NSN 5305-01-163-5779

Part Details | HEXAGON HEAD CAP SCREW

5305-01-163-5779 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Alternate Parts: FFS85, FF-S-85, MS5110996, MS51109-96, 5305-01-163-5779, 01-163-5779, 5305011635779, 011635779

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 05, 198301-163-577918257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-01-163-5779
Part Number Cage Code Manufacturer
FF-S-8581348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
MS51109-9696906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5305-01-163-5779
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
THREAD LENGTH1.124 INCHES MINIMUM AND 1.267 INCHES MAXIMUM
FASTENER LENGTH3.406 INCHES MINIMUM AND 3.500 INCHES MAXIMUM
HEAD STYLE HEXAGON
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.437 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS2A
MINIMUM TENSILE STRENGTH70000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH40000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE