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National Stock Number:
5306-01-073-3122
Federal Supply Class:
5306
National Item Identification Number:
010733122
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:
| 12283220 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| FASTENER LENGTH | 2.195 INCHES NOMINAL | | HARDNESS RATING | 35.0 ROCKWELL C NOMINAL OVERALL | | HEAD HEIGHT | 0.245 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 4140H OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER DIAMETER | 0.347 INCHES NOMINAL SECOND SHOULDER | | SHOULDER DIAMETER | 0.550 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER LENGTH | 1.015 INCHES NOMINAL SECOND SHOULDER | | SPECIAL FEATURES | MAGNETIC PARTICLE INSPECT PER SPEC MIL-I-6868 NO CRACKS ALLOWED | | WIDTH BETWEEN FLATS | 0.880 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.315 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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