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National Stock Number:
5306-01-021-3721
Federal Supply Class:
5306
National Item Identification Number:
010213721
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:
| 128C601D004C06A | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.766 INCHES MINIMUM AND | | 0.812 INCHES MAXIMUM | | MATERIAL | STEEL COMP 431 OVERALL | | THREAD LENGTH | 0.438 INCHES MINIMUM AND | | 0.515 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | TT-E-529 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ENAMEL OVERALL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.140 INCHES MINIMUM AND | | 0.172 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | GRIP LENGTH | 0.297 INCHES MINIMUM AND | | 0.328 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | COLOR OLIVE DRAB FED STD 595 NO. 24064 | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 97942 | | DESIGN CONTROL REFERENCE | 128C601D004C06A |
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