Zinc Plated Class 5 Steel Standard Hex Nylon Insert Locknuts
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| Style | Model | Thread Size | Hex Width | Hex Height | Nut Height | Hardness | Temp. Range | Hex Type | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | M12300.025.0001 | M2.5 x 0.45 | 5 mm | 3.5 mm | 3.5 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 100 | €17.66 | |
| A | M12300.030.0001 | M3 x 0.5 | 5.5 mm | 4 mm | 4 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 100 | €10.16 | |
| B | M12300.040.0001 | M4 x 0.7 | 7 mm | 5 mm | 5 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 100 | €10.70 | |
| C | M12300.050.0001 | M5 x 0.8 | 8 mm | 5 mm | 5 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 100 | €6.43 | |
| D | M12300.060.0001 | M6 x 1 | 10 mm | 6 mm | 6 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 100 | €5.38 | |
| A | M12300.070.0001 | M7 x 1 | 11 mm | 7.5 mm | 7.5 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 100 | €19.43 | |
| E | M12320.080.0100 | M8 x 1 | 13 mm | 8 mm | 8 mm | - | - | Standard Hex | 100 | €8.57 | |
| F | M12300.080.0001 | M8 x 1.25 | 13 mm | 8 mm | 8 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 100 | €9.00 | |
| G | M12320.100.0100 | M10 x 1 | 17 mm | 10 mm | 10 mm | - | - | Standard Hex | 100 | €39.76 | |
| H | M12300.100.0001 | M10 x 1.5 | 17 mm | 10 mm | 10 mm | - | - | Standard Hex | 100 | €19.05 | |
| I | M12320.100.0125 | M10 x 1.25 | 17 mm | 10 mm | 10 mm | - | - | Standard Hex | 100 | €39.01 | |
| J | M12320.120.0100 | M12 x 1 | 19 mm | 12 mm | 12 mm | - | - | Standard Hex | 50 | €77.36 | |
| A | M12320.120.0150 | M12 x 1.5 | 19 mm | 12 mm | 12 mm | - | - | Standard Hex | 50 | €29.47 | |
| K | M12320.120.0125 | M12 x 1.25 | 19 mm | 12 mm | 12 mm | - | - | Standard Hex | 50 | €28.27 | |
| L | M12300.120.0001 | M12 x 1.75 | 19 mm | 12 mm | 12 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 50 | €12.87 | |
| A | M12320.140.0150 | M14 x 1.5 | 22 mm | 14 mm | 14 mm | - | - | Standard Hex | 50 | €40.10 | |
| M | M12300.140.0001 | M14 x 2 | 22 mm | 14 mm | 14 mm | - | - | Standard Hex | 50 | €35.28 | |
| A | M12320.160.0150 | M16 x 1.5 | 24 mm | 16 mm | 16 mm | - | - | Standard Hex | 25 | €21.15 | |
| A | M12300.160.0001 | M16 x 2 | 24 mm | 16 mm | 16 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 25 | €13.03 | |
| A | M12320.180.0150 | M18 x 1.5 | 27 mm | 18.5 mm | 18.5 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 25 | €53.76 | |
| N | M12300.180.0001 | M18 x 2.5 | 27 mm | 18.5 mm | 18.5 mm | Rockwell C30 | -0°F to +250°F | Standard Hex | 25 | €36.50 | |
| A | M12320.200.0150 | M20 x 1.5 | 30 mm | 20 mm | 20 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €28.05 | |
| A | M12320.200.0200 | M20 x 2 | 30 mm | 20 mm | 20 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €31.22 | |
| A | M12300.200.0001 | M20 x 2.5 | 30 mm | 20 mm | 20 mm | - | - | Standard Hex | 10 | €15.55 | |
| O | M12320.220.0150 | M22 x 1.5 | 32 mm | 22 mm | 22 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €34.81 | |
| A | M12300.220.0001 | M22 x 2.5 | 32 mm | 22 mm | 22 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €25.94 | |
| A | M12320.240.0150 | M24 x 1.5 | 36 mm | 24 mm | 24 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €36.76 | |
| A | M12320.240.0200 | M24 x 2 | 36 mm | 24 mm | 24 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €49.51 | |
