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National Stock Number: 5306-00-206-6369
Federal Supply Class: 5306
National Item Identification Number: 002066369
Description: BOLT,RIBBED SHOULDER
Detail: An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also BOLT, RIBBED NECK.
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Manufacturer Information:
7606446 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.016 INCHES NOMINAL | FASTENER LENGTH | 2.469 INCHES NOMINAL | HEAD DIAMETER | 0.750 INCHES NOMINAL | HEAD HEIGHT | 0.156 INCHES NOMINAL | HEAD STYLE | PAN | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | STEEL COMP 1117 OVERALL | NOMINAL THREAD DIAMETER | 0.375 INCHES | RIB LENGTH | 0.172 INCHES NOMINAL | RIB MAJOR DIAMETER | 0.443 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | RIB QUANTITY | 32 | SHOULDER DIAMETER | 0.2850 INCHES NOMINAL FIRST SHOULDER | SHOULDER LENGTH | 0.188 INCHES NOMINAL FIRST SHOULDER | SHOULDER SHAPE | RIBBED FIRST SHOULDER | SURFACE TREATMENT | ZINC OVERALL | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 2.219 INCHES MINIMUM | THREAD QUANTITY PER INCH | 16 | THREAD SERIES DESIGNATOR | UNC |
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