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National Stock Number:
5305-01-073-7998
Federal Supply Class:
5305
National Item Identification Number:
010737998
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 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 designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 12286201 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 3-100-169-01 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.409 INCHES MINIMUM AND 0.414 INCHES MAXIMUM | | HARDNESS RATING | 62.9 ROCKWELL A MINIMUM AND 69.0 ROCKWELL A MAXIMUM OVERALL | | HEAD HEIGHT | 0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SHOULDER DIAMETER | 0.190 INCHES MINIMUM AND 0.191 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.119 INCHES MINIMUM AND 0.123 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | WIDTH BETWEEN FLATS | 0.276 INCHES MINIMUM AND 0.282 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.125 INCHES MINIMUM AND 0.142 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 36 | | THREAD SERIES DESIGNATOR | UNJ |
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