Wide variety of sizes
Lock Nuts
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Original price $9.00 - Original price $9.00Original price$9.00$9.00 - $9.00Current price $9.00| /
3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 3/8"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: Ke...
View full detailsOriginal price $9.00 - Original price $9.00Original price$9.00$9.00 - $9.00Current price $9.00| / -
Original price $10.20 - Original price $10.20Original price$10.20$10.20 - $10.20Current price $10.20| /
3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: ...
View full detailsOriginal price $10.20 - Original price $10.20Original price$10.20$10.20 - $10.20Current price $10.20| / -
Original price $10.59 - Original price $10.59Original price$10.59$10.59 - $10.59Current price $10.59| /
1/8IP x 9/16" Steel Lock Nuts (15 pcs.)
Monster Fastener10+ in stockDiameter: 1/8IPDiameter 2: 9/16"Thickness: 1/8"Material: SteelDriver Type: 9/16" WrenchType: Lock NutBox of 15.A lock nut is a nut that resists loo...
View full detailsOriginal price $10.59 - Original price $10.59Original price$10.59$10.59 - $10.59Current price $10.59| / -
Original price $13.29 - Original price $13.29Original price$13.29$13.29 - $13.29Current price $13.29| /
3/8"-24 18-8 Stainless Nylon Insert Lock Nuts (12 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Waxed...
View full detailsOriginal price $13.29 - Original price $13.29Original price$13.29$13.29 - $13.29Current price $13.29| / -
Original price $9.05 - Original price $9.05Original price$9.05$9.05 - $9.05Current price $9.05| /
3/8"-16 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Style:...
View full detailsOriginal price $9.05 - Original price $9.05Original price$9.05$9.05 - $9.05Current price $9.05| / -
Original price $9.26 - Original price $9.26Original price$9.26$9.26 - $9.26Current price $9.26| /
3/8"-24 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 9/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: T...
View full detailsOriginal price $9.26 - Original price $9.26Original price$9.26$9.26 - $9.26Current price $9.26| / -
Original price $16.99 - Original price $16.99Original price$16.99$16.99 - $16.99Current price $16.99| /
3/8"-16 Chrome Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Style: Nylon InsertT...
View full detailsOriginal price $16.99 - Original price $16.99Original price$16.99$16.99 - $16.99Current price $16.99| / -
Original price $16.99 - Original price $16.99Original price$16.99$16.99 - $16.99Current price $16.99| /
3/8"-24 Chrome Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 24 (Fine)Style: Nylon InsertTyp...
View full detailsOriginal price $16.99 - Original price $16.99Original price$16.99$16.99 - $16.99Current price $16.99| / -
Original price $12.16 - Original price $12.16Original price$12.16$12.16 - $12.16Current price $12.16| /
3/8"-24 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (8 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 8...
View full detailsOriginal price $12.16 - Original price $12.16Original price$12.16$12.16 - $12.16Current price $12.16| / -
Original price $13.17 - Original price $13.17Original price$13.17$13.17 - $13.17Current price $13.17| /
3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (16 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: ...
View full detailsOriginal price $13.17 - Original price $13.17Original price$13.17$13.17 - $13.17Current price $13.17| / -
Original price $15.03 - Original price $15.03Original price$15.03$15.03 - $15.03Current price $15.03| /
3/8"-16 Zinc Grade 8 Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade...
View full detailsOriginal price $15.03 - Original price $15.03Original price$15.03$15.03 - $15.03Current price $15.03| / -
Original price $13.26 - Original price $13.26Original price$13.26$13.26 - $13.26Current price $13.26| /
3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (16 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: ...
View full detailsOriginal price $13.26 - Original price $13.26Original price$13.26$13.26 - $13.26Current price $13.26| / -
Original price $10.71 - Original price $10.71Original price$10.71$10.71 - $10.71Current price $10.71| /
1/8IP x 9/16" Steel Lock Nuts (12 pcs.)
Monster Fastener10+ in stockDiameter: 1/8IPDiameter 2: 9/16"Thickness: 1/8"Material: SteelDriver Type: 9/16" WrenchType: Lock NutBox of 12.A lock nut is a nut that resists loo...
View full detailsOriginal price $10.71 - Original price $10.71Original price$10.71$10.71 - $10.71Current price $10.71| / -
Original price $19.89 - Original price $19.89Original price$19.89$19.89 - $19.89Current price $19.89| /
3/8"-16 Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Style: Nylon InsertT...
View full detailsOriginal price $19.89 - Original price $19.89Original price$19.89$19.89 - $19.89Current price $19.89| / -
Original price $19.89 - Original price $19.89Original price$19.89$19.89 - $19.89Current price $19.89| /
3/8"-24 Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 24 (Fine)Style: Nylon InsertTyp...
View full detailsOriginal price $19.89 - Original price $19.89Original price$19.89$19.89 - $19.89Current price $19.89| / -
Original price $15.10 - Original price $15.10Original price$15.10$15.10 - $15.10Current price $15.10| /
3/8"-24 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts (12 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Waxed...
View full detailsOriginal price $15.10 - Original price $15.10Original price$15.10$15.10 - $15.10Current price $15.10| / -
Original price $11.39 - Original price $11.39Original price$11.39$11.39 - $11.39Current price $11.39| /
3/8"-16 316 Stainless Steel Coarse Thread Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 5/8"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 316Type: Lock NutBox of 10.A lock...
View full detailsOriginal price $11.39 - Original price $11.39Original price$11.39$11.39 - $11.39Current price $11.39| / -
Original price $16.17 - Original price $19.05Original price$16.17 - $19.05$16.17 - $19.05Current price $16.17| /
3/8"-24 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Yellow ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 8...
View full detailsOriginal price $16.17 - Original price $19.05Original price$16.17 - $19.05$16.17 - $19.05Current price $16.17| / -
Original price $10.97 - Original price $14.37Original price$10.97 - $14.37$10.97 - $14.37Current price $10.97| /
3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Style...
View full detailsOriginal price $10.97 - Original price $14.37Original price$10.97 - $14.37$10.97 - $14.37Current price $10.97| / -
Original price $11.37 - Original price $13.27Original price$11.37 - $13.27$11.37 - $13.27Current price $11.37| /
3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 3/8"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Style: ...
View full detailsOriginal price $11.37 - Original price $13.27Original price$11.37 - $13.27$11.37 - $13.27Current price $11.37| / -
Original price $40.18 - Original price $40.18Original price$40.18$40.18 - $40.18Current price $40.18| /
3/8"-16 Black Phosphate Grade 2 Lock Nuts (352 pcs.)
Monster Fastener10+ in stockDiameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: Black PhosphateDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: G...
View full detailsOriginal price $40.18 - Original price $40.18Original price$40.18$40.18 - $40.18Current price $40.18| /