NSN 5310-01-331-1276

Part Details | DOUBLE HEXAGON SELF-LOCKING NUT

5310-01-331-1276 A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.

Alternate Parts: J1212P04D, J1212P04B, J1212P04F, J1212P04D, J1212P04D, J1212P04A, J1212P04C, J1212P04G, 5310-01-331-1276, 01-331-1276, 5310013311276, 013311276

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 14, 199001-331-127605276 ( NUT, SELF-LOCKING, DOUBLE HEXAGON )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5310-01-331-1276
Part Number Cage Code Manufacturer
J1212P04D92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
J1212P04B15653ARCONIC GLOBAL FASTENERS & RINGS,INC.
J1212P04F27238BRISTOL INDUSTRIES
J1212P04D99207GENERAL ELECTRIC COMPANYDBA GE
J1212P04D07482GENERAL ELECTRIC COMPANYDBA GE
J1212P04A72962HARVARD INDUSTRIES INC
J1212P04C56878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
J1212P04G11815SPS TECHNOLOGIES, LLCDBA CHERRY AEROSPACE DIV
Technical Data | NSN 5310-01-331-1276
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT HEIGHT0.307 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
WIDTH ACROSS FLATS0.312 INCHES NOMINAL
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN