5305-00-061-9134 SETSCREW Index 5305-00-061-9136 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-061-9135

Federal Supply Class:
5305

National Item Identification Number:
000619135

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:
CA2730-4-1429372HOWMET GLOBAL FASTENING SYSTEMS INC.


Techincal Specification:
FASTENER LENGTH1.333 INCHES NOMINAL
HEAD DIAMETER0.3742 INCHES MINIMUM AND 0.3747 INCHES MAXIMUM
HEAD HEIGHT0.253 INCHES MINIMUM AND 0.273 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE
WIDTH ACROSS FLATS0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONZC0035 FSCM 29372 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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