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National Stock Number:
5306-00-974-9533
Federal Supply Class:
5306
National Item Identification Number:
009749533
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:
| 20X863 | 3D6E9 | MERITOR INDUSTRIAL PRODUCTS, LLC | | 20X863 | 78500 | MERITOR HEAVY VEHICLE SYSTEMS, LLC | | FR25087-3 | 18990 | EAGLE CRUSHER CO INC |
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Techincal Specification:
| DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS | 0.750 INCHES NOMINAL | | FASTENER LENGTH | 3.680 INCHES NOMINAL | | HEAD DIAMETER | 1.380 INCHES NOMINAL | | HEAD HEIGHT | 0.320 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.938 INCHES | | NONSTANDARD THREAD PITCH DIAMETER | +0.8780 TO 0.8830 INCHES | | RIB LENGTH | 0.500 INCHES NOMINAL | | RIB MAJOR DIAMETER | 1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM | | RIB QUANTITY | 50 | | SHOULDER DIAMETER | 1.020 INCHES MINIMUM AND 1.025 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER DIAMETER | 1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER LENGTH | 0.500 INCHES NOMINAL SECOND SHOULDER | | SHOULDER LENGTH | 0.750 INCHES NOMINAL FIRST SHOULDER | | THREAD DIRECTION | LEFT-HAND | | THREAD LENGTH | 1.560 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES DESIGNATOR | UNS |
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