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Flex Type Lock Nuts

Looking for flex lock nuts?

We carry Heavy Hex Full Height flex lock nuts, Heavy Hex Thin Height flex lock nuts, Light Hex Full Height flex lock nuts, and Light Hex Thin Height flex lock nuts.

Stock sizes include 6-32 through 1/2-20 in 18-8 Stainless Steel and Cadmium Plated & Waxed Steel.

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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6-32 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 pieces] 6-32 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 per box]
Price per Box: $213.25 / Quantity Discounts Available
8-32 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 pieces] 8-32 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 per box]
Price per Box: $412.50 / Quantity Discounts Available
10-24 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 pieces] 10-24 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 per box]
Price per Box: $457.05 / Quantity Discounts Available
10-32 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 pieces] 10-32 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [1000 per box]
Price per Box: $295.50 / Quantity Discounts Available
1/4-20 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 pieces] 1/4-20 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 per box]
Price per Box: $138.23 / Quantity Discounts Available
1/4-28 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 pieces] 1/4-28 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 per box]
Price per Box: $185.23 / Quantity Discounts Available
5/16-18 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 pieces] 5/16-18 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 per box]
Price per Box: $320.63 / Quantity Discounts Available
5/16-24 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 pieces] 5/16-24 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [500 per box]
Price per Box: $191.23 / Quantity Discounts Available
3/8-16 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [250 pieces] 3/8-16 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [250 per box]
Price per Box: $252.19 / Quantity Discounts Available
3/8-24 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [250 pieces] 3/8-24 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [250 per box]
Price per Box: $240.00 / Quantity Discounts Available
1/2-13 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [100 pieces] 1/2-13 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [100 per box]
Price per Box: $195.46 / Quantity Discounts Available
1/2-20 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [100 pieces] 1/2-20 Flex Type Lock Nut Full Height Light Hex Cadmium and Wax [100 per box]
Price per Box: $264.04 / Quantity Discounts Available
1-1/4-7 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1 1/4-7 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [10 PER BOX]
Price per Box: $436.88 / Quantity Discounts Available
1/2-13 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1/2-13 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [200 PER BOX]
Price per Box: $435.00 / Quantity Discounts Available
1/4-20 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1/4-20 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [500 PER BOX]
Price per Box: $236.25 / Quantity Discounts Available
1-8 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1-8 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [20 PER BOX]
Price per Box: $290.40 / Quantity Discounts Available
3/4-10 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 3/4-10 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [50 PER BOX]
Price per Box: $440.63 / Quantity Discounts Available
3/8-16 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 3/8-16 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [250 PER BOX]
Price per Box: $384.15 / Quantity Discounts Available
5/16-18 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 5/16-18 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [500 PER BOX]
Price per Box: $453.75 / Quantity Discounts Available
5/8-11 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 5/8-11 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [100 PER BOX]
Price per Box: $528.75 / Quantity Discounts Available
7/8-9 Full Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 7/8-9 Flex Type Hex Lock Nut Full Height Heavy Hex Cadmium and Wax [25 PER BOX]
Price per Box: $153.79 / Quantity Discounts Available
1-12 Full Height Light Hex Flex Lock Nut Steel Cadmium and Wax 1-12 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax
1/2-13 Full Height Light Hex Flex Lock Nut Stainless Steel 1/2-13 Flex Type Lock Nut Full Height 18-8 Stainless Steel [50 PER BOX]
Price per Box: $301.88 / Quantity Discounts Available
1/2-20 Full Height Light Hex Flex Lock Nut Stainless Steel 1/2-20 Flex Type Lock Nut Full Height 18-8 Stainless Steel [50 PER BOX]
