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PEEK Nuts & Washers

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  • Description:PEEK Nuts & Washers
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SCI MATERIALS HUB · ENGINEERING POLYMER FASTENERS

PEEK Metric Engineering Plastic Nuts & Flat WashersMetric PEEK Nuts & Flat Washers · M2–M20

A PEEK fastening-accessory range for research instruments, analytical equipment, electrochemical fixtures, and laboratory assemblies. The current list contains 25 specifications: 12 nut models and 13 flat-washer models spanning metric sizes from M2 through M20.

PRODUCT DATA
25Listed Specifications
12 + 13Nuts + Flat Washers
M2–M20Metric Size Range
1 / 2 pcsWasher Combination Field
1000Reference Quantity Field
MetricSpecification System
Product Overview

Metric PEEK Fastening Components

This accessory range groups PEEK metric nuts and flat washers by M-size for easier matching with PEEK screws, laboratory fixtures, and instrument structures. Confirm the mating thread first, then determine whether a nut, flat washer, or both are required for the assembly.

25 Listed Specifications

Selection by Product Type and Metric Size

This accessory range groups PEEK metric nuts and flat washers by M-size for easier matching with PEEK screws, laboratory fixtures, and instrument structures. Confirm the mating thread first, then determine whether a nut, flat washer, or both are required for the assembly.

M2Available accessory or fastener specifications
M2.5Available accessory or fastener specifications
M3Available accessory or fastener specifications
M4Available accessory or fastener specifications
M5Available accessory or fastener specifications
M6Available accessory or fastener specifications
M8Available accessory or fastener specifications
M10Available accessory or fastener specifications
M12Available accessory or fastener specifications
M14Available accessory or fastener specifications
M16Available accessory or fastener specifications
M18Available accessory or fastener specifications
M20Available accessory or fastener specifications
Key Features

Organized for Laboratory and Instrument Selection

01Metric Size OrganizationModels are grouped by M-size for straightforward matching with threaded components.
02PEEK Engineering PolymerNon-metallic fastening components for research, analytical, and prototype assemblies.
03Clear Model IdentificationModel naming keeps thread size and product type visible for repeat procurement.
04Broad Assembly UseSuitable for fixtures, instrument structures, peripheral fluidic hardware, and laboratory prototypes.
Quick Selector

Filter the Standard Model List

Combine the available product-type and metric-size filters to narrow the specification table.

Interactive Selection
Product Type
Metric Size
Use the filters together to find matching standard specifications.25 listed records
Model / SpecificationProduct TypeMetric SizeCombination Qty.Reference Qty.
M2 NutNutM21000
M2 Flat Washer (2 pcs)Flat WasherM22 pcs1000
M2.5 NutNutM2.51000
M2.5 Flat Washer (2 pcs)Flat WasherM2.52 pcs1000
M3 NutNutM31000
M3 Flat Washer (2 pcs)Flat WasherM32 pcs1000
M4 NutNutM41000
M4 Flat Washer (1 pcs)Flat WasherM41 pcs1000
M5 NutNutM51000
M5 Flat Washer (1 pcs)Flat WasherM51 pcs1000
M6 NutNutM61000
M6 Flat Washer (1 pcs)Flat WasherM61 pcs1000
M8 NutNutM81000
M8 Flat Washer (1 pcs)Flat WasherM81 pcs1000
M10 NutNutM101000
M10 Flat Washer (1 pcs)Flat WasherM101 pcs1000
M12 NutNutM121000
M12 Flat Washer (1 pcs)Flat WasherM121 pcs1000
M14 Flat Washer (1 pcs)Flat WasherM141 pcs1000
M16 NutNutM161000
M16 Flat Washer (1 pcs)Flat WasherM161 pcs1000
M18 NutNutM181000
M18 Flat Washer (1 pcs)Flat WasherM181 pcs1000
M20 NutNutM201000
M20 Flat Washer (1 pcs)Flat WasherM201 pcs1000
Model Parameter Comparison

Complete Specification Table

Review the entire model list in one table for BOM preparation and repeat ordering.

