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All Metal Lock Nuts


Looking for All Metal Lock Nuts?

We carry All Metal Lock Nuts, including Serrated Flange, Serrated Large Flange, Top Lock Flange, Center Lock Flange, K Lock / KEPS, Conical K Lock / KEPS, Conduit, Two Way Reversible, Stover Automation Style, Stover Hex Collar Style, and Stover with Flanges Styles.

Stock sizes include: in Stainless Steel, Steel Zinc, Steel Zinc Yellow, Steel Black Phosphate, Steel Black Zinc, Steel Black Oxide, Steel Zinc Green, Steel Nickel, Steel Cadmium and Wax, and Zamac #3 Zinc Alloy.

Scroll down to find your size, or search by part number.

Add to Cart and buy online or email us for a custom quote. Most popular products are in stock and ship within 24 hours.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!
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9/16-12 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 9/16-12 TWO-WAY HEX LOCK NUT ZINC & WAX [200 PER BOX]
Price per Box: $84.10 / Quantity Discounts Available
1/2-13 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 1/2-13 TWO-WAY HEX LOCK NUT ZINC & WAX [400 PER BOX]
Price per Box: $84.85 / Quantity Discounts Available
3/8-16 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 3/8-16 STOV EQUIV LOCK NUT GR C CAD AND WAX [500 PER BOX]
Price per Box: $90.44 / Quantity Discounts Available
5/16-18 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 5/16-18 TWO-WAY HEX LOCK NUT ZINC & WAX [1500 PER BOX]
Price per Box: $93.05 / Quantity Discounts Available
3/8-16 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 3/8-16 TWO-WAY HEX LOCK NUT ZINC & WAX [1000 PER BOX]
Price per Box: $93.12 / Quantity Discounts Available
3/4-10 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 3/4-10 TWO-WAY HEX LOCK NUT ZINC & WAX [100 PER BOX]
Price per Box: $93.86 / Quantity Discounts Available
1/4-20 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 1/4-20 TWO-WAY HEX LOCK NUT ZINC & WAX [2000 PER BOX]
Price per Box: $98.15 / Quantity Discounts Available
9/16-18 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 9/16-18 TWO-WAY HEX LOCK NUT ZINC & WAX [200 PER BOX]
Price per Box: $99.22 / Quantity Discounts Available
1/4-20 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1/4-20 STOV EQUIV LOCK NUT GR C CAD AND WAX [1000 PER BOX]
Price per Box: $100.75 / Quantity Discounts Available
1-3/8-6 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 3/8-6 STOV EQUIV LOCK NUT GR C CAD AND WAX [10 PER BOX]
Price per Box: $100.75 / Quantity Discounts Available
1/2-13 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Black Zinc 1/2-13 SERR HEX Flange LOCK NUT BLK ZINC & BAKE [250 PER BOX]
Price per Box: $101.75 / Quantity Discounts Available
7/16-14 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 7/16-14 TWO-WAY HEX LOCK NUT ZINC & WAX [500 PER BOX]
Price per Box: $101.80 / Quantity Discounts Available
1/4-28 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1/4-28 STOV EQUIV LOCK NUT GR C CAD AND WAX [1000 PER BOX]
Price per Box: $102.77 / Quantity Discounts Available
7/16-20 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 7/16-20 TWO-WAY HEX LOCK NUT ZINC & WAX [500 PER BOX]
Price per Box: $103.27 / Quantity Discounts Available
1-1/4-7 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 1/4-7 STOV EQUIV LOCK NUT GR C CAD AND WAX [15 PER BOX]
Price per Box: $103.93 / Quantity Discounts Available
5/8-11 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 5/8-11 TWO-WAY HEX LOCK NUT ZINC & WAX [200 PER BOX]
Price per Box: $105.78 / Quantity Discounts Available
1/2-13 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Oxide 1/2-13 TWO-WAY HEX LOCK NUT BLACK OX & WAX [400 PER BOX]
Price per Box: $106.06 / Quantity Discounts Available
1/2-13 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc 1/2-13 SERR HEX Flange LOCKNUT GR5 ZINC [250 PER BOX]
Price per Box: $106.18 / Quantity Discounts Available
3/8-24 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 3/8-24 STOV EQUIV LOCK NUT GR C CAD AND WAX [500 PER BOX]
Price per Box: $107.42 / Quantity Discounts Available
