Color
Finish
Inner Diameter
Show All
Material
Outer Diameter
Show All
Manufacturer
Specification
Style
Thickness
Show All
Thread Size
Show All
Type
Special Interest

Conduit Lock Nuts

Vibrations from machinery or large vehicles can cause fasteners to loosen. Lock nuts provide a solution to this problem.


Material : Aluminum
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
1/2" NPT 1.109" 0.156" Gray 0720802 EA 0.70
Material : Brass
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
3/8" NPT 0.750" 0.140" Nickel Plated 99559645 EA 1.89
1/2" NPT 0.940" 0.120" Nickel Plated 99559647 EA 2.90
3/4" NPT 1.180" 0.140" Nickel Plated 99729848 EA 3.01
1" NPT 1.380" 0.140" Nickel Plated 07005375 EA 5.86
M16x1.5 0.750" 0.109" Smooth 99729843 EA 1.15
M20x1.5 0.940" 0.120" Nickel Plated 07005362 EA 5.18
M25x1.5 1.140" 0.140" Nickel Plated 99559643 EA 1.67
M25x1.5 1.187" 0.140" Smooth 99729844 EA 7.97
M32x1.5 1.420" 0.160" Nickel Plated 07005368 EA 2.85
PG7 0.590" 0.110" Nickel Plated 99729850 EA 0.77
PG9 0.710" 0.110" Nickel Plated 07005379 EA 0.91
PG11 0.830" 0.120" Nickel Nickel Plated 99559654 EA 0.72
PG13 0.910" 0.120" Nickel Plated 07005384 EA 0.82
PG16 1.020" 0.120" Nickel Plated 07005387 EA 1.00
PG21 1.260" 0.140" Nickel Plated 07005388 EA 6.92
PG21 1.260" 0.140" Nickel Plated 07005390 EA 1.53
PG29 1.610" 0.160" Nickel Plated 07005392 EA 2.88
PG29 1.610" 0.160" Nickel Plated 99559658 EA 9.71
PG36 2.015" 0.203" Smooth 99729851 EA 12.31
PG36 2.010" 0.200" Nickel Nickel Plated 07019489 EA 4.02
PG42 2.359" 0.203" Smooth 99729852 EA 8.06
M12 x 1.5 0.590" 0.110" Nickel Nickel Plated 07019472 EA 0.72
M40 x 1.5 1.770" 0.180" Nickel Nickel Plated 07019478 EA 4.01
M20 x 1.5 0.910" 0.120" Nickel Nickel Plated 99559641 EA 0.94
Material : Die Cast
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
3/4" - 14 NPSM 1.188" 0.142" Gray Zinc 0777424 PKG 15.59
1-1/4" NPT 2.281" 0.170" Gray Zinc 0721074 EA 1.59
Material : Malleable Iron
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
2" - 11-1/2 NPT 3" 0.219" Gray 0729902 EA 2.39
2-1/2" - 8 NPT 3.563" 0.406" Gray 0729846 EA 6.41
3" - 8 NPT 4.188" 0.406" Gray 0729834 EA 7.33
Material : Nylon
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
3/8" 0.110" Metallic Smooth 0731812 EA 26.57
3/8" NPT 0.938" 0.281" Smooth 99729847 EA 1.04
3/8" NPT 0.940" 0.280" Gray Gray 07019479 EA 0.79
3/8" NPT 1.047" 0.266" 0712283 EA 0.13
1/2" 1.140" 0.090" Metallic Smooth 0731813 EA 27.03
1/2" NPT 1.047" 0.266" 0712284 EA 0.18
1/2" NPT 1.060" 0.240" Black 99559646 EA 2.35
1/2" NPT 1.060" 0.240" Gray Gray 07019480 EA 0.83
3/4" 1.430" 0.110" Metallic Smooth 0731814 EA 36.91
3/4" NPT 1.260" 0.280" Black 99559648 EA 1.16
3/4" NPT 1.260" 0.280" Gray Gray 07019481 EA 0.97
3/4" NPT 1.313" 0.266" 0712285 EA 0.24
1" NPT 1.570" 0.280" Black 99559649 EA 2.41
1" NPT 1.570" 0.280" Gray 07005376 EA 2.24
1" NPT 1.609" 0.266" 0712286 EA 0.43
M12x1.5 0.750" 0.110" Nickel Plated 99559639 EA 0.56
M16x1.5 0.870" 0.200" Black 07005360 EA 0.74
M16x1.5 0.870" 0.200" Gray 07005361 EA 0.82
M20x1.5 1.060" 0.240" Black 99559640 EA 1.50