Complete Model List
Model / SpecificationProduct TypeMetric SizeCombination Qty.Reference Qty.System
M2 NutNutM21000Metric
M2 Flat Washer (2 pcs)Flat WasherM22 pcs1000Metric
M2.5 NutNutM2.51000Metric
M2.5 Flat Washer (2 pcs)Flat WasherM2.52 pcs1000Metric
M3 NutNutM31000Metric
M3 Flat Washer (2 pcs)Flat WasherM32 pcs1000Metric
M4 NutNutM41000Metric
M4 Flat Washer (1 pcs)Flat WasherM41 pcs1000Metric
M5 NutNutM51000Metric
M5 Flat Washer (1 pcs)Flat WasherM51 pcs1000Metric
M6 NutNutM61000Metric
M6 Flat Washer (1 pcs)Flat WasherM61 pcs1000Metric
M8 NutNutM81000Metric
M8 Flat Washer (1 pcs)Flat WasherM81 pcs1000Metric
M10 NutNutM101000Metric
M10 Flat Washer (1 pcs)Flat WasherM101 pcs1000Metric
M12 NutNutM121000Metric
M12 Flat Washer (1 pcs)Flat WasherM121 pcs1000Metric
M14 Flat Washer (1 pcs)Flat WasherM141 pcs1000Metric
M16 NutNutM161000Metric
M16 Flat Washer (1 pcs)Flat WasherM161 pcs1000Metric
M18 NutNutM181000Metric
M18 Flat Washer (1 pcs)Flat WasherM181 pcs1000Metric
M20 NutNutM201000Metric
M20 Flat Washer (1 pcs)Flat WasherM201 pcs1000Metric
Selection Guide

Selection Checklist

1. Confirm the mating M-sizeMatch the screw, threaded component, or drawing before selecting a nut or washer.
2. Decide whether a washer is requiredConsider the contact surface, local spacing, clamp geometry, and intended fastening method.
3. Check the listed washer combinationThe model name identifies whether the recorded washer specification contains one or two pieces.
Applications

Typical Application Areas

Research InstrumentsNon-metallic fastening for housings, brackets, covers, and internal support structures.
Electrochemical FixturesPeripheral fastening around laboratory fixtures and fluidic components.
Analytical EquipmentAssembly of laboratory modules, detection platforms, and instrument accessories.
Electrical IsolationPrototype structures where non-metallic fastening components are preferred.
Microfluidic PeripheralsMounting around interface plates, supports, and modular fluidic hardware.
Laboratory Spare PartsMultiple metric sizes support practical maintenance and spare-part stocking.
FAQ

Frequently Asked Questions

What does “M3 Flat Washer (2 pcs)” mean?

The listed specification is recorded as a two-piece flat-washer combination for M3.

Why is M14 available only as a flat washer?

The current specification list includes an M14 flat washer but no M14 nut, so no additional nut model is assumed.

Can nuts, washers, and PEEK screws be purchased together?

Yes. Provide the complete M-size and quantity list so matching components can be reviewed together.

What should be checked before ordering?

Confirm the mating screw or thread size, required quantity, assembly geometry, and any special operating requirements.

PURCHASE & TECHNICAL SUPPORT

Purchase & Technical Support

Standard configurations can be selected by thread size and specification. For mixed-size orders, project quantities, or application-specific requirements, include the requested model, dimensions, quantity, operating environment, and mating components so the selection can be reviewed efficiently.

AmazonMarketplace searchUse the exact size or model in your search.
eBayMarketplace searchSuitable for standard-size purchasing.
Direct RFQcontact@scimaterials.cnBulk, mixed-size, and project inquiries.
WhatsApp+86 153 5789 9751International inquiries welcome.
Recommended RFQ DetailsThread / length / quantityApplication / mating parts / special requirements

Specifications are provided for model selection. Availability, final pricing, shipping, suitability, and delivery terms are subject to the current marketplace listing or formal quotation.

SCI MATERIALS HUB · PURCHASE CHANNELS

PEEK Metric Engineering Plastic Nuts & Flat Washers ' Purchase ChannelsMetric PEEK Nuts & Flat Washers · M2–M20

25 standard PEEK nut and flat-washer specifications covering M2–M20. Filter by product type, metric size, and USD reference price, then purchase through Amazon or eBay or request direct support for mixed-size, bulk, and project requirements.

