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National Stock Number:
5305-00-879-3266
Federal Supply Class:
5305
National Item Identification Number:
008793266
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:
| 6863258 | 73342 | ALLISON TRANSMISSION INC | | EU11794 | K0680 | ROLLS-ROYCE AIRLINES |
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Techincal Specification:
| FASTENER LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HARDNESS RATING | 286.0 BRINELL STANDARD NOMINAL OVERALL | | HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SHOULDER DIAMETER | 0.186 INCHES MINIMUM AND 0.189 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.064 INCHES MINIMUM AND 0.084 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES MINIMUM AND 0.290 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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