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National Stock Number:
5306-01-084-1137
Federal Supply Class:
5306
National Item Identification Number:
010841137
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:
| ST2120-060 | 77445 | RTX CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.875 INCHES NOMINAL | | MATERIAL | TITANIUM ALLOY OVERALL | | THREAD LENGTH | 0.630 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | HEAD HEIGHT | 0.115 INCHES MINIMUM AND | | 0.135 INCHES MAXIMUM | | HEAD LENGTH | 0.420 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.210 INCHES MINIMUM AND | | 0.220 INCHES MAXIMUM | | CHAMFER ANGLE | 45.0 DEGREES MINIMUM AND | | 47.0 DEGREES MAXIMUM | | ASKEWED HEAD ANGLE | 30.0 DEGREES MINIMUM AND | | 50.0 DEGREES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | ST2120-060 |
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