PURCHASE DATA
25Listed Specifications
$2–$8Reference Price Range
M2–M20Metric Size Range
AmazonMarketplace Channel
eBayMarketplace Channel
RFQBulk & Project Support
Purchase Overview

Choose by Product Type, Metric Size, and Application

Confirm the required component type and mating M-size before comparing price. For screw models, length should be confirmed from assembly thickness and required thread engagement.

Standard + Project Orders
01Choose Product TypeSelect screw, nut, or flat washer as applicable.
02Confirm Metric SizeMatch the existing threaded component or design drawing.
03Review Model & PriceUse the combined filters to narrow the current list.
04Order or Request RFQUse Amazon/eBay for standard items or direct RFQ for mixed-size and project orders.
Purchase Channels

Amazon, eBay & Direct RFQ

Amazon MarketplaceSearch by exact metric size and product type.Search Amazon
eBay MarketplaceBrowse standard PEEK fastener and accessory listings.Search eBay
Direct Sales & RFQFor bulk, mixed-size, recurring, and project requirements.Send RFQ
Model & Price Finder

Models & Reference Prices

Combine the available filters to narrow the standard model list and compare reference USD pricing.

25 Listed Specifications
Product Type
Metric Size
USD Price
Use multiple filters together for a focused selection.USD Reference Pricing
Model / SpecificationProduct TypeMetric SizeCombination Qty.Reference PriceReference Qty.Purchase
M2 NutNutM2$31000Amazon eBay
M2 Flat Washer (2 pcs)Flat WasherM22 pcs$21000Amazon eBay
M2.5 NutNutM2.5$31000Amazon eBay
M2.5 Flat Washer (2 pcs)Flat WasherM2.52 pcs$21000Amazon eBay
M3 NutNutM3$31000Amazon eBay
M3 Flat Washer (2 pcs)Flat WasherM32 pcs$21000Amazon eBay
M4 NutNutM4$31000Amazon eBay
M4 Flat Washer (1 pcs)Flat WasherM41 pcs$21000Amazon eBay
M5 NutNutM5$31000Amazon eBay
M5 Flat Washer (1 pcs)Flat WasherM51 pcs$21000Amazon eBay
M6 NutNutM6$31000Amazon eBay
M6 Flat Washer (1 pcs)Flat WasherM61 pcs$21000Amazon eBay
M8 NutNutM8$41000Amazon eBay
M8 Flat Washer (1 pcs)Flat WasherM81 pcs$21000Amazon eBay
M10 NutNutM10$41000Amazon eBay
M10 Flat Washer (1 pcs)Flat WasherM101 pcs$21000Amazon eBay
M12 NutNutM12$41000Amazon eBay
M12 Flat Washer (1 pcs)Flat WasherM121 pcs$21000Amazon eBay
M14 Flat Washer (1 pcs)Flat WasherM141 pcs$21000Amazon eBay
M16 NutNutM16$51000Amazon eBay
M16 Flat Washer (1 pcs)Flat WasherM161 pcs$31000Amazon eBay
M18 NutNutM18$61000Amazon eBay
M18 Flat Washer (1 pcs)Flat WasherM181 pcs$31000Amazon eBay
M20 NutNutM20$81000Amazon eBay
M20 Flat Washer (1 pcs)Flat WasherM201 pcs$31000Amazon eBay
Ordering Guide

Purchase & RFQ Recommendations

State the product typeIdentify screw, nut, or flat washer so the requested item is unambiguous.
Use the complete metric sizeFor screws, include both thread size and length. For nuts and washers, include the matching M-size.
Provide quantity and application detailsMixed-size orders are easier to quote when each line item includes quantity and any special service conditions.
Purchase FAQ

Frequently Asked Questions

Why is M14 shown only as a flat washer?

The current model list includes an M14 flat washer record but no corresponding M14 nut record.

Can nuts and flat washers be ordered with PEEK screws?

Yes. Provide the complete metric-size and quantity list so matching components can be reviewed together.

Are the USD values final checkout prices?

They are reference prices for comparison. Marketplace pricing, shipping, taxes, quantity, and availability may change.

What does “2 pcs” in the combination field mean?

It indicates that the listed flat-washer specification is recorded as a two-piece combination.

PURCHASE & TECHNICAL SUPPORT

Purchase & Technical Support

Standard configurations can be selected by thread size and specification. For mixed-size orders, project quantities, or application-specific requirements, include the requested model, dimensions, quantity, operating environment, and mating components so the selection can be reviewed efficiently.

