Wide variety of sizes
Lock Nuts
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Original price $11.91 - Original price $16.24Original price$11.91 - $16.24$11.91 - $16.24Current price $11.91| /
5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $11.91 - Original price $16.24Original price$11.91 - $16.24$11.91 - $16.24Current price $11.91| / -
Original price $9.66 - Original price $9.66Original price$9.66$9.66 - $9.66Current price $9.66| /
5/8"-11 Zinc Grade 2 Nylon Thin Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $9.66 - Original price $9.66Original price$9.66$9.66 - $9.66Current price $9.66| / -
Original price $11.31 - Original price $11.31Original price$11.31$11.31 - $11.31Current price $11.31| /
5/8"-11 Zinc Grade 2 Nylon Insert Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $11.31 - Original price $11.31Original price$11.31$11.31 - $11.31Current price $11.31| / -
Original price $14.27 - Original price $14.27Original price$14.27$14.27 - $14.27Current price $14.27| /
5/8"-11 Zinc Grade 8 Nylon Insert Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Gra...
View full detailsOriginal price $14.27 - Original price $14.27Original price$14.27$14.27 - $14.27Current price $14.27| / -
Original price $34.44 - Original price $34.44Original price$34.44$34.44 - $34.44Current price $34.44| /
5/8"-18 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: SteelFinish: ChromeDriver Type: 15/16" WrenchThread Size: 18 (Fine)Style: Thin PatternT...
View full detailsOriginal price $34.44 - Original price $34.44Original price$34.44$34.44 - $34.44Current price $34.44| / -
Original price $11.53 - Original price $15.06Original price$11.53 - $15.06$11.53 - $15.06Current price $11.53| /
5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $11.53 - Original price $15.06Original price$11.53 - $15.06$11.53 - $15.06Current price $11.53| / -
Original price $10.36 - Original price $12.38Original price$10.36 - $12.38$10.36 - $12.38Current price $10.36| /
5/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Gra...
View full detailsOriginal price $10.36 - Original price $12.38Original price$10.36 - $12.38$10.36 - $12.38Current price $10.36| / -
Original price $10.54 - Original price $20.60Original price$10.54 - $20.60$10.54 - $20.60Current price $10.54| /
5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $10.54 - Original price $20.60Original price$10.54 - $20.60$10.54 - $20.60Current price $10.54| / -
Original price $34.44 - Original price $34.44Original price$34.44$34.44 - $34.44Current price $34.44| /
5/8"-11 Chrome Plated Steel Coarse Thread Thin Pattern Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: SteelFinish: ChromeDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Style: Thin Patter...
View full detailsOriginal price $34.44 - Original price $34.44Original price$34.44$34.44 - $34.44Current price $34.44| / -
Original price $13.09 - Original price $13.09Original price$13.09$13.09 - $13.09Current price $13.09| /
5/8"-11 Zinc Plated Grade 5 Steel Coarse Thread Flange Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-5/16"Thickness: 11/16"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 5Sty...
View full detailsOriginal price $13.09 - Original price $13.09Original price$13.09$13.09 - $13.09Current price $13.09| / -
Original price $12.42 - Original price $12.42Original price$12.42$12.42 - $12.42Current price $12.42| /
5/8"-11 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 3/4"Material: Stainless SteelFinish: PolishedDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness...
View full detailsOriginal price $12.42 - Original price $12.42Original price$12.42$12.42 - $12.42Current price $12.42| / -
Original price $12.83 - Original price $12.83Original price$12.83$12.83 - $12.83Current price $12.83| /
5/8"-18 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 3/4"Material: Stainless SteelFinish: PolishedDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: ...
View full detailsOriginal price $12.83 - Original price $12.83Original price$12.83$12.83 - $12.83Current price $12.83| / -
Original price $18.12 - Original price $18.12Original price$18.12$18.12 - $18.12Current price $18.12| /
5/8"-11 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: 18-8Style: T...
View full detailsOriginal price $18.12 - Original price $18.12Original price$18.12$18.12 - $18.12Current price $18.12| / -
Original price $12.42 - Original price $12.42Original price$12.42$12.42 - $12.42Current price $12.42| /
5/8"-11 Black Chrome Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 3/4"Material: SteelFinish: Black ChromeDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Style: Nylon I...
View full detailsOriginal price $12.42 - Original price $12.42Original price$12.42$12.42 - $12.42Current price $12.42| / -
Original price $19.40 - Original price $19.40Original price$19.40$19.40 - $19.40Current price $19.40| /
5/8"-11 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 9/16"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: 18-8Style: Ty...
View full detailsOriginal price $19.40 - Original price $19.40Original price$19.40$19.40 - $19.40Current price $19.40| / -
Original price $17.70 - Original price $17.70Original price$17.70$17.70 - $17.70Current price $17.70| /
5/8"-18 18-8 Stainless Steel Fine Thread Type C Lock Nuts (4 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 9/16"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: 18-8Style: Type...
View full detailsOriginal price $17.70 - Original price $17.70Original price$17.70$17.70 - $17.70Current price $17.70| / -
Original price $9.93 - Original price $9.93Original price$9.93$9.93 - $9.93Current price $9.93| /
5/8"-18 Zinc Plated Steel Fine Thread Serrated Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-9/32"Thickness: 9/16"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Style: SerratedType: Fl...
View full detailsOriginal price $9.93 - Original price $9.93Original price$9.93$9.93 - $9.93Current price $9.93| / -
Original price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.74| /
5/8"-11 Black Phosphate Grade 2 Nylon Insert Lock Nuts (58 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Black PhosphateDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness:...
View full detailsOriginal price $36.74 - Original price $36.74Original price$36.74$36.74 - $36.74Current price $36.74| / -
Original price $10.87 - Original price $10.87Original price$10.87$10.87 - $10.87Current price $10.87| /
5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $10.87 - Original price $10.87Original price$10.87$10.87 - $10.87Current price $10.87| / -
Original price $14.72 - Original price $14.72Original price$14.72$14.72 - $14.72Current price $14.72| /
5/8"-18 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-3/32"Thickness: 25/32"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: 18-8Style: Wax...
View full detailsOriginal price $14.72 - Original price $14.72Original price$14.72$14.72 - $14.72Current price $14.72| / -
Original price $9.77 - Original price $9.77Original price$9.77$9.77 - $9.77Current price $9.77| /
5/8"-18 Zinc Grade 2 Nylon Thin Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $9.77 - Original price $9.77Original price$9.77$9.77 - $9.77Current price $9.77| / -
Original price $11.69 - Original price $11.69Original price$11.69$11.69 - $11.69Current price $11.69| /
5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (6 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...
View full detailsOriginal price $11.69 - Original price $11.69Original price$11.69$11.69 - $11.69Current price $11.69| / -
Original price $15.30 - Original price $15.30Original price$15.30$15.30 - $15.30Current price $15.30| /
5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (5 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade...
View full detailsOriginal price $15.30 - Original price $15.30Original price$15.30$15.30 - $15.30Current price $15.30| / -
Original price $15.66 - Original price $15.66Original price$15.66$15.66 - $15.66Current price $15.66| /
5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (10 pcs.)
Monster Fastener10+ in stockDiameter: 5/8"Diameter 2: 1-7/32"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...
View full detailsOriginal price $15.66 - Original price $15.66Original price$15.66$15.66 - $15.66Current price $15.66| /