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National Stock Number:
5306-01-399-7019
Federal Supply Class:
5306
National Item Identification Number:
013997019
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:
| 123-4645276 ITEM 4 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 1.750 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.190 INCHES NOMINAL | | FASTENER LENGTH | 2.630 INCHES NOMINAL | | HEAD HEIGHT | 0.810 INCHES NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | NOMINAL THREAD DIAMETER | 1.375 INCHES | | SPECIAL FEATURES | 1 HOLE IN THREADS 0.281 IN. DIA; UNTHREADED PORTION OF BOLT AT END 1.120 IN. DIA BY 1.060 LG | | WIDTH BETWEEN FLATS | 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.570 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 6 |
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