Illustrative drawing. Actual product is confirmed to your specification at quotation.
Washers
Spring Lock Washers
Also listed as Split Lock Washers
A spring lock washer, also called a split lock washer, is a single helical coil with a split end. It holds tension against the joint and its sharp ends bite into the surface, which can slow loosening. It does not replace correct preload; for severe vibration use a prevailing-torque nut.
- Square-section helical coil
- Also listed as split lock washers
- Not a substitute for correct preload
Specifications
- Material
- Spring steelStainless steel A2 (AISI 304)Stainless steel A4 (AISI 316)Phosphor bronze
- Grade / property class
- Spring hardness (HRC 40–48 typical)
- Thread
- Not threaded
- Finish / coating
- PlainZinc platedPhosphated
- Size range
- Up to M6M8–M12M14–M24M27–M48
- Standards
- DIN 127 BDIN 128DIN 7980 (for cap screws)ASME B18.21.1IS 3063
Exact dimensions, lengths and availability are confirmed at quotation.
Applications
- Electrical and general machinery
- Motors and pumps
- Lightly vibrating joints
- Equipment covers and guards
- Switchgear and panels
Related and complementary fasteners
Request a quote for Spring Lock Washers
Give us the size, grade, finish and quantity. We reply within one business day.
Common questions
- Which sizes and grades of spring lock washers do you supply?
- We supply spring lock washers in Up to M6, M8–M12, M14–M24, M27–M48 size bands and grades/classes including Spring hardness (HRC 40–48 typical). Exact availability, dimensions and lead time are confirmed at quotation.
- Which standards do spring lock washers follow?
- Common standards are DIN 127 B, DIN 128, DIN 7980 (for cap screws), ASME B18.21.1, IS 3063. Tell us the standard you need and we will quote to it.
- Can you supply in bulk or with test certificates?
- Yes. We quote for loose lots and scheduled bulk supply across India, and can share manufacturer test certificates where available. Confirm the requirement when you request a quote.
Need a quote on bulk or custom industrial supply?
Share your specifications and quantities — our technical team will respond with pricing and lead time within one business day.