Star Washer – JMIKS Fasteners
Star Washer

Star Washer – Product Details

JMIKS Fasteners supplies star washers (toothed lock washers) in SS 304, SS 316 and SS 202 for bolt sizes M8 to M36 and 5/16″ to 1-1/4″ BSW.

Specifications

Standard : DIN / IS / AISI
Size : Metric- M8 to M36, BSW – 5/16 to 1.1/4″
Grade : SS304 | SS316 | SS202

About Star Washers

A star washer has teeth that bite into the nut and the surface. This stops the joint from loosening and makes good electrical contact. External tooth washers give the most grip, while internal tooth washers suit small heads. The common standards are DIN 6797 and DIN 6798.

Applications

  • Electrical earthing and panel connections
  • Electronics and appliances
  • Automobile wiring and lighting
  • Light machinery and covers

Star Washer FAQs

Why are star washers used for earthing?

The sharp teeth cut through paint and oxide layers and give a reliable metal-to-metal contact for the earth connection.

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