| A | M12300.240.0001 | M24 x 3 | 36 mm | 24 mm | 24 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 10 | €32.48 | |
| P | M12320.270.0150 | M27 x 1.5 | 41 mm | 27 mm | 27 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 5 | €75.64 | |
| A | M12320.270.0200 | M27 x 2 | 41 mm | 27 mm | 27 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 5 | €43.35 | |
| A | M12300.270.0001 | M27 x 3 | 41 mm | 27 mm | 27 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 5 | €37.22 | |
| A | M12320.300.0150 | M30 x 1.5 | 46 mm | 30 mm | 30 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 5 | €53.30 | |
| A | M12320.300.0200 | M30 x 2 | 46 mm | 30 mm | 30 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 5 | €52.43 | |
| A | M12300.300.0001 | M30 x 3.5 | 46 mm | 30 mm | 30 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 5 | €38.61 | |
| A | M12320.330.0150 | M33 x 1.5 | 50 mm | 33 mm | 33 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €60.39 | |
| A | M12320.330.0200 | M33 x 2 | 50 mm | 33 mm | 33 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €51.67 | |
| Q | L12300.330.0001 | M33 x 3.5 | 50 mm | 33 mm | - | - | - | Standard Hex | 32 | €233.50 | |
| R | M12300.330.0001 | M33 x 3.5 | 50 mm | 33 mm | 33 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €32.88 | |
| A | M12320.360.0150 | M36 x 1.5 | 55 mm | 36 mm | 36 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €65.84 | |
| A | M12320.360.0300 | M36 x 3 | 55 mm | 36 mm | 36 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €61.17 | |
| A | M12300.360.0001 | M36 x 4 | 55 mm | 36 mm | 36 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €26.40 | |
| A | M12320.390.0300 | M39 x 3 | 60 mm | 39 mm | 39 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €108.43 | |
| A | M12300.390.0001 | M39 x 4 | 60 mm | 39 mm | 39 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €48.34 | |
| S | M12320.420.0150 | M42 x 1.5 | 65 mm | 42 mm | 42 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €186.72 | |
| A | M12320.420.0300 | M42 x 3 | 65 mm | 42 mm | 42 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €106.49 | |
| A | M12300.420.0001 | M42 x 4.5 | 65 mm | 42 mm | 42 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €42.77 | |
| T | L12300.420.0001 | M42 x 4.5 | 65 mm | 42 mm | - | - | - | Standard Hex | 14 | €246.22 | |
| A | M12320.450.0300 | M45 x 3 | 70 mm | 45 mm | 45 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €164.03 | |
| A | M12300.450.0001 | M45 x 4.5 | 70 mm | 45 mm | 45 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €74.62 | |
| A | M12320.480.0150 | M48 x 1.5 | 75 mm | 48 mm | 48 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €1,552.35 | |
| A | M12320.480.0300 | M48 x 3 | 75 mm | 48 mm | 48 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €197.51 | |
| A | M12300.480.0001 | M48 x 5 | 75 mm | 48 mm | 48 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 2 | €98.51 | |
| A | M12300.520.0001 | M52 x 5 | 80 mm | 52 mm | 52 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 1 | €76.26 | |
| A | M12300.560.0001 | M56 x 5.5 | 85 mm | 56 mm | 56 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 1 | €256.91 | |
| A | M12300.600.0001 | M60 x 5.5 | 90 mm | 60 mm | 60 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 1 | €57.26 | |
| A | M12300.640.0001 | M64 x 6 | 95 mm | 64 mm | 64 mm | Rockwell 30 | -58°F to +302°F | Standard Hex | 1 | €720.68 |



















