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National Stock Number:
5305-01-371-6157
Federal Supply Class:
5305
National Item Identification Number:
013716157
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:
| 12705E-5C-5D | 56878 | SPS TECHNOLOGIES, LLC | | 67602-S-6-SLD | 51506 | ACCURATE SCREW MACHINE CORP | | SW33692-1 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS INC | | SW33692-1 | 98255 | DRS SUSTAINMENT SYSTEMS INC |
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Techincal Specification:
| FASTENER LENGTH | 0.6875 INCHES NOMINAL | | HEAD DIAMETER | 0.430 INCHES NOMINAL | | HEAD HEIGHT | 0.218 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PELLET THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-108 ASSN STD SINGLE MATERIAL RESPONSE AND QQ-S-637 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALLPLASTIC POLYAMIDE (NYLON) LOCKING FEATURE | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER DIAMETER | 0.3120 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 0.3125 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416A,CL 2,TY I FED SPEC 1ST TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.375 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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