Product Details | MACHINE BOLT

5306-00-297-7554 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Part Alternates: FFB575, 5306-00-297-7554, 00-297-7554, 5306002977554, 002977554

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-297-7554

Drawings & Photos | NSN 5306-00-297-7554


Demand History | NSN 5306-00-297-7554

Part Number Request Date QTY Origin
FFB575 2014-01-09 40 US
FFB575 2010-09-245 25 US
FFB575 2010-08-215 1 US

Cross Reference | NSN 5306-00-297-7554

Part Number Cage Code Manufacturer
FFB575 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5306-00-297-7554

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.500 INCHES
THREAD QUANTITY PER INCH 13
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.250 INCHES MINIMUM
FASTENER LENGTH 2.000 INCHES NOMINAL
MATERIAL COPPER ALLOY 464 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-637,COMP 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.386 INCHES MINIMUM AND 0.426 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
GRIP LENGTH 0.750 INCHES NOMINAL
FEATURES PROVIDED UNFINISHED HEAD
NONDEFINITIVE SPEC/STD DATA 5 TYPE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFB575

Restrictions/Controls & Freight Information | NSN 5306-00-297-7554

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