1/2-20 King Pin Slotted Jam Nut (Castle Nut) - EC Carburetors

1/2-20 King Pin Slotted Jam Nut (Castle Nut)-50FNSJ5 1/2-20 Slotted Jam Nut (Castle Nut) is used in the plate where a cotter pin is needed to secure t

Engine Carburetor Studs with Lock Washers and Nuts; 1-3/8 Inch

Dorman 1/2-20 Inch Thread Nut 220-014BX

1/2-20 King Pin Slotted Jam Nut (Castle Nut) - EC Carburetors

Hard-to-Find Fastener 014973261139 Fine Castle Nuts, 1

Hard-to-Find Fastener 014973261139 Fine Castle Nuts, 1

This castle nut is designed as a locking type nut and is often used in conjunction with a cotter pin for locking bolts into place to prevent loosening

Everbilt 1/2 in.-20 Zinc-Plated Fine Thread Castle Nut 814318 - The Home Depot

Metric Castle Nut - 20mm*1.5 This nut is used on various sizes and models of Chinese ATVs rear axles. Used in several other applications too. Be sure

Metric Castle Nut - 20mm - M20-1.50 - Axle Nut

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Spindle Nut for Axles with 7/8 - 14 Castle Nut Redline

Castle Nuts & Slotted Nuts