AmazonMarketplace searchUse the exact size or model in your search.
eBayMarketplace searchSuitable for standard-size purchasing.
Direct RFQcontact@scimaterials.cnBulk, mixed-size, and project inquiries.
WhatsApp+86 153 5789 9751International inquiries welcome.
Recommended RFQ DetailsThread / length / quantityApplication / mating parts / special requirements

Specifications are provided for model selection. Availability, final pricing, shipping, suitability, and delivery terms are subject to the current marketplace listing or formal quotation.

Partial references citing our materials (from Google Scholar)


Carbon Dioxide Reduction

1. ACS Nano Strain Relaxation in Metal Alloy Catalysts Steers the Product Selectivity of Electrocatalytic CO2 Reduction

The bipolar membrane (Fumasep FBM) in this paper was purchased from SCI Materials Hub, which was used in rechargeable Zn-CO2 battery tests. The authors reported a strain relaxation strategy to determine lattice strains in bimetal MNi alloys (M = Pd, Ag, and Au) and realized an outstanding CO2-to-CO Faradaic efficiency of 96.6% with outstanding activity and durability toward a Zn-CO2 battery.


2. Front. Chem. Boosting Electrochemical Carbon Dioxide Reduction on Atomically Dispersed Nickel Catalyst

In this paper, Vulcan XC-72R was purchased from SCI Materials Hub. Vulcan XC 72R carbon is the most common catalyst support used in the anode and cathode electrodes of Polymer Electrolyte Membrane Fuel Cells (PEMFC), Direct Methanol Fuel Cells (DMFC), Alkaline Fuel Cells (AFC), Microbial Fuel Cells (MFC), Phosphoric Acid Fuel Cells (PAFC), and many more!


3. Adv. Mater. Partially Nitrided Ni Nanoclusters Achieve Energy-Efficient Electrocatalytic CO2 Reduction to CO at Ultralow Overpotential

An AEM membrane (Sustainion X37-50 Grade RT, purchased from SCI Materials Hub) was activated in 1 M KOH for 24 h, washed with ultra-purity water prior to use.


4. Adv. Funct. Mater. Nanoconfined Molecular Catalysts in Integrated Gas Diffusion Electrodes for High-Current-Density CO2 Electroreduction

In this paper (Supporting Information), an anion exchanged membrane (Fumasep FAB-PK-130 obtained from SCI Materials Hub (www.scimaterials.cn)) was used to separate the catholyte and anolyte chambers.

SCI Materials Hub: we also recommend our Fumasep FAB-PK-75 for the use in a flow cell.


5. Appl. Catal. B Efficient utilization of nickel single atoms for CO2 electroreduction by constructing 3D interconnected nitrogen-doped carbon tube network

In this paper, the Nafion 117 membrane was obtained from SCI Materials Hub.


6. Vacuum Modulable Cu(0)/Cu(I)/Cu(II) sites of Cu/C catalysts derived from MOF for highly selective CO2 electroreduction to hydrocarbons

In this paper, Proton exchange membrane (Nafion 117), Nafion D520, and Toray 060 carbon paper were purchased from SCI Materials Hub.


7. National Science Review Confinement of ionomer for electrocatalytic CO2 reduction reaction via efficient mass transfer pathways

An anion exchange membrane (PiperION-A15-HCO3) was obtained from SCI Materials Hub.


8. Catalysis Communications Facilitating CO2 electroreduction to C2H4 through facile regulating {100} & {111} grain boundary of Cu2O

Carbon paper (TGPH060), membrane solution (Nafion D520), and ionic membrane (Nafion N117) were obtained from Wuhu Eryi Material Technology Co., Ltd (a company under SCI Materials Hub).


Batteries

1. J. Mater. Chem. A Blocking polysulfides with a Janus Fe3C/N-CNF@RGO electrode via physiochemical confinement and catalytic conversion for high-performance lithium–sulfur batteries

Graphene oxide (GO) in this paper was obtained from SCI Materials Hub. The authors introduced a Janus Fe3C/N-CNF@RGO electrode consisting of 1D Fe3C decorated N-doped carbon nanofibers (Fe3C/N-CNFs) side and 2D reduced graphene oxide (RGO) side as the free-standing carrier of Li2S6 catholyte to improve the overall electrochemical performance of Li-S batteries.


