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National Stock Number:
5306-00-079-1956
Federal Supply Class:
5306
National Item Identification Number:
000791956
Description:
BOLT,RIBBED NECK
Detail:
A HEADED EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER WITH A SERIES OF LONGITUDINAL RIBS, SPLINES OR SERRATIONS ON ALL OR PART OF THE UNTHREADED PORTION. SEE ALSO BOLT, RIBBED SHOULDER.
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Manufacturer Information:
| 11602279 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 1.310 INCHES NOMINAL | | HEAD HEIGHT | 0.160 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 1335 OR STEEL COMP 1340 OVERALL | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | RIB LENGTH | 0.120 INCHES NOMINAL | | RIB MAJOR DIAMETER | 0.468 INCHES MINIMUM AND 0.475 INCHES MAXIMUM | | RIB QUANTITY | 28 | | WIDTH BETWEEN FLATS | 0.620 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE3,CLASS3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | ZINC AND PHOSPHATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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