Serrated Flange Locknuts

Serrated Flange Locknuts

Serrated
Flange
Locknuts

Steel | Zinc Platted

Size Width
Across
Flats
Flange
Diameter
Thickness
16-32 5/16 13/32 5/32 S
8-32 11/32 15/32 3/16 S
10-24 3/8 1/2 7/32 S
10/32 3/8 1/2 7/32 S
14-20 7/16 19/32 7/32 S
14-28 7/16 19/32 7/32 S
516-18 1/2 43/64 9/32 S
516-24 1/2 43/64 9/32 S
38-16 9/16 3/4 11/32 S
38-24 9/16 3/4 11/32 S
716-14 11/16 59/64 3/8 S
716-20 11/16 59/64 3/8 S
12-13 3/4 1 7/16 S
12-20 3/4 1 7/16 S

S – Denotes Normally Stocked
Unlisted items may be available

K Locknuts

K Locknuts

“K”
Locknuts

Steel | Zinc Platted

Size With Across
Flats
Thickness
4-40 14 764 S
6-32 516 964 S
8-32 1132 532 S
10-24 38 532 S
10-32 38 532 S
14-20 716 1564 S
14-28 716 1564 S
516-18 12 2164 S
38-16 916 2564 S

S – Denotes Normally Stocked
Unlisted items may be available

Hex Reversible Locknuts

Hex Reversible Locknuts

Hex Reversible Locknuts
Steel | Zinc Platted

Size Width
Across
Flats
Thickness
10/24 3/8 13/64 S
10/32 3/8 13/64 S
14-20 7/16 7/32 S
14-28 7/16 7/32 S
516-18 1/2 17/64 S
516-24 1/2 17/64 S
38-16 9/16 21/64 S
38-24 9/16 21/64 S
716-14 11/16 3/8 S
716-20 11/16 3/8 S
12-13 3/4 7/16 S
12-20 3/4 7/16 S
58-11 15/16 35/64 S
58-18 15/16 35/64 S
34-10 1-1/8 41/64 S
34-16 1-1/8 41/64 S
78-9 1-5/16 3/4 S
78-14 1-5/16 3/4 S
1-8 1-1/2 55/64 S
1-14 1-1/2 55/64 S

S – Denotes Normally Stocked
Unlisted items may be available

Top Locking Locknuts (Stover)

Top Locking Locknuts (Stover)

All Steel Top Locking Locknuts (Stover)
Grade C | Zinc Platted

National Coarse National Fine
Size Size
14-20 S 14-28 S
516-18 S 516-24 S
38-16 S 58-24 S
716-14 S 716-20 S
12-3 S 12-20 S
916-12 S 916-18 S
58-11 S 58-18 S
34-10 S 34-16 S
78-9 S 78-14 S
1-18 S 1-14 S
1 18-7 1 18-12
1 14-7 1 14-12
1 38-6 1 38-12
1 12-6 1 12-12
1 34-5 1 34-12
2-4 12 2-12

S – Denotes Normally Stocked
Unlisted items may be available

Nylon Insert Locknuts

Nylon Insert Locknuts

Nylon Insert Locknuts
Brass

Size Width
Across
Flats
Thickness Series
4-40 14 .143 NM S
6-32 516 .170 NM S
8-32 1132 .229 NM S
10-24 38 .239 NM S
10-32 38 .239 NM S
14 -20 716 516 NE S
516 -18 12 1132 NE S
38 -16 916 2464 NE S
12 -13 34 1932 NE S
58 -11 1516 34 NE S
34 -10 1 116 78 NE S

S – Denotes Normally Stocked
Unlisted items may be available

Nylon Insert Locknuts Heavy Pattern

Steel |Zinc Plated

​ ​
National Coarse
Size Series
12 -13 NU S
916 -12 NU S
58 -11 NU S
34 -10 NU S
78 -9 NU S
1-8 NU S
1 18 -7 NU S
1 14 -7 NU S
1 12 -6 NU S

S – Denotes Normally Stocked
Unlisted items may be available

Nylon Insert Locknuts Regular Height

Steel | Zinc Plated

​ ​
National Coarse National Fine
Size Series Size Series
4-40 NM S 10-32 NM S
6-32 NM S 14 -28 NE S
8-32 NM S 516 -24 NE S
10-24 NM S 38 -24 NE S
12-24 NM S 716 -20 NE S
14 -20 NE S 12 -20 NE S
516 -18 NE S 916 -18 NE S
38 -16 NE S 58 -18 NE S
716 -14 NE S 34 -16 NE S
12 -13 NE S 78 -14 NE S
916 -12 NE S 1 -14 NE S
58 -11 NE S 1 18 -12 NE S
34 -10 NE S 1 14 -12 NE S
78 -9 NE S 1 12 -12 NE S
1-8 NE S
1 18 -7 NE S
1 12 -6 NE S

Nylon Insert Locknuts Thin Height

Steel | Zinc Plated

​ ​
National Coarse National Fine
Size Series Size Series
4-40 NTM S 10-32 NTM S
6-32 NTM S 14 -28 NTE S
8-32 NTM S 516 -24 NTE S
10-24 NTM S 38 -24 NTE S
12-24 NTM S 716 -20 NTE S
14 -20 NTE S 12 -20 NTE S
516 -18 NTE S 916 -18 NTE S
38 -16 NTE S 58 -18 NTE S
716 -14 NTE S 34 -16 NTE S
12 -13 NTE S 78 -14 NTE S
916 -12 NTE S 1 -14 NTE S
58 -11 NTE S
34 -10 NTE S
78 -9 NTE S

S – Denotes Normally Stocked
Unlisted items may be available

Metric Locknuts with Nylon Insert

Steel | Zinc Plated

Screw Size Pitch
(mm)
With Across
Flats (mm)
Height
(mm)
M3 0.50 5.5 4.0
M4 0.70 7.0 5.0
M5 0.80 8.0 5.0
M6 1.00 10.0 6.0
M8 1.25 13.0 8.0
M10 1.50 17.0 10.0
M12 1.75 19.0 12.0
M14 2.00 24.0 14.0
M16 2.00 24.0 16.0
M18 2.50 27.0 18.5
M20 2.50 30.0 20.0
M24 3.00 36.0 24.0

Ask about sizes available in
plain steel and stainless steel