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National Stock Number:
5305-00-508-2946
Federal Supply Class:
5305
National Item Identification Number:
005082946
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:
| 844456 | 19315 | HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS | | 844456 | 64547 | HONEYWELL INTERNATIONAL, INC | | 844456 | 83298 | ALLIED SIGNAL INC AEROSPACE EQUIPMENT SYSTEMS EATONTOWN SITE |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.531 INCHES NOMINAL | | HEAD DIAMETER | 0.531 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | E-8740-1,FSCM 19315 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHOULDER DIAMETER | 0.368 INCHES MINIMUM AND 0.370 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.112 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SPECIAL FEATURES | THD RELIEVED GROOVE 0.062 IN. BY 0.250 IN. DIA | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NO. 3,FSCM 19315 MFR REF ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.219 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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