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National Stock Number:
5305-00-021-1874
Federal Supply Class:
5305
National Item Identification Number:
000211874
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:
| 8060000102-13 | 57057 | NAVCOM DEFENSE ELECTRONICS, INC. | | 806000010213 | 57057 | NAVCOM DEFENSE ELECTRONICS, INC. |
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Techincal Specification:
| FASTENER LENGTH | 3.265 INCHES MINIMUM AND 3.297 INCHES MAXIMUM | | HEAD DIAMETER | 0.226 INCHES MAXIMUM | | HEAD HEIGHT | 0.096 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SHOULDER DIAMETER | 0.151 INCHES MINIMUM AND 0.156 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 2.650 INCHES MINIMUM AND 2.717 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SPECIAL FEATURES | UNDERCUT 0.034 IN. W 0.375 IN. FROM BEARING SURFACE OF HEAD AND POINT 0.062 IN. LG BY 0.093 IN. DIA | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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