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National Stock Number:
5306-00-569-8847
Federal Supply Class:
5306
National Item Identification Number:
005698847
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:
| 3AX1109 | 76040 | MACK TRUCKS INC PARTS OPN | | 7365490 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 8.120 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 6.875 INCHES NOMINAL | | HARDNESS RATING | 258.0 BRINELL HULTGREN MINIMUM AND 311.0 BRINELL HULTGREN MAXIMUM OVERALL | | HEAD HEIGHT | 0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 1137 OR STEEL COMP 1139 OR STEEL COMP 1140 OR STEEL COMP 1141 OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | WIDTH BETWEEN FLATS | 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.250 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNF |
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