NSN 5305-00-021-3801

Part Details | HEXAGON HEAD CAP SCREW

5305-00-021-3801 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: AMD1403 ITEM 65, AMD-1403 ITEM 65, 213801, E108186 PART NO 266, E108186 PART NO 239, E104555 FIND 75, D31088 FIND NO 53, D301087 FIND NO 80, D301080 FIND NO 53, WG107186, 60014553, 60-01-4553, FFS85TYPE2STYLE10P, 213801, 3162784, 316-2784, MS35307411, MS35307-411, NASM35307411, NASM35307-411, MS35307411, MS35307-411, 7017063818 SH 1 PC 4, 701-7063818 SH 1 PC 4, 7017063815 SH 1 PC, 701-7063815 SH 1 PC, 5017368092 ITEM NO 27, 501-7368092 ITEM NO 27, 5017368091 ITEM NO 30, 501-7368091 ITEM NO 30, 5017298327 ITEM NO 64, 501-7298327 ITEM NO 64, 145451093153, 145-4510931-53, E104555 FIND 75, D301088 FIND NO 53, PWA500476 ITEM 31, 28362, 5305-00-021-3801, 00-021-3801, 5305000213801, 000213801

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-021-380118257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-00-021-3801
Part Number Cage Code Manufacturer
AMD-1403 ITEM 6570433APPLETON MARINE, INC.
21380121450ARMY WEAPONS COMMANDATTN AMSWE-REE-S
E108186 PART NO 2663X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
E108186 PART NO 2393X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
E104555 FIND 753X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
D31088 FIND NO 533X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
D301087 FIND NO 803X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
D301080 FIND NO 533X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
WG1071863X894CONTROL FLOW, INC.DBA WESTECH HEAVY MACHINERY DIV
60-01-455396169ELECTRIC BOAT CORPORATION
FFS85TYPE2STYLE10P81348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
21380124617GENERAL MOTORS CORP
316-278481495KOEHRING CRANES INCDBA TEREX CRANES DIV WAVERLY
MS35307-41196906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
NASM35307-41180205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
MS35307-41180205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
701-7063818 SH 1 PC 453711NAVAL SEA SYSTEMS COMMAND
701-7063815 SH 1 PC53711NAVAL SEA SYSTEMS COMMAND
501-7368092 ITEM NO 2753711NAVAL SEA SYSTEMS COMMAND
501-7368091 ITEM NO 3053711NAVAL SEA SYSTEMS COMMAND
501-7298327 ITEM NO 6453711NAVAL SEA SYSTEMS COMMAND
145-4510931-5351563ROHR, INCDBA GOODRICH AEROSTRUCTURES GROUP
E104555 FIND 753X834SECURITY ARMS CO INC
D301088 FIND NO 533X834SECURITY ARMS CO INC
PWA500476 ITEM 3177445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
28362D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
Technical Data | NSN 5305-00-021-3801
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
THREAD LENGTH1.250 INCHES MAXIMUM
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD STYLE HEXAGON
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2A
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM