NSN 5310-00-731-8843

Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-731-8843 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: FN22918, FN22-918, 5310-00-731-8843, 00-731-8843, 5310007318843, 007318843

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 28, 196800-731-884329729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

Cross Reference | NSN 5310-00-731-8843
Part Number Cage Code Manufacturer
FN22-91856878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5310-00-731-8843
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.562 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATINGRCB40.0 ROCKWELL C MAXIMUM AND 47.0 ROCKWELL C MAXIMUM
NUT STYLE DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.938 INCHES MAXIMUM
OVERALL HEIGHT0.556 INCHES MAXIMUM
WASHER THICKNESS0.099 INCHES MINIMUM
WIDTH ACROSS FLATS0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION SOLUBLE LUBRICANT
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL