This ARP 12-point nut is machined from 8740 chromoly steel with a black oxide finish and rated at 180,000 psi tensile strength. The M12 x 1.25 thread with a small-collar profile suits studded applications with limited clearance where a full-size collar will not fit.
| Type | 12-point nut (small collar) |
| Material | 8740 chromoly steel, black oxide |
| Thread | M12 x 1.25 |
| Tensile Strength | 180,000 psi |
| Part Number | 300-8308 |
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