2. Joule A high-voltage and stable zinc-air battery enabled by dual-hydrophobic-induced proton shuttle shielding

This paper used more than 10 kinds of materials from SCI Materials Hub and the authors gave detailed properity comparsion.

The commercial IEMs of Fumasep FAB-PK-130 and Nafion N117 were obtained from SCI Materials Hub.

Gas diffusion layers of GDL340 (CeTech) and SGL39BC (Sigracet) and Nafion dispersion (Nafion D520) were obtained from SCI Materials Hub.

Zn foil (100 mm thickness) and Zn powder were obtained from the SCI Materials Hub.

Commercial 20% Pt/C, 40% Pt/C and IrO2 catalysts were also obtained from SCI Materials Hub.


3. Journal of Energy Chemistry Vanadium oxide nanospheres encapsulated in N-doped carbon nanofibers with morphology and defect dual-engineering toward advanced aqueous zinc-ion batteries

In this paper, carbon cloth (W0S1011) was obtained from SCI Materials Hub. The flexible carbon cloth matrix guaranteed the stabilization of the electrode and improved the conductivity of the cathode.


4. Energy Storage Materials Defect-abundant commercializable 3D carbon papers for fabricating composite Li anode with high loading and long life

The 3D carbon paper (TGPH060 raw paper) were purchased from SCI Materials Hub.


5. Nanomaterials A Stable Rechargeable Aqueous Zn–Air Battery Enabled by Heterogeneous MoS2 Cathode Catalysts

Nafion D520 (5 wt%), and carbon paper (GDL340) were received from SCI-Materials-Hub.


6. SSRN An Axially Directed Cobalt-Phthalocyanine Covalent Organic Polymer as High-Efficient Bifunctional Catalyst for Zn-Air Battery

Carbon cloth (W0S1011) and other electrochemical consumables required for air cathode were provided by SCI Materials Hub.


Oxygen Reduction Reaction

1. J. Chem. Eng. Superior Efficiency Hydrogen Peroxide Production in Acidic Media through Epoxy Group Adjacent to Co-O/C Active Centers on Carbon Black

In this paper, Vulcan XC 72 carbon black, ion membrane (Nafion N115, 127 μL), Nafion solution (D520, 5 wt%), and carbon paper (AvCarb GDS 2230 and Spectracarb 2050A-1050) were purchased from SCI Materials Hub.


2. Journal of Colloid and Interface Science Gaining insight into the impact of electronic property and interface electrostatic field on ORR kinetics in alloy engineering via theoretical prognostication and experimental validation

The 20 wt% Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) were purchased from SCI Materials Hub. This work places emphasis on the kinetics of the ORR concerning Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) catalysts, and integrates theoretical prognostication and experimental validation to illuminate the fundamental principles of alloy engineering.


Water Electrolysis

1. International Journal of Hydrogen Energy Gold as an efficient hydrogen isotope separation catalyst in proton exchange membrane water electrolysis

The cathodic catalysts of Pt/C (20 wt%, 2–3 nm) and Au/C (20 wt%, 4–5 nm) were purchased from SCI Materials Hub.


2. Small Science Silver Compositing Boosts Water Electrolysis Activity and Durability of RuO2 in a Proton-Exchange-Membrane Water Electrolyzer

Two fiber felts (0.35 mm thickness, SCI Materials Hub) were used as the porous transport layers at both the cathode and the anode.


3. Advanced Functional Materials Hierarchical Crystalline/Amorphous Heterostructure MoNi/NiMoOx for Electrochemical Hydrogen Evolution with Industry-Level Activity and Stability

Anion-exchange membrane (FAA-3-PK-130) was obtained from SCI Materials Hub website.


Fuel Cells

1. Polymer Sub-two-micron ultrathin proton exchange membrane with reinforced mechanical strength

Gas diffusion electrode (60% Pt/C, Carbon paper) was purchased from SCI Materials Hub.


Characterization

1. Chemical Engineering Journal Electrochemical reconstitution of Prussian blue analogue for coupling furfural electro-oxidation with photo-assisted hydrogen evolution reaction

An Au nanoparticle film was deposited on the total reflecting plane of a single reflection ATR crystal (SCI Materials Hub, Wuhu, China) via sputter coater.

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