Product Details | HEXAGON HEAD CAP SCREW

5305-00-021-6484 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.

Part Alternates: 216484, 5305-00-021-6484, 00-021-6484, 5305000216484, 000216484

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-JAN-63 00-021-6484

Drawings & Photos | NSN 5305-00-021-6484


Cross Reference | NSN 5305-00-021-6484

Part Number Cage Code Manufacturer
11648732 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
216484 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
329-211 95019 DANA CORP SPICER TRANSMISSION DIV
5305010328586 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES
FF-S-85 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5305-00-021-6484

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.250 INCHES MINIMUM
FASTENER LENGTH 1.969 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
MATERIAL STEEL COMP 4140 OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.364 INCHES MINIMUM AND 0.386 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
MANUFACTURERS CODE 21450
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE 216484

Restrictions/Controls & Freight Information | NSN 5305-00-021-6484

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information