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National Stock Number: 5306-01-269-6254
Federal Supply Class: 5306
National Item Identification Number: 012696254
Description: BOLT,SHOULDER
Detail: An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.
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Manufacturer Information:
45621-10 | 31272 | ANCRA INTERNATIONAL LLC | 5306PL1504541 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH |
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Techincal Specification:
FASTENER LENGTH | 0.677 INCHES MINIMUM AND 0.765 INCHES MAXIMUM | HEAD HEIGHT | 0.160 INCHES NOMINAL | HEAD STYLE | HEXAGON | MATERIAL | STEEL COMP 4130 OVERALL | PROPRIETARY CHARACTERISTICS | PACS | NOMINAL THREAD DIAMETER | 0.312 INCHES | SHOULDER DIAMETER | 0.370 INCHES MINIMUM FIRST SHOULDER AND 0.376 INCHES MAXIMUM FIRST SHOULDER | SHOULDER LENGTH | 0.200 INCHES MINIMUM FIRST SHOULDER AND 0.205 INCHES MAXIMUM FIRST SHOULDER | SHOULDER SHAPE | ROUND FIRST SHOULDER | SPECIAL FEATURES | DRI-LUBE COATING 0.0002-0.0005 THICK PER MIL-L-8937. OPTIONAL MATERIAL; 41L40 ALLOY STEEL | WIDTH BETWEEN FLATS | 0.625 INCHES NOMINAL | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.477 INCHES MINIMUM AND 0.560 INCHES MAXIMUM | THREAD QUANTITY PER INCH | 24 | THREAD SERIES DESIGNATOR | UNF |
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