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National Stock Number:
5306-01-487-7786
Federal Supply Class:
5306
National Item Identification Number:
014877786
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:
| 5306PL1504594 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | NAS1578A4T22 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.763 INCHES MINIMUM AND | | 1.793 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 AND | | STEEL COMP 4340 AND | | STEEL COMP 8740 OVERALL | | THREAD LENGTH | 0.403 INCHES NOMINAL | | HEAD STYLE | PAN NO. 2 | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE AND | | AMS6415 ASSN STD 2ND MATERIAL RESPONSE AND | | MIL-S-5000 MIL SPEC 3RD MATERIAL RESPONSE AND | | MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | Q-P-416, TYPE II, CLASS 2 FED SPEC 13TH TREATMENT RESPONSE OVERALL | | HEAD DIAMETER | 0.477 INCHES MINIMUM AND | | 0.492 INCHES MAXIMUM | | HEAD HEIGHT | 0.140 INCHES MINIMUM AND | | 0.150 INCHES MAXIMUM | | GRIP LENGTH | 1.365 INCHES MINIMUM AND | | 1.385 INCHES MAXIMUM | | GRIP DIAMETER | 0.248 INCHES MINIMUM AND | | 0.249 INCHES MAXIMUM |
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