5305-01-113-1272 SCREW,SELF-LOCKING Index 5306-01-113-1274 BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5305-01-113-1273

Federal Supply Class:
5305

National Item Identification Number:
011131273

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:
2585164-30780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.344 INCHES MINIMUM AND
0.500 INCHES MAXIMUM
FASTENER LENGTH0.469 INCHES MINIMUM AND
0.500 INCHES MAXIMUM
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEPAN
HEAD DIAMETER0.716 INCHES MINIMUM AND
0.740 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND
0.261 INCHES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
LOCKING FEATUREPATCH OR
STRIP THREADS


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