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National Stock Number:
5305-01-118-4900
Federal Supply Class:
5305
National Item Identification Number:
011184900
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 1870513 | 16764 | GENERAL MOTORS CORP DELCO REMY DIV | | 1870513 | 1LW55 | BORGWARNER PDS (ANDERSON), L.L.C. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.680 INCHES MINIMUM | | FASTENER LENGTH | 0.859 INCHES MINIMUM AND | | 0.891 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | DICHROMATE ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM4342-M CODE 30 D 72 FSCM 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.1875 INCHES MINIMUM AND | | 0.1900 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 1LW55 | | DESIGN CONTROL REFERENCE | 1870513 |
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