Heico A4 316 Stainless Steel Ring Lock Locking & Anti-Vibration Washer, M20

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Subtotal (1 bag of 5 units)*

£45.67

(exc. VAT)

£54.80

(inc. VAT)

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In Stock
  • 5 unit(s) ready to ship
  • Plus 20 unit(s) shipping from 10 December 2025
  • Plus 999,999,974 unit(s) shipping from 30 January 2026
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Bag(s)
Per Bag
Per unit*
1 - 4£45.67£9.134
5 - 9£43.39£8.678
10 - 29£41.10£8.22
30 +£38.36£7.672

*price indicative

RS Stock No.:
914-3412
Mfr. Part No.:
H-HLRS-20S
Brand:
Heico
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Brand

Heico

For Screw/Bolt Size

M20

Washer Type

Ring Lock

Inside Diameter

21.70mm

Outside Diameter

30.70mm

Material

Stainless Steel

Stainless Steel Type

A4 316

Thickness

3.50mm

COO (Country of Origin):
DE

Heico Ring Lock Washers


If you are looking for a high quality ring lock washer system the Heico ring lock washers not only provide you with extra security but, are user friendly and ideal for the most demanding of applications. This is an excellent washer for repeated use and the ring lock system goes you the added guarantee that the washers are fastened into the correct position. Even if you are not a regular user this system means that is easy, safe and quick to install. The Heico ring lock washers are supplied already assembled with a polyamide ring and the Heico wedge lock washers. The polyamide ring holds the two washes in the correct position.

FEATURES:
Easy installation and removal
Pre-assembled
Proven bolt securing
Works well with and low preloads
Suitable for dynamic loads even when using a lubricant
Reusable with no reduction in quality
Suitable for use with high tensile belts and nuts of 8.8, 10.9, 12.9
Narrow or wide bearing surface
Available in steel or stainless steel
A wide variety of applications
Variety of sizes available

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