Price per Box: $322.50 / Quantity Discounts Available
10-24 Full Height Light Hex Flex Lock Nut Stainless Steel 10-24 Flex Type Lock Nut Full Height 18-8 Stainless Steel [250 PER BOX]
Price per Box: $296.25 / Quantity Discounts Available
10-32 Full Height Light Hex Flex Lock Nut Stainless Steel 10-32 Flex Type Lock Nut Full Height 18-8 Stainless Steel [250 PER BOX]
Price per Box: $209.23 / Quantity Discounts Available
1/4-20 Full Height Light Hex Flex Lock Nut Stainless Steel 1/4-20 Flex Type Lock Nut Full Height 18-8 Stainless Steel [250 PER BOX]
Price per Box: $486.04 / Quantity Discounts Available
1/4-28 Full Height Light Hex Flex Lock Nut Stainless Steel 1/4-28 Flex Type Lock Nut Full Height 18-8 Stainless Steel [250 PER BOX]
Price per Box: $236.50 / Quantity Discounts Available
3/4-10 Full Height Light Hex Flex Lock Nut Steel Cadmium and Wax 3/4-10 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax [30 PER BOX]
Price per Box: $192.56 / Quantity Discounts Available
3/8-16 Full Height Light Hex Flex Lock Nut Stainless Steel 3/8-16 Flex Type Lock Nut Full Height 18-8 Stainless Steel [125 PER BOX]
Price per Box: $295.31 / Quantity Discounts Available
3/8-24 Full Height Light Hex Flex Lock Nut Stainless Steel 3/8-24 Flex Type Lock Nut Full Height 18-8 Stainless Steel [125 PER BOX]
Price per Box: $530.10 / Quantity Discounts Available
5/16-18 Full Height Light Hex Flex Lock Nut Stainless Steel 5/16-18 Flex Type Lock Nut Full Height 18-8 Stainless Steel [125 PER BOX]
Price per Box: $295.84 / Quantity Discounts Available
5/16-24 Full Height Light Hex Flex Lock Nut Stainless Steel 5/16-24 Flex Type Lock Nut Full Height 18-8 Stainless Steel [125 PER BOX]
Price per Box: $453.46 / Quantity Discounts Available
5/8-11 Full Height Light Hex Flex Lock Nut Steel Cadmium and Wax 5/8-11 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax [50 PER BOX]
Price per Box: $204.38 / Quantity Discounts Available
5/8-18 Full Height Light Hex Flex Lock Nut Steel Cadmium and Wax 5/8-18 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax [50 PER BOX]
Price per Box: $180.00 / Quantity Discounts Available
6-32 Full Height Light Hex Flex Lock Nut Stainless Steel 6-32 Flex Type Lock Nut Full Height 18-8 Stainless Steel ALT to 50FA-632 [250 PER BOX]
Price per Box: $252.00 / Quantity Discounts Available
7/16-14 Full Height Light Hex Flex Lock Nut Steel Cadmium and Wax 7/16-14 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax [100 PER BOX]
Price per Box: $220.50 / Quantity Discounts Available
7/16-20 Full Height Light Hex Flex Lock Nut Steel Cadmium and Wax 7/16-20 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax [100 PER BOX]
Price per Box: $181.80 / Quantity Discounts Available
8-32 Full Height Light Hex Flex Lock Nut Stainless Steel 8-32 Flex Type Lock Nut Full Height 18-8 Stainless Steel [250 PER BOX]
Price per Box: $198.50 / Quantity Discounts Available
1/2-13 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1/2-13 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [200 PER BOX]
Price per Box: $352.50 / Quantity Discounts Available
1/4-20 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1/4-20 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [500 PER BOX]
Price per Box: $127.33 / Quantity Discounts Available
1-8 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 1-8 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [50 PER BOX]
Price per Box: $373.50 / Quantity Discounts Available
3/8-16 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 3/8-16 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [250 PER BOX]
Price per Box: $313.03 / Quantity Discounts Available
5/16-18 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 5/16-18 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [500 PER BOX]
Price per Box: $187.41 / Quantity Discounts Available
5/8-11 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 5/8-11 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [100 PER BOX]
Price per Box: $184.26 / Quantity Discounts Available
7/16-14 Thin Height Heavy Hex Flex Lock Nut Steel Cadmium and Wax 7/16-14 Flex Type Hex Lock Nut Thin Height Heavy Hex Cadmium and Wax [250 PER BOX]
Price per Box: $140.27 / Quantity Discounts Available
1/2-13 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 1/2-13 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [100 PER BOX]
Price per Box: $80.63 / Quantity Discounts Available
1/2-13 Thin Height Light Hex Flex Lock Nut Stainless Steel 1/2-13 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [50 PER BOX]
Price per Box: $218.12 / Quantity Discounts Available
1/2-20 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 1/2-20 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [100 PER BOX]
Price per Box: $189.75 / Quantity Discounts Available
