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Lock Nuts

713 products

Showing 481 - 528 of 713 products

Lock nuts are specialty fasteners engineered with integrated features, such as distorted threads or nylon inserts, to resist loosening under dynamic loads, vibration, and thermal cycling. They are critical for maintaining joint integrity and reliable torque retention in assemblies subjected to harsh operating conditions.

Showing 481 - 528 of 713 products

5/16"-18 Lock Nuts | Nylon Insert | Heavy Hex | Thin Height | 18/8 Stainless Steel (50 / Pkg.)

$83.15per 50( $1.66 each)

5/16"-18 Lock Nuts | Nylon Insert | Steel Zinc Plated (100 / Pkg.)

$7.05per 100( $0.07 each)

5/16"-18 Lock Nuts | Nylon Insert | Thin Height | Light Hex | Steel Zinc Plated (100 / Pkg.)

$6.97per 100( $0.07 each)

5/16"-18 Lock Nuts | Serrated Flange | 18/8 Stainless Steel (1000 / Pkg.)

$251.76per 1000( $0.25 each)

5/16"-18 Lock Nuts | Serrated Flange | 316 Stainless Steel (50 / Pkg.)

$42.82per 50( $0.86 each)

5/16"-18 Lock Nuts | Serrated Flange | Case Hardened | Steel Black Oxide (1500 / Pkg.)

$112.90per 1500( $0.08 each)

5/16"-18 Lock Nuts | Serrated Flange | Grade 5 Steel Zinc Yellow (1500 / Pkg.)

$194.40per 1500( $0.13 each)

5/16"-18 Lock Nuts | Serrated Flange | Grade 8 Steel Zinc Yellow (1500 / Pkg.)

$210.98per 1500( $0.14 each)

5/16"-18 Lock Nuts | Serrated Flange | Steel Black Zinc (1500 / Pkg.)

$240.05per 1500( $0.16 each)

5/16"-18 Lock Nuts | Serrated Flange | Steel Zinc Plated (1500 / Pkg.)

$84.83per 1500( $0.06 each)

5/16"-18 Lock Nuts | Serrated Flange | Steel Zinc Yellow (1500 / Pkg.)

$143.72per 1500( $0.10 each)

5/16"-18 Lock Nuts | Serrated Large Flange | Steel Zinc Plated (1500 / Pkg.)

$212.67per 1500( $0.14 each)

5/16"-18 Lock Nuts | Steel Black Oxide | P/N NXLB (500 / Pkg.)

$380.15per 500( $0.76 each)

5/16"-18 Lock Nuts | Steel Black Oxide | P/N NYB (1500 / Pkg.)

$148.26per 1500( $0.10 each)

5/16"-18 Lock Nuts | Steel Black Phosphate (1500 / Pkg.)

$327.76per 1500( $0.22 each)

5/16"-18 Lock Nuts | Steel Black Zinc Plated (1500 / Pkg.)

$139.13per 1500( $0.09 each)

5/16"-18 Lock Nuts | Steel Cadmium Plated | P/N NXH (500 / Pkg.)

$441.65per 500( $0.88 each)

5/16"-18 Lock Nuts | Steel Cadmium Plated | P/N NXHTH (500 / Pkg.)

$182.41per 500( $0.36 each)

5/16"-18 Lock Nuts | Steel Cadmium Plated | P/N NXL (500 / Pkg.)

$397.85per 500( $0.80 each)

5/16"-18 Lock Nuts | Steel Cadmium Plated | P/N NXLTH (500 / Pkg.)

$361.35per 500( $0.72 each)

5/16"-18 Lock Nuts | Steel Zinc Plated (1500 / Pkg.)

$87.64per 1500( $0.06 each)

5/16"-18 Lock Nuts | Top Lock | 18/8 Stainless Steel Waxed (75 / Pkg.)

$26.12per 75( $0.35 each)

5/16"-18 Lock Nuts | Top Lock | Grade 9 Steel EcoGuard (3000 / Pkg.)

$788.01per 3000( $0.26 each)

5/16"-18 Lock Nuts | Two Way | 18/8 Stainless Steel (50 / Pkg.)

