Product Details | HEXAGON HEAD CAP SCREW

5305-00-721-4511 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: MS3529763, MS35297-63, FFS85, 5305-00-721-4511, 00-721-4511, 5305007214511, 007214511

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-721-4511

Drawings & Photos | NSN 5305-00-721-4511


Demand History | NSN 5305-00-721-4511

Part Number Request Date QTY Origin
FFS85 2013-01-11 473 US
FFS85 2011-10-280 95 United States
FFS85 2011-09-265 14 US
FFS85 2010-03-84 100 US
FFS85 2010-02-43 10 United States
FFS85 2009-09-272 50 US

Cross Reference | NSN 5305-00-721-4511

Part Number Cage Code Manufacturer
FFS85 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
MS35297-63 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5305-00-721-4511

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.000 INCHES MINIMUM
FASTENER LENGTH 1.375 INCHES NOMINAL
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
HARDNESS RATING 25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 120000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS85
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35297-63

Restrictions/Controls & Freight Information | NSN 5305-00-721-4511

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
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
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable