NSN 5310-01-347-5378

Part Details | DOUBLE HEXAGON SINGLE BALL SEAT SELF-LOCKING NUT

5310-01-347-5378 A nut having one convex, spherical bearing surface, with 12 drive points, 24 sides. Items may have a removable collar. An integral feature is incorporated for locking on the threads of a mating member.

Alternate Parts: NAS17276, NAS1727-6, 5310-01-347-5378, 01-347-5378, 5310013475378, 013475378

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 24, 199101-347-537833115 ( NUT, SELF-LOCKING, SINGLE BALL SEAT, DOUBLE HEXAGON )
REFERENCE DRAWINGS & PICTURES

SINGLE BALL SEAT, DOUBLE HEXAGON

Cross Reference | NSN 5310-01-347-5378
Part Number Cage Code Manufacturer
NAS1727-680205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5310-01-347-5378
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
NUT STYLE SINGLE BALL SEAT, DOUBLE HEXAGON
BALL SEAT RADIUS0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
NUT HEIGHT0.455 INCHES MAXIMUM
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING450.0 DEG FAHRENHEIT MAXIMUM
SPECIAL FEATURESINCLUDES MATCHING WASHER