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National Stock Number:
5306-00-042-6939
Federal Supply Class:
5306
National Item Identification Number:
000426939
Description:
BOLT,MACHINE
Detail:
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.
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Manufacturer Information:
| 1-2X41-2 | 0MKW7 | MINNPAR, LLC | | 426939 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | | 426939 | 24617 | GENERAL MOTORS CORP | | FFB575 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS35355-132 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 4.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.250 INCHES MINIMUM | | HEAD STYLE | SQUARE | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | FF-B-575,GR 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OR | | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR | | QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 95.0 ROCKWELL B MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.308 INCHES MINIMUM AND | | 0.348 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.725 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | GRIP LENGTH | 3.250 INCHES NOMINAL | | FEATURES PROVIDED | UNFINISHED HEAD | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND | | 1 GRADE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS35355-132 |
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