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National Stock Number:
5305-01-606-5520
Federal Supply Class:
5305
National Item Identification Number:
016065520
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:
| 13480813 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 13480813 | 32865 | DRS NETWORK & IMAGING SYSTEMS LLC |
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Techincal Specification:
| CHAMFER ANGLE | 45.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.313 INCHES MINIMUM AND 0.317 INCHES MAXIMUM | | HEAD DIAMETER | 0.120 INCHES NOMINAL | | HEAD HEIGHT | 0.050 INCHES NOMINAL | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643, STAINLESS STEEL 17-4 PH ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SPECIAL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.060 INCHES | | SHOULDER DIAMETER | 0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | WIDTH ACROSS FLATS | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | THREAD LENGTH | 0.095 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 80 | | THREAD SERIES DESIGNATOR | UNF |
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