Aftermarket Hex Socket HD Bolt M4x15, PK 5, Superior Parts, Mfr#: SP 949-650

Superior Parts SP 949-555 Nut M5 for NR83A, NV83A, NV83A2, NV45AB2, NT65A, NT65A2, N5010A, N5008AC, N5008AC2, N5008ACP (10/pk) Replaces Hitachi (949555, 302-012, 302012 and 726596).