NSN 5310-00-208-7221

Part Details | INTERNAL WRENCHING SELF-LOCKING NUT

5310-00-208-7221 A cylindrical-shaped nut, the end opposite the bearing surface being designed with an internal socket or splines for use with an inserted wrench. An integral feature is incorporated for locking on the threads of a mating member.

Alternate Parts: 5310-00-208-7221, 00-208-7221, 5310002087221, 002087221

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-208-722105284 ( NUT, SELF-LOCKING, INTERNAL WRENCHING )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

INTERNAL WRENCHING

Cross Reference | NSN 5310-00-208-7221
Part Number Cage Code Manufacturer
Technical Data | NSN 5310-00-208-7221
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE INTERNAL WRENCHING
NUT DIAMETER1.250 INCHES NOMINAL
NUT HEIGHT1.484 INCHES NOMINAL
LOCKING FEATURE PREVAILING TORQUE WITH NONMETALLIC INSERT
INTERNAL DRIVE STYLE DOUBLE HEXAGON