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National Stock Number:
5306-00-066-7781
Federal Supply Class:
5306
National Item Identification Number:
000667781
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:
| 482886 | 77445 | RTX CORPORATION | | 482886 | J1695 | KITO MFG CO. LTD | | 482886 | S0254 | KITO MFG CO. LTD |
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Techincal Specification:
| FASTENER LENGTH | 0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM | | HARDNESS RATING | 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8740 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.318 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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