NSN 5310-00-248-5773

Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-248-5773 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Alternate Parts: 6873205, 70097524, 70097-524, 5310-00-248-5773, 00-248-5773, 5310002485773, 002485773

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 21, 196900-248-577329729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

Cross Reference | NSN 5310-00-248-5773
Part Number Cage Code Manufacturer
687320573342ALLISON TRANSMISSION, INC.
70097-52456878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5310-00-248-5773
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.521 INCHES NOMINAL
OVERALL HEIGHT0.374 INCHES NOMINAL
WASHER THICKNESS0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
SPECIAL FEATURES0.428 IN. MIN,0.432 IN. MAX OD OF SLEEVE AT BASE OF NUT,0.099 IN. MIN,0.109 IN. MAX LG
PRECIOUS MATERIAL SILVER