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National Stock Number:
5306-01-247-7599
Federal Supply Class:
5306
National Item Identification Number:
012477599
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:
| MS21134-05040 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | MS21134-05040 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.041 INCHES MINIMUM AND | | 3.071 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4140 OR | | STEEL COMP 4340 OR | | STEEL COMP 6150 OR | | STEEL COMP 8740 OVERALL | | THREAD LENGTH | 0.541 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.3125 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5620 MIL SPEC 1ST MATERIAL RESPONSE OR | | MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR | | MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OR | | MIL-S-8503 MIL SPEC 4TH MATERIAL RESPONSE AND | | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 11,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND | | 43.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 11000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.266 INCHES MINIMUM AND | | 0.267 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.360 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.575 INCHES MINIMUM AND | | 0.585 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.036 INCHES MINIMUM AND | | 0.055 INCHES MAXIMUM | | GRIP LENGTH | 2.490 INCHES MINIMUM AND | | 2.510 INCHES MAXIMUM |
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