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Product Specifications:
| Item | Lock Nut |
| Class | Class 8 |
| Dimensional Standards | D980V |
| Finish | Zinc Plated |
| Hex Height | 20 mm |
| Hex Type | Standard Hex Top Lock |
| Hex Width | 30 mm |
| Lock Type | Top Lock Distorted Thread |
| Material | Steel |
| Material Grade/class | Class 8 |
| Nut Height | 20 mm |
| Nut Type | Top Lock |
| Nut Type | Top Lock Distorted Thread |
| System Of Measurement | Metric |
| Thread Direction | Right Hand |
| Thread Size | M20 x 1.5 |
| Thread Type | Fine |
| Type | Standard Hex Top Lock |
Shipping Info:
| Ship weight (kg) | 1.61 |
| Ship height (cm) | 4.57 |
| Ship length (cm) | 15.24 |
| Ship width (cm) | 10.67 |
Product Variants
| Product | Model | Thread Size | Hex Width | Hex Height | Nut Height | Hardness | Temp. Range | Hex Type | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
M12858.040.0001 | M4 x 0.7 | 7 mm | 5 mm | 5 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 100 | €31.74 | |
![]() |
M12858.050.0001 | M5 x 0.8 | 8 mm | 5.09375 mm | 5.1 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 100 | €8.33 | |
![]() |
M12858.060.0001 | M6 x 1 | 10 mm | 6 mm | 6 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 100 | €10.39 | |
![]() |
M12858.080.0001 | M8 x 1.25 | 13 mm | 8 mm | 8 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 100 | €27.99 | |
![]() |
M12858.100.0001 | M10 x 1.5 | 17 mm | 10 mm | 10 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 100 | €36.03 | |
![]() |
M12858.120.0001 | M12 x 1.75 | 19 mm | 12 mm | 12 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 50 | €20.92 | |
![]() |
M12858.140.0001 | M14 x 2 | 22 mm | 14 mm | 14 mm | Rockwell 30 | -58°F to +302°F | Standard Hex Top Lock | 50 | €76.76 |
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GRAINGER M12912.200.0150 Locknut, M20x1.5 Thread Size, Top Lock Distorted Thread, 30 mm Hex Wd., Zn Plated
€114.43 /pack



