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National Stock Number:
5305-01-234-6325
Federal Supply Class:
5305
National Item Identification Number:
012346325
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:
| 326751 | 62983 | EATON AEROSPACE, LLC |
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Techincal Specification:
| FASTENER LENGTH | 1.174 INCHES MINIMUM AND 1.205 INCHES MAXIMUM | | HEAD DIAMETER | 0.419 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | HEAD HEIGHT | 0.213 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | STRIP THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | VS 1-4-2-3,CAGE62983 MFR REF SINGLE MATERIAL RESPONSE FASTENER | | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURECADMIUM FASTENER | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER DIAMETER | 0.182 INCHES MINIMUM FIRST SHOULDER AND 0.193 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.747 INCHES MINIMUM FIRST SHOULDER AND 0.753 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | VS-1-3-1-22,CAGE62983 MFR REF SINGLE TREATMENT RESPONSE FASTENER | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.252 INCHES MINIMUM AND 0.447 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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