External Tooth Washers

External Tooth Lock Washers

Category : Washers

External tooth lock washer as the name suggest have external teeth radially outward to provide maximum torsional resistance. These tooth lock washers are best for large headed screws like pan head, round head, binding head, washer head, etc, where the heads make contact with the washer teeth.

There is a another version with conical shaped external tooth lock washer under DIN 6797 V. Bolting Specialist provides most of its supply of external teeth lock washer in zinc plated steel, stainless steel 304, 316 & 410, etc.

Specifications

Forming Hot & Cold Forged
Metric Size M6 to M30
Imperial Size 1/4" to 1"
Thickness Custom
Standards DIN, ISO, CSN, PN, UNI, ASME
Variants
Dimension Standards
  • DIN 6797A
  • DIN 6797 V
  • ASME B18.21.1
  • UNI 8841
  • CSN 21744
Materials
ASTM Specifications
Coatings