NSN 5305-00-051-4078

Part Details | HEXAGON HEAD CAP SCREW

5305-00-051-4078 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: B1821BH031F125N, C1026066, C10-26066, 5306000514078, 5306000514078, 157D4350105, 157D4350-105, 63CL33351, 63-CL-3335-1, MS9072736, MS90727-36, MS3530436, MS35304-36, 186505, 223587, 5305-00-051-4078, 00-051-4078, 5305000514078, 000514078

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196000-051-407818257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-00-051-4078
Part Number Cage Code Manufacturer
B1821BH031F125N80204AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED
C10-2606688907BRUNSWICK CORPORATIONDBA MERCURY MARINE
5306000514078A00AME.C.A ETABLISSEMENT CENTRALDESAPPROVISIONNEMENTS DES FORCES
5306000514078SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
157D4350-10505606GENERAL DYNAMICS-OTS, INC.DBA GD-OTS (WILLISTON)
63-CL-3335-177873GKN ROCKFORD, INC
MS90727-3696906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS35304-3696906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
18650572582MTU AMERICA INC.
22358700000ORDNANCE CORPS
Technical Data | NSN 5305-00-051-4078
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
THREAD LENGTH0.875 INCHES MINIMUM
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD STYLE HEXAGON
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS2A
HEAD HEIGHT0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM