4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon

Product code: WASH102
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4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon
4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon
4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon
4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon
4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon
4.3mm x 7.0mm (M4) Locking Washer (2-Pronged) 2.3mm Thickness | Nylon
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
0 - 1 £0.20 £0.24
2 - 499 £0.19 £0.23
500 - 999 £0.16 £0.19
1000 - 4999 £0.12 £0.14
5000 - 9999 £0.10 £0.12
10000 + £0.07 £0.09
£0.24 / each
Quantity:


Product Specification
Size M4
Internal Diameter 4.3mm
Grip Diameter 3.3mm
Outside Diameter 7.0mm
Thickness 2.3mm
Type 2 Prong
Material Nylon
Colour Natural

Next Day or Standard Delivery available via DHL or Royal Mail.
Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

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Call our sales team on

01233 713581


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M4 Anti Loss Washer, 4.3mm ID x 7mm OD x 2.3mm Thickness, Nylon 66 & HDPE, Off-white | Vital Parts - WASH102

Ensure secure and reliable fastening with our M4 Anti-Loss Washer, featuring an internal diameter of 4.3mm, an external diameter of 7mm and a thickness of 2.3mm. Manufactured from a blend of durable Nylon 66 & HDPE, this off-white washer offers a combination of strength, flexibility and chemical resistance, making it ideal for a wide range of light to medium-duty fastening applications.

What is a M4 Anti-Loss Washer?

A M4 Anti-Loss Washer is a specialised retaining washer designed to prevent displacement or loss during assembly or servicing. Constructed from high-grade Nylon 66 & HDPE, it provides excellent insulating properties, dimensional stability and moisture resistance. Its off-white finish offers clear visibility during installation, aiding in quality control and reducing the risk of omission.

Key Applications and Industries

Our M4 Anti-Loss Washers are used across numerous industries in the UK, including:

  • Automotive: Used in dashboard assembly, wiring looms and internal fittings to ensure components remain in place during service or vibration.
  • Electronics: Ideal for securing circuit boards and components where insulation and non-conductivity are essential.
  • Manufacturing: Employed in lightweight mechanical assemblies to prevent fastener loss during installation and servicing.
  • General Industrial: Suitable for use in domestic appliances and general equipment maintenance.

Why Choose Our M4 Anti-Loss Washer?

Our Nylon and HDPE Anti-Loss Washers provide key benefits that make them a preferred solution for UK manufacturers and engineers:

Moisture and Chemical Resistance: HDPE and Nylon 66 resist most solvents, oils and chemicals, offering excellent long-term performance.

Electrical Insulation: Nylon 66 offers excellent dielectric strength, making this washer ideal for electronic and electrical applications.

Lightweight and Non-Corrosive: Plastic construction eliminates the risk of rust or metal fatigue, perfect for high-humidity or corrosive environments.

Secure Fit: Designed to hold fasteners in place during assembly, transportation and use, helping to reduce lost components and installation errors.

Key Features and Benefits:

  • Material: Blend of Nylon 66 & HDPE for strength, flexibility and resistance.
  • Dimensions: 4.3mm internal diameter, 7mm external diameter, 2.3mm thickness.
  • Colour: Off-white for visual contrast and ease of inspection.
  • Non-conductive and corrosion-resistant for sensitive applications.
  • Helps prevent loss or misalignment of washers during installation.

Technical Specifications:

  • Thread Size: M4
  • Internal Diameter: 4.3mm
  • External Diameter: 7mm
  • Thickness: 2.3mm
  • Material: Nylon 66 & HDPE
  • Colour: Off-white
  • Operating Temperature Range: Approx. -40°C to +85°C

Who Uses M4 Anti-Loss Washers?

These anti-loss washers are a go-to component for maintenance engineers, electrical technicians, automotive fitters and product assembly teams in the UK. Whether you're building an electronic device, assembling a vehicle dashboard, or conducting appliance maintenance, this washer ensures fasteners stay in place and installations run smoothly.

Call Vital Parts Today

Get a reliable hold with our M4 Anti-Loss Washers, made from Nylon 66 & HDPE. Call Vital Parts today on 01233 713581 to benefit from free technical advice and same-day dispatch. Business customers can request free samples to check sizing and compatibility. Register for a trade account to unlock exclusive pricing, credit terms and flexible delivery options. As a UK-based supplier of specialised components, we are here to support your success with unbeatable service and expert support.

Please call for any enquiries!
Mon - Thurs 8.30 am - 5.30 pm
Fri 8.30 am - 3.30 pm

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