428-622 This RS PRO M2.5 crinkle locking and anti-vibration washer is made from A2 plain stainless steel. It measures 5.71 mm outside diameter and 2.75 mm inside diameter.
Mfr Part #:

428-622

Available from 1 distributors
Mfr Name: RS
RS
This RS PRO M2.5 crinkle locking and anti-vibration washer is made from A2 plain stainless steel. It measures 5.71 mm outside diameter and 2.75 mm inside diameter.
✓ Total Stock: 2,500 pcs
$ Price Range: $0.99

428-622 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,500 pcs
2500 pcs On Request 1 On Request On Request On Request On Request On Request

428-622 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
Finish
Material
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428-622 Description

Short technical summary and product information.

The RS PRO 428-622 is a plain stainless steel crinkle locking and anti-vibration washer designed for M2.5 screws or bolts. Constructed from durable A2 stainless steel, it offers corrosion resistance suitable for various environments, including food production.

 

This washer functions similarly to a plain washer by spreading load and preventing surface wear, but its crinkle design also provides locking and vibration resistance. It meets the BS 4463 standard.

 

Key specifications include an inside diameter of 2.75 mm, an outside diameter of 5.71 mm, and a thickness of 0.16 mm. Its A2 stainless steel construction ensures longevity and suitability for applications requiring both load distribution and vibration dampening.

428-622 Quick Information

Product Type: Washer
Canonical Name: RS PRO Stainless Steel Plain Crinkle Locking & Anti-Vibration Washer, M2.5, A2
Subcategory: Crinkle Washer

428-622 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

428-622 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

428-622 Features

  • Constructed from A2 stainless steel.
  • Designed for M2.5 screw or bolt size.
  • Provides locking and anti-vibration functionality.
  • Complies with BS 4463 standard.
  • Plain finish for general purpose use.

428-622 Applications

  • Used in fastener assemblies for load spreading.
  • Offers vibration protection in mechanical joints.
  • Suitable for food production environments.
  • Common in electronic and construction applications.

428-622 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inside diameter of the washer?

2.75 mm.

What is the outside diameter of the washer?

5.71 mm.

What is the thickness of the washer?

0.16 mm.

What material is the washer made from?

Stainless steel, A2 grade.

What screw size is this washer designed for?

M2.5.

What standard does this washer comply with?

BS 4463.

What is the finish of the washer?

Plain.

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