$46.63per 50( $0.93 each)

5/16"-18 Stover Flange Lock Nuts | Grade G Steel Black Phosphate & Oil (2500 / Pkg.)

$351.63per 2500( $0.14 each)

5/16"-18 Stover Lock Nuts | Grade B Steel Cadmium Plated (1000 / Pkg.)

$106.86per 1000( $0.11 each)

5/16"-18 Stover Lock Nuts | Grade C Steel Cadmium Plated Waxed (1000 / Pkg.)

$126.30per 1000( $0.13 each)

5/16"-18 X 1/2" X 17" Lock Nuts | Steel Zinc & Bake (3000 / Pkg.)

$255.79per 3000( $0.09 each)

5/16"-24 Hex Lock Nuts | Grade 8 Steel Zinc Yellow (600 / Pkg.)

$64.26per 600( $0.11 each)

5/16"-24 Hex Lock Nuts | Nylon Inserts | Steel Zinc Plated (1000 / Pkg.)

$65.24per 1000( $0.07 each)

5/16"-24 Lock Nuts | 18/8 Stainless Steel | P/N NXL188 (125 / Pkg.)

$441.36per 125( $3.53 each)

5/16"-24 Lock Nuts | Flex Type | Steel Cadmium Plated Waxed (500 / Pkg.)

$178.89per 500( $0.36 each)

5/16"-24 Lock Nuts | Flex Type | Thin Height | 18/8 Stainless Steel (125 / Pkg.)

$335.67per 125( $2.69 each)

5/16"-24 Lock Nuts | Flex Type | Thin Height | Steel Cadmium Plated Waxed (500 / Pkg.)

$358.88per 500( $0.72 each)

5/16"-24 Lock Nuts | Nylon Insert | 18/8 Stainless Steel Waxed (100 / Pkg.)

$33.26per 100( $0.33 each)

5/16"-24 Lock Nuts | Nylon Insert | Grade C Medium Carbon Steel Phosphate & Oil (100 / Pkg.)

$35.91per 100( $0.36 each)

5/16"-24 Lock Nuts | Nylon Insert | Grade C Steel Zinc Yellow (100 / Pkg.)

$16.58per 100( $0.17 each)

5/16"-24 Lock Nuts | Nylon Insert | Light Hex | Standard Height | 316 Stainless Steel (100 / Pkg.)

$41.75per 100( $0.42 each)

5/16"-24 Lock Nuts | Nylon Insert | Light Hex | Standard Height | Steel Black Oxide (1000 / Pkg.)

$99.83per 1000( $0.10 each)

5/16"-24 Lock Nuts | Nylon Insert | Light Hex | Thin Height | 18/8 Stainless Steel (100 / Pkg.)

$40.97per 100( $0.41 each)

5/16"-24 Lock Nuts | Nylon Insert | Steel Zinc Plated (100 / Pkg.)

$9.38per 100( $0.09 each)

5/16"-24 Lock Nuts | Nylon Insert | Thin Height | Light Hex | Steel Zinc Plated (100 / Pkg.)

$7.16per 100( $0.07 each)

5/16"-24 Lock Nuts | Nylon Insert | Thin Height | Light Hex | Steel Zinc Yellow (2000 / Pkg.)

$213.06per 2000( $0.11 each)

5/16"-24 Lock Nuts | Steel (1000 / Pkg.)

$132.39per 1000( $0.13 each)

5/16"-24 Lock Nuts | Steel Black Oxide | P/N NRB (1500 / Pkg.)

$170.25per 1500( $0.11 each)

5/16"-24 Lock Nuts | Steel Black Oxide | P/N NXLB (500 / Pkg.)

$394.56per 500( $0.79 each)

5/16"-24 Lock Nuts | Steel Zinc & Bake (1500 / Pkg.)

$121.61per 1500( $0.08 each)

5/16"-24 Lock Nuts | Top Lock | 18/8 Stainless Steel Waxed (50 / Pkg.)

$24.52per 50( $0.49 each)

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