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National Stock Number:
5306-01-432-9779
Federal Supply Class:
5306
National Item Identification Number:
014329779
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:
| ST-504 | 1GD20 | RELIABLE TOOL & MACHINE COMPANY INC. | | ST-5404 | 1GD20 | RELIABLE TOOL & MACHINE COMPANY INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.297 INCHES MINIMUM | | FASTENER LENGTH | 2.094 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429, GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | | HEAD STYLE | FLAT FILLISTER | | HEAD DIAMETER | 0.785 INCHES NOMINAL | | HEAD HEIGHT | 0.656 INCHES NOMINAL | | SHOULDER SHAPE | RIBBED FIRST SHOULDER | | SHOULDER DIAMETER | 0.606 INCHES MINIMUM AND | | 0.612 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.656 INCHES NOMINAL FIRST SHOULDER | | RIB QUANTITY | 1 |
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