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National Stock Number:
5305-00-917-8283
Federal Supply Class:
5305
National Item Identification Number:
009178283
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:
| 03P219325 | 98738 | HERLEY CHICAGO DBA STEWART WARNER ELECTRONICS | | 8493203-1 | 11447 | L3 TECHNOLOGIES, INC. | | 8493203-1 | 49671 | LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES |
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Techincal Specification:
| FASTENER LENGTH | 0.247 INCHES MINIMUM AND 0.257 INCHES MAXIMUM | | HEAD DIAMETER | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM | | HEAD HEIGHT | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.060 INCHES | | SHOULDER DIAMETER | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 80 |
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