Another design is the external-tooth washer, which has its teeth on the outside of the ring. Whereas internal-teeth washers are better suited with fasteners with small heads, external-ring ones are better suited to fasteners with large heads. For projects requiring more torque, pyramidal lock washers are recommended.

Countersunk External-Tooth Lock Washers. The teeth on these washers firmly grip heads of 82° flat head countersunk screws to prevent joints from loosening under vibration. Black-oxide steel washers are mildly corrosion resistant in dry environments. Zinc-plated steel washers are corrosion resistant in wet environments.

2 days ago · The Type “B” is listed as an alternative tooth form in ASME B18.21.1 Military Standards, S.A.E., etc. It is available for many of the styles and sizes of tooth washers shown in this catalog, including external, internal, external-internal and many others. To order, specify the WCL part number and designate “Type B” for example: 1114-00

Choose from our selection of external-tooth lock washers in a wide range of styles and sizes. In stock and ready to ship.

2022. 1. 19. · ASME B18.21.1 External Tooth Lock Washers Dimensions. Home; ASME Standard Fasteners; ASME B18.21.1 External Tooth Lock Washers; ASME B18.21.1 External Tooth Lock

The Hillman Group 43802 1/4-Inch External Tooth Lock Washer, Stainless Steel, 50-Pack 6 1 offer from $9.99 #22 The Hillman Group 43797 1/2-Inch Internal Tooth Lock Washer, Stainless Steel, 25-Pack 8 1 offer from $8.73 #23

External Tooth Lock Washers are hardened circular washers with twisted prongs or "teeth" that extend out from the outer edges of the washer.

300pcs/Set Tooth Lock Washers 304 Stainless Steel External Star Assortment-Kit. $11.81. Free shipping Free shipping Free shipping #10 3/16 External Tooth Countersunk Lock Washer Black Steel Flat Head Screw star. $14.99. Free shipping Free shipping Free shipping. M3 x 6mm Internal Tooth Star Lock Washers Silver Tone 50 Pcs.

This flat washer has teeth around the outer perimeter. When paired with another flat washer, this combination prevents rattling and loosening of screws. 800-962-1614

External Tooth Washers · Tradewell Ferromet Private Limited · Jayant Impex Private Limited · Parshva India · Creative Fasteners · Rimco Overseas · Fastener Zone 

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