1/2"-13 (USS) GRADE-8 ALLOY CT-TOPLOCK NUTS, Zinc Wax (100-PACK)

• THREAD PITCH: 1/2"-13
• COMPLIES WITH ASTM A563 GRADE-8; IFI 100/107
• ALL METAL, ZINC WAX FINISH 
• PROOF LOAD DISTRESS: 150,000PSI
• LOCKS IN ALL POSITIONS
• ONE PIECE ALL STEEL; EASY TO APPLY
• USS (UNC) = COARSE THREAD
• SAE (UNF) = FINE THREAD

       TECHNICAL DATA 

• TEMPERING TEMPERTURE: 800*F (MINIMUM) 
• DECARBURATION: SAE J121
• DISCONTINUITIES: SAEJ1061