1/2-20 Thin Height Light Hex Flex Lock Nut Stainless Steel 1/2-20 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [50 PER BOX]
Price per Box: $279.38 / Quantity Discounts Available
10-24 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 10-24 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [1000 PER BOX]
Price per Box: $239.82 / Quantity Discounts Available
10-24 Thin Height Light Hex Flex Lock Nut Stainless Steel 10-24 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [250 PER BOX]
Price per Box: $294.75 / Quantity Discounts Available
10-32 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 10-32 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [1000 PER BOX]
Price per Box: $249.98 / Quantity Discounts Available
10-32 Thin Height Light Hex Flex Lock Nut Stainless Steel 10-32 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [250 PER BOX]
Price per Box: $85.82 / Quantity Discounts Available
1/4-20 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 1/4-20 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [500 PER BOX]
Price per Box: $236.25 / Quantity Discounts Available
1/4-20 Thin Height Light Hex Flex Lock Nut Stainless Steel 1/4-20 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [250 PER BOX]
Price per Box: $452.81 / Quantity Discounts Available
1/4-28 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 1/4-28 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [500 PER BOX]
Price per Box: $264.38 / Quantity Discounts Available
1/4-28 Thin Height Light Hex Flex Lock Nut Stainless Steel 1/4-28 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [250 PER BOX]
Price per Box: $214.70 / Quantity Discounts Available
1-14 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 1-14 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [25 PER BOX]
Price per Box: $182.81 / Quantity Discounts Available
3/4-10 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 3/4-10 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [50 PER BOX]
Price per Box: $152.87 / Quantity Discounts Available
3/4-16 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 3/4-16 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [50 PER BOX]
Price per Box: $210.00 / Quantity Discounts Available
3/8-16 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 3/8-16 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [250 PER BOX]
Price per Box: $94.57 / Quantity Discounts Available
3/8-16 Thin Height Light Hex Flex Lock Nut Stainless Steel 3/8-16 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [125 PER BOX]
Price per Box: $208.74 / Quantity Discounts Available
3/8-24 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 3/8-24 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [250 PER BOX]
Price per Box: $261.00 / Quantity Discounts Available
3/8-24 Thin Height Light Hex Flex Lock Nut Stainless Steel 3/8-24 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [125 PER BOX]
Price per Box: $379.69 / Quantity Discounts Available
5/16-18 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 5/16-18 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [500 PER BOX]
Price per Box: $316.88 / Quantity Discounts Available
5/16-18 Thin Height Light Hex Flex Lock Nut Stainless Steel 5/16-18 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [125 PER BOX]
Price per Box: $393.75 / Quantity Discounts Available
5/16-24 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 5/16-24 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [500 PER BOX]
Price per Box: $313.13 / Quantity Discounts Available
5/16-24 Thin Height Light Hex Flex Lock Nut Stainless Steel 5/16-24 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [125 PER BOX]
Price per Box: $250.13 / Quantity Discounts Available
5/8-11 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 5/8-11 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [50 PER BOX]
Price per Box: $120.52 / Quantity Discounts Available
5/8-18 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 5/8-18 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [50 PER BOX]
Price per Box: $153.00 / Quantity Discounts Available
6-32 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 6-32 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [1000 PER BOX]
Price per Box: $418.50 / Quantity Discounts Available
6-32 Thin Height Light Hex Flex Lock Nut Stainless Steel 6-32 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [250 PER BOX]
Price per Box: $246.56 / Quantity Discounts Available
8-32 Thin Height Light Hex Flex Lock Nut Steel Cadmium and Wax 8-32 Flex Type Hex Lock Nut Thin Height Light Cadmium and Wax [1000 PER BOX]
Price per Box: $237.96 / Quantity Discounts Available
8-32 Thin Height Light Hex Flex Lock Nut Stainless Steel 8-32 Flex Type Hex Lock Nut Thin Height Light 18-8 Stainless Steel [250 PER BOX]
Price per Box: $171.93 / Quantity Discounts Available
   
 
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