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Conical Spring Washers

Conical Spring Washers
Category : Washers

Heavy hex bolts are hex head bolts with heavy profile. The hex and the thickness of the bolt head are considerable larger then standard hex head bolts. Heavy hex head bolts are available in both metric and inch sizes with UN, UNC, UNF, UNEF and ISO metric threads. Heavy hex bolts are produced in high tensile grades, stainless steel and majority of ASTM bolting specifications.

Conical Spring Washer Specifications

Forming Hot & Cold Forged
Metric Size M6 to M100
Imperial Size 3/8" to 4"
Threads UN, UNC, UNF, UNEF, ISO Metric and BSW.
Dimension Standards ASME B18.2.1
ASTM Specifications
  • ASTM A193
  • ASTM A307
  • ASTM A320