5310-00-774-7377 WASHER,LOCK Index 4710-00-774-7429 TUBE ASSEMBLY,METAL

National Stock Number:
5305-00-774-7390

Federal Supply Class:
5305

National Item Identification Number:
007747390

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.


Manufacturer Information:
8599264-47824617GENERAL MOTORS CORP
8599264-47899974DELCO ELECTRONICS CORP DELCO SYSTEMS OPNS


Techincal Specification:
FASTENER LENGTH1.750 INCHES NOMINAL
HEAD DIAMETER0.438 INCHES MAXIMUM
HEAD HEIGHT0.312 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF
WIDTH ACROSS FLATS0.220 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.750 INCHES MAXIMUM


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