NSN 5305-01-313-3976

Part Details | TAPPING SCREW

5305-01-313-3976 A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.

Alternate Parts: FFS107, FF-S-107, MS51850108, MS51850-108, 5305-01-313-3976, 01-313-3976, 5305013133976, 013133976

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 08, 199001-313-397641756 ( SCREW, TAPPING )
REFERENCE DRAWINGS & PICTURES

HEXAGON

CROSS RECESS TYPE 1

NARROW FLUTE (TYPE E)

Cross Reference | NSN 5305-01-313-3976
Part Number Cage Code Manufacturer
FF-S-10781348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
MS51850-10896906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5305-01-313-3976
Characteristic Specifications
NONMACHINE THREAD STYLE3 NARROW FLUTE (TYPE E)
NONMACHINE NOMINAL THREAD DIAMETER0.312 INCHES
FASTENER LENGTH0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HEAD STYLE HEXAGON
HEAD HEIGHT0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
NONDEFINITIVE SPEC/STD DATAAB TYPE