1/2-13 Serrated Flange All Metal Lock Nut Hex Lock Nut Stainless Steel 1/2-13 SERR HEX Flange LCKNUT 188 STAINLESS STEEL [250 PER BOX]
Price per Box: $108.50 / Quantity Discounts Available
1/2-20 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 1/2-20 TWO-WAY HEX LOCK NUT ZINC & WAX [400 PER BOX]
Price per Box: $111.02 / Quantity Discounts Available
1/4-20 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 1/4-20 SERR HEX Flange LOCKNUT GR8 ZINC YELLOW [2000 PER BOX]
Price per Box: $111.60 / Quantity Discounts Available
3/4-10 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 3/4-10 STOV EQUIV LOCK NUT GR C CAD AND WAX [100 PER BOX]
Price per Box: $111.99 / Quantity Discounts Available
5/16-18 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 5/16-18 STOV EQUIV LOCK NUT GR B CAD AND WAX [1000 PER BOX]
Price per Box: $113.44 / Quantity Discounts Available
3/8-16 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Oxide 3/8-16 TWO-WAY HEX LOCK NUT BLACK OX & WAX [1000 PER BOX]
Price per Box: $116.41 / Quantity Discounts Available
7/8-9 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 7/8-9 TWO-WAY HEX LOCK NUT ZINC & WAX [60 PER BOX]
Price per Box: $117.15 / Quantity Discounts Available
7/8-9 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 7/8-9 STOV EQUIV LOCK NUT GR C CAD AND WAX [50 PER BOX]
Price per Box: $118.09 / Quantity Discounts Available
3/8-24 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 3/8-24 TWO-WAY HEX LOCK NUT ZINC & WAX [1000 PER BOX]
Price per Box: $118.58 / Quantity Discounts Available
1-3/4-5 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 3/4-5 STOV EQUIV LOCK NUT GR C CAD AND WAX [5 PER BOX]
Price per Box: $118.94 / Quantity Discounts Available
1-8 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1-8 STOV EQUIV LOCK NUT GR B CAD AND WAX [50 PER BOX]
Price per Box: $119.69 / Quantity Discounts Available
5/8-18 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 5/8-18 STOV EQUIV LOCK NUT GR C CAD AND WAX [200 PER BOX]
Price per Box: $120.90 / Quantity Discounts Available
1/2-13 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1/2-13 STOV EQUIV LOCK NUT GR B CAD AND WAX [300 PER BOX]
Price per Box: $121.25 / Quantity Discounts Available
5/16-24 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 5/16-24 TWO-WAY HEX LOCK NUT ZINC & WAX [1500 PER BOX]
Price per Box: $122.20 / Quantity Discounts Available
9/16-12 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 9/16-12 SERR HEX Flange LOCKNUT GR8 ZINC YELLOW [150 PER BOX]
Price per Box: $123.70 / Quantity Discounts Available
1/2-13 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 1/2-13 SERR HEX Flange LOCKNUT GR8 ZINC YELLOW [250 PER BOX]
Price per Box: $125.74 / Quantity Discounts Available
1/4-20 K Lock / KEPS All Metal Lock Nut Nut Steel Nickel 1/4-20 K LOCK HEX NUT NICKEL [2000 PER BOX]
Price per Box: $125.86 / Quantity Discounts Available
7/8-14 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 7/8-14 STOV EQUIV LOCK NUT GR C CAD AND WAX [50 PER BOX]
Price per Box: $126.15 / Quantity Discounts Available
1-1/8-12 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 1/8-12 STOV EQUIV LOCK NUT GR C CAD AND WAX [20 PER BOX]
Price per Box: $127.10 / Quantity Discounts Available
1/2-13 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Zinc 1/2-13 TWO-WAY HEX LOCK NUT BLACK ZINC WAX [400 PER BOX]
Price per Box: $127.28 / Quantity Discounts Available
1/4-20 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 1/4-20 SERR HEX Flange LOCKNUT GR5 ZINC YELLOW [2000 PER BOX]
Price per Box: $129.43 / Quantity Discounts Available
1/4-28 Two Way Reversible Hex All Metal Lock Nut Nut Steel Zinc 1/4-28 TWO-WAY HEX LOCK NUT ZINC & WAX [2000 PER BOX]
Price per Box: $131.04 / Quantity Discounts Available
3/4-10 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 3/4-10 STOV EQUIV LOCK NUT GR B CAD AND WAX [100 PER BOX]
Price per Box: $132.99 / Quantity Discounts Available
9/16-12 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 9/16-12 STOV EQUIV LOCK NUT GR C CAD AND WAX [300 PER BOX]
Price per Box: $133.69 / Quantity Discounts Available
1/2-20 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1/2-20 STOV EQUIV LOCK NUT GR C CAD AND WAX [300 PER BOX]
