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National Stock Number:
5306-01-165-1276
Federal Supply Class:
5306
National Item Identification Number:
011651276
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:
| 74255637 | 0AHU0 | KALMAR AC INC | | 74255637-6 | 0AHU0 | KALMAR AC INC |
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Techincal Specification:
| FASTENER LENGTH | 1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM | | HEAD DIAMETER | 0.491 INCHES MINIMUM AND 0.499 INCHES MAXIMUM | | HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM | | HEAD STYLE | ROOF | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GRADE 8 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SHOULDER DIAMETER | 0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.282 INCHES MINIMUM AND 0.342 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | RIBBED FIRST SHOULDER | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.970 INCHES MINIMUM AND 1.061 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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