Product Details | HEXAGON HEAD CAP SCREW

5305-01-045-0085 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: 5305-01-045-0085, 01-045-0085, 5305010450085, 010450085

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-045-0085

Drawings & Photos | NSN 5305-01-045-0085


Cross Reference | NSN 5305-01-045-0085

Part Number Cage Code Manufacturer
595421 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
595544 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S

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Technical Data | NSN 5305-01-045-0085

Characteristic Specifications
THREAD SERIES DESIGNATOR UNS
NOMINAL THREAD DIAMETER 1.000 INCHES
THREAD QUANTITY PER INCH 14
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.250 INCHES MINIMUM AND 2.438 INCHES MAXIMUM
FASTENER LENGTH 2.906 INCHES MINIMUM AND 3.000 INCHES MAXIMUM
MATERIAL STEEL OVERALL
HARDNESS RATING 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 60000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
WIDTH BETWEEN FLATS 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
MANUFACTURERS CODE 21450
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE 595421

Restrictions/Controls & Freight Information | NSN 5305-01-045-0085

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information