Product Details | HEXAGON HEAD CAP SCREW

5305-00-551-5888 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: MS35289262, MS35289-262, 5305-00-551-5888, 00-551-5888, 5305005515888, 005515888

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-551-5888

Drawings & Photos | NSN 5305-00-551-5888


Cross Reference | NSN 5305-00-551-5888

Part Number Cage Code Manufacturer
MS35289-262 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5305-00-551-5888

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 1.125 INCHES
THREAD QUANTITY PER INCH 7
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.500 INCHES MINIMUM AND 2.857 INCHES MAXIMUM
FASTENER LENGTH 5.000 INCHES NOMINAL
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING 207.0 BRINELL STANDARD MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 55000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH 28000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.658 INCHES MINIMUM AND 0.718 INCHES MAXIMUM
WIDTH BETWEEN FLATS 1.631 INCHES MINIMUM AND 1.688 INCHES MAXIMUM
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35289-262

Restrictions/Controls & Freight Information | NSN 5305-00-551-5888

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
No Freight Information