Price per Box: $133.92 / Quantity Discounts Available
5/16-18 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 5/16-18 STOV EQUIV LOCK NUT GR C CAD AND WAX [1000 PER BOX]
Price per Box: $135.01 / Quantity Discounts Available
1-1/2-12 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 1/2-12 STOV EQUIV LOCK NUT GR C CAD AND WAX [10 PER BOX]
Price per Box: $136.43 / Quantity Discounts Available
1-1/2-6 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 1/2-6 STOV EQUIV LOCK NUT GR C CAD AND WAX [10 PER BOX]
Price per Box: $137.19 / Quantity Discounts Available
5/16-18 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 5/16-18 SERR HEX Flange LOCKNUT GR5 ZINC YELLOW [1500 PER BOX]
Price per Box: $137.52 / Quantity Discounts Available
1/2-13 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 1/2-13 SERR HEX Flange LOCKNUT GR5 ZINC YELLOW [250 PER BOX]
Price per Box: $138.03 / Quantity Discounts Available
3/8-16 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Zinc 3/8-16 TWO-WAY HEX LOCK NUT BLACK ZINC WAX [1000 PER BOX]
Price per Box: $139.69 / Quantity Discounts Available
5/16-24 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 5/16-24 STOV EQUIV LOCK NUT GR C CAD AND WAX [1000 PER BOX]
Price per Box: $140.55 / Quantity Discounts Available
1-1/4-12 All Metal Lock Nut Alternative Automation Style Lock Nut Steel Cadmium and Wax 1 1/4-12 STOV EQUIV LOCK NUT GR C CAD AND WAX [15 PER BOX]
Price per Box: $142.06 / Quantity Discounts Available
1/4-20 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Oxide 1/4-20 TWO-WAY HEX LOCK NUT BLACK OX & WAX [2000 PER BOX]
Price per Box: $143.78 / Quantity Discounts Available
5/16-18 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Zinc 5/16-18 TWO-WAY HEX LOCK NUT BLACK ZINC WAX [1500 PER BOX]
Price per Box: $147.71 / Quantity Discounts Available
3/4-10 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 3/4-10 SERR HEX Flange LOCKNUT GR8 ZINC YELLOW [100 PER BOX]
Price per Box: $148.71 / Quantity Discounts Available
5/8-11 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 5/8-11 SERR HEX Flange LOCKNUT GR8 ZINC YELLOW [150 PER BOX]
Price per Box: $149.58 / Quantity Discounts Available
3/4-16 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 3/4-16 STOV EQUIV LOCK NUT GR C CAD AND WAX [100 PER BOX]
Price per Box: $152.85 / Quantity Discounts Available
1-3/4-12 All Metal Lock Nut Alternative Stover Style Hex Collar Style Lock Nut Steel Cadmium and Wax 1 3/4-12 STOV EQUIV LOCK NUT GR C CAD AND WAX [5 PER BOX]
Price per Box: $153.36 / Quantity Discounts Available
7/16-14 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 7/16-14 STOV EQUIV LOCK NUT GR B CAD AND WAX [500 PER BOX]
Price per Box: $153.54 / Quantity Discounts Available
1/2 Conduit All Metal Lock Nut Nut Zamac #3 Zinc Alloy 1/2 CONDUIT LOCK NUT D.C. ZINC ALLOY [1000 PER BOX]
Price per Box: $155.00 / Quantity Discounts Available
5/16-18 Two Way Reversible Hex All Metal Lock Nut Nut Steel Black Oxide 5/16-18 TWO-WAY HEX LOCK NUT BLACK OX & WAX [1500 PER BOX]
Price per Box: $157.40 / Quantity Discounts Available
1-8 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1-8 STOV EQUIV LOCK NUT GR C CAD AND WAX [50 PER BOX]
Price per Box: $160.19 / Quantity Discounts Available
1-1/8-7 All Metal Lock Nut Alternative Automation Style Lock Nut Steel Cadmium and Wax 1 1/8-7 STOV EQUIV LOCK NUT GR C CAD AND WAX [20 PER BOX]
Price per Box: $160.39 / Quantity Discounts Available
10-24 K Lock / KEPS All Metal Lock Nut Nut Steel Nickel 10-24 K LOCK HEX NUT NICKEL [4000 PER BOX]
Price per Box: $162.75 / Quantity Discounts Available
5/8-11 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 5/8-11 STOV EQUIV LOCK NUT GR B CAD AND WAX [200 PER BOX]
Price per Box: $165.19 / Quantity Discounts Available
1-14 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1-14 STOV EQUIV LOCK NUT GR C CAD AND WAX [50 PER BOX]
Price per Box: $166.24 / Quantity Discounts Available
1/4-20 K Lock / KEPS All Metal Lock Nut Nut Steel Zinc Green 1/4-20 K LOCK HEX NUT ZINC GREEN [2000 PER BOX]
Price per Box: $168.52 / Quantity Discounts Available
1/2-13 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1/2-13 STOV EQUIV LOCK NUT GR C CAD AND WAX [300 PER BOX]
Price per Box: $168.80 / Quantity Discounts Available
7/16-14 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Black Zinc 7/16-14 SERR HEX Flange LOCK NUT BLK ZINC & BAKE [500 PER BOX]
Price per Box: $169.70 / Quantity Discounts Available
7/16-14 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 7/16-14 STOV EQUIV LOCK NUT GR C CAD AND WAX [500 PER BOX]
Price per Box: $175.58 / Quantity Discounts Available
7/16-20 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Black Zinc 7/16-20 SERR HEX Flange LOCK NUT BLK ZINC & BAKE [500 PER BOX]
Price per Box: $176.14 / Quantity Discounts Available
7/16-20 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 7/16-20 STOV EQUIV LOCK NUT GR C CAD AND WAX [500 PER BOX]
Price per Box: $177.72 / Quantity Discounts Available
1-1/2-6 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 1 1/2-6 STOV EQUIV LOCK NUT GR C CAD AND WAX [10 PER BOX]
Price per Box: $178.35 / Quantity Discounts Available
3/8-16 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 3/8-16 SERR HEX Flange LOCKNUT GR5 ZINC YELLOW [1000 PER BOX]
Price per Box: $179.43 / Quantity Discounts Available
5/8-11 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 5/8-11 STOV EQUIV LOCK NUT GR C CAD AND WAX [200 PER BOX]
Price per Box: $184.14 / Quantity Discounts Available
1/2-13 Serrated Large Flange All Metal Lock Nut Hex Lock Nut Steel Zinc Yellow 1/2-13 SER LRG Flange HX LKNUT GR8 ZINC YELLOW [250 PER BOX]
Price per Box: $187.47 / Quantity Discounts Available
4-40 K Lock / KEPS All Metal Lock Nut Nut Steel Zinc Green 4-40 K LOCK HEX NUT ZINC BAKE GREEN [5000 PER BOX]
Price per Box: $188.95 / Quantity Discounts Available
1/4-20 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc 1/4-20 SERR HEX Flange LOCKNUT GR5 ZINC [2000 PER BOX]
Price per Box: $189.88 / Quantity Discounts Available
9/16-18 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 9/16-18 STOV EQUIV LOCK NUT GR C CAD AND WAX [300 PER BOX]
Price per Box: $192.51 / Quantity Discounts Available
5/16-24 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Black Zinc 5/16-24 SERR HEX Flange LOCK NUT BLK ZINC & BAKE [1500 PER BOX]
Price per Box: $193.97 / Quantity Discounts Available
10-32 K Lock / KEPS All Metal Lock Nut Nut Steel Nickel 10-32 K LOCK HEX NUT NICKEL [4000 PER BOX]
Price per Box: $198.28 / Quantity Discounts Available
5/16-18 Two Way Reversible Hex All Metal Lock Nut Nut Stainless Steel Passivated 5/16-18 TWO-WAY HEX LOCK NUT ST STL PASS/WAX [750 PER BOX]
Price per Box: $198.75 / Quantity Discounts Available
5/16-18 K Lock / KEPS All Metal Lock Nut Nut Steel Black Zinc 5/16-18 K LOCK HEX NUT BLK ZINC & BAKE [1500 PER BOX]
Price per Box: $199.55 / Quantity Discounts Available
3/8-16 Two Way Reversible Hex All Metal Lock Nut Nut Stainless Steel Passivated 3/8-16 TWO-WAY HEX LOCK NUT ST STL PASS/WAX [500 PER BOX]
Price per Box: $200.53 / Quantity Discounts Available
5/16-18 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc 5/16-18 SERR HEX Flange LOCKNUT GR5 ZINC [1500 PER BOX]
Price per Box: $201.11 / Quantity Discounts Available
8-32 K Lock / KEPS All Metal Lock Nut Nut Steel Zinc Yellow 8-32 K LOCK HEX NUT ZINC YELLOW BKE [5000 PER BOX]
Price per Box: $202.05 / Quantity Discounts Available
3/8-16 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Zinc 3/8-16 SERR HEX Flange LOCKNUT GR5 ZINC [1000 PER BOX]
Price per Box: $208.50 / Quantity Discounts Available
3/8-16 All Metal Lock Nut Alternative Stover Automation Style Lock Nut Steel Cadmium and Wax 3/8-16 STOV EQUIV LOCK NUT GR B CAD AND WAX [1000 PER BOX]
Price per Box: $210.06 / Quantity Discounts Available
1/2-13 Serrated Large Flange All Metal Lock Nut Hex Lock Nut Steel Zinc 1/2-13 SER LRG Flange HX LKNUT GR5 ZINC [250 PER BOX]
Price per Box: $213.00 / Quantity Discounts Available
1/2-13 Serrated Flange All Metal Lock Nut Hex Lock Nut Steel Black Phosphate 1/2-13 SERR HEX Flange LOCKNUT GR8 BLK PHOS [250 PER BOX]
Price per Box: $216.38 / Quantity Discounts Available
   
 
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