304 (A2) · 316 (A4) · Spring Steel
Hobson Engineering Spring Washer
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Measurement
Type
Size (diameter)
Length
Pitch / thread
Finish / coating
Grade / strength
Brand
Application — optional, by use
HDG HEC127B SPRING WASH: M12
WRMSGSM12
Spring Washer (flat section) in spring steel. Hot-dip galvanised for long-term outdoor and corrosive-environment use.
Specifications
- Standard
- HEC 127B / SPRING STEEL
- Grade / class
- Spring Steel
- Material / finish
- Galvanised
- Type
- Flat section
Buy by the
Sold by the box (200 ea). Prices on application, request a quote and we’ll price your list.
Documents & data sheets for this selection
- A different shade of grey
- Hobson Washers Product Guide
- Prevent Zinc Whiskers with HDG Products
- Product Finish Comparison
- Types of Washers
- Washer Gauge Conversion Chart
Showing documents relevant to the selected variant. Courtesy of Hobson Engineering.
About the Spring Washer
Spring (helical) washers press against the nut and joint to maintain tension and resist loosening under vibration. Flat- and square-section profiles in zinc-plated steel and A2/A4 stainless.
Also known as: Lock Washers, Split Washers.
Features
- Maintains tension against vibration
- Flat- and square-section profiles
- Zinc-plated and stainless
- Metric and imperial
Applications
- Vibrating machinery and plant
- General assembly
- Automotive and equipment
Standards & specification
- AS1085.7
- HEC 127B / SPRING STEEL
- ANSI B18.21.1 / A2
- HEC 127B / A2
- HEC 7980 / A4 -80
- ANSI B18.21.1 / A4
- HEC 127B / A4
- ANSI B18.21.1 / SPRING STEEL
Need Spring Washer in bulk?
Add the sizes you need to your quote, or send us your list and we’ll price the lot and supply it with the rest of your order.
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