Schnorr Safety Washers

• Independent tests prove effectiveness.
• Minimum damage to mating surfaces.
• S & VS washers have serrated conical trapezoidal cross section with maximum thickness at outside.  Gives maximum locking effect and greater load generated when flat.
• Shape provides high spring load with minimum metal thickness.
• Serrated S washers 1.6mm - 36mm, VS for use with higher strength bolts 5mm to 30mm.
• HDS conical plain washers 2mm - 30mm.  Suitable for high axial loads, partial acceptance of dynamic loads.
• HS conical plain washers with smaller OD relative to ID than HDS washers, sizes 6mm - 30mm.
• May be used with most types of bolt and screw head.

The reliable securing of bolts (265 KB)

INDEPENDENT TEST RESULTS

Firm grip bolts for as long as you want 
(505 KB)

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SCHNORR SAFETY WASHERS

  please complete our on-line enquiry form

Schnorr Disc Springs