5305-01-219-8883 SCREW,CAP,SOCKET HEAD Index 5305-01-219-8885 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-219-8884

Federal Supply Class:
5305

National Item Identification Number:
012198884

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:
CA21070-6-8HS29372HOWMET GLOBAL FASTENING SYSTEMS INC.
GS520CK6-0826512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
WIDTH ACROSS FLATS0.219 INCHES MINIMUM AND 0.222 INCHES MAXIMUM
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.635 INCHES MINIMUM AND 0.794 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