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National Stock Number:
5306-01-228-0550
Federal Supply Class:
5306
National Item Identification Number:
012280550
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:
| 523409 | 0K9M4 | HADCO ENGINEERING INC | | 523409 | 65635 | AXELINE INDUSTRIES INC |
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Techincal Specification:
| FASTENER LENGTH | 2.250 INCHES MINIMUM AND 2.282 INCHES MAXIMUM | | HARDNESS RATING | 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.281 INCHES MINIMUM AND 0.291 INCHES MAXIMUM | | HEAD DIAMETER | 1.125 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SHOULDER DIAMETER | 0.871 INCHES MINIMUM AND 0.877 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 1.013 INCHES MINIMUM AND 1.141 INCHES MAXIMUM FIRST SHOULDER | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 16 |
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