M20x1.5 1.060" 0.240" Gray 07005364 EA 1.50
M25x1.5 1.260" 0.260" Black 99559642 EA 2.16
M32x1.5 1.610" 0.280" Black 99559644 EA 3.38
M40x1.5 1.968" 0.281" Smooth 99729845 EA 7.42
M40x1.5 1.968" 0.281" Smooth 99729846 EA 4.89
PG7 0.750" 0.200" Gray 99559650 EA 0.46
PG7 0.750" 0.203" Smooth 99729849 EA 0.47
PG9 0.870" 0.200" Black Black 99559651 EA 0.52
PG9 0.870" 0.200" Gray 99559652 EA 0.53
PG11 0.940" 0.200" Black 99559653 EA 0.80
PG11 0.940" 0.200" Gray 99559655 EA 0.76
PG13 1.060" 0.240" Black 99559656 EA 1.04
PG13 1.060" 0.240" Gray 07005385 EA 1.02
PG16 1.180" 0.240" Black 99559657 EA 1.35
PG16 1.180" 0.240" Gray Gray 07019486 EA 1.01
PG21 1.300" 0.260" Black Non-Metallic 0739900 PKG 62.81
PG21 1.410" 0.280" Black 07005389 EA 1.48
PG21 1.420" 0.280" Gray Gray 07019487 EA 1.43
PG36 2.360" 0.310" Black 07005393 EA 5.13
PG36 2.360" 0.310" Gray Gray 07019490 EA 4.96
PG42 2.560" 0.310" Black Black 07019491 EA 5.47
PG42 2.560" 0.310" Gray Gray 07019492 EA 5.47
M12 x 1.5 0.670" 0.200" Gray Gray 07019474 EA 0.58
M25 x 1.5 1.260" 0.260" Gray Gray 07019476 EA 1.66
M32 x 1.5 1.610" 0.280" Gray Gray 07019477 EA 3.63
Material : Steel
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
3/8" - 16 UNC 1.560" 0.380" Gray Galv-Krom® 0766966 EA Call for Price
3/8" - 18 NPT 1" 0.156" Zinc - Electroplated 0722524 EA 0.82
1/2" 1.140" 0.090" Metallic Zinc - Electroplated 0730711 PKG 50.47
1/2" NPT 1.109" 0.156" 0720801 EA 0.39
1/2" NPT 1.140" 0.125" Gray Zinc - Electroplated 0721073 EA 0.17
1/2" - 14 NPT 1.125" 0.156" Zinc - Electroplated 0700595 PKG 39.84
1/2" - 14 NPT 1.141" 0.219" Zinc - Electroplated 0700636 EA 1.72
3/4" 1.430" 0.110" Metallic Zinc - Electroplated 0730712 PKG 52.07
3/4" - 14 NPT 1.375" 0.172" Zinc - Electroplated 0700596 PKG 72.56
3/4" - 14 NPT 1.422" 0.219" Zinc - Electroplated 0700637 EA 4.13
1" 1.770" 0.130" Metallic Zinc - Electroplated 0730713 PKG 59.89
1" NPT 1.688" 0.203" Gray 0720806 EA 0.88
1" - 11-1/2 NPT 1.703" 0.203" Zinc - Electroplated 0700597 EA 0.62
1" - 11-1/2 NPT 1.750" 0.250" Zinc - Electroplated 0700638 EA 2.57
1-1/4" - 11-1/2 NPT 2.063" 0.219" Zinc - Electroplated 0700598 EA 1.39
1-1/4" - 11-1/2 NPT 2.094" 0.266" Zinc - Electroplated 0700639 EA Call for Price
1-1/2" - 11-1/2 NPT 2.375" 0.219" Zinc - Electroplated 0700599 EA 1.83
1-1/2" - 11-1/2 NPT 2.406" 0.266" Zinc - Electroplated 0700640 EA 4.19
2" - 11-1/2 NPT 2.891" 0.234" Zinc - Electroplated 0700600 EA 2.68
2" - 11-1/2 NPT 2.953" 0.281" Zinc - Electroplated 0700641 EA 7.91
2-1/2" - 8 NPT 3.563" 0.375" Zinc - Electroplated 0700601 EA 8.73
3" - 8 NPT 4.250" 0.375" Zinc - Electroplated 0700602 EA 10.93
3-1/2" - 8 NPT 4.813" 0.375" Zinc - Electroplated 0700603 EA 10.50
4" - 8 NPT 5.406" 0.375" Zinc - Electroplated 0700604 EA 13.19
5" - 8 NPT 6.672" 0.500" Zinc - Electroplated 0700606 EA 49.54
Material : Steel / Santoprene™ Blue Seal
Type: Lock Nut
Type: Lock Nut
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
Thread Size Outer Diameter Thickness Color Finish SKU Pkg Qty Price
3/4" NPT 1.420" 0.156" Gray 0720804 EA 2.55