Product Details | HEXAGON HEAD CAP SCREW

5305-00-071-1766 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: MS90725108, MS90725-108, NASM90725123, NASM90725-123, FFS85C, FF-S-85C, FFS85TYPE2STYLE10P, 122404, 5305-00-071-1766, 00-071-1766, 5305000711766, 000711766

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-071-1766

Drawings & Photos | NSN 5305-00-071-1766


Demand History | NSN 5305-00-071-1766

Part Number Request Date QTY Origin
FFS85TYPE2STYLE10P 2009-10-288 150 US

Cross Reference | NSN 5305-00-071-1766

Part Number Cage Code Manufacturer
122404 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
122404 24617 GENERAL MOTORS CORP
FF-S-85C 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
FFS85TYPE2STYLE10P 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS90725-108 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES
MS90725-108 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NASM90725-123 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5305-00-071-1766

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 13
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.875 INCHES MAXIMUM
FASTENER LENGTH 0.875 INCHES NOMINAL
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 120000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 85000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS85TYPE2STYLE10P

Restrictions/Controls & Freight Information | NSN 5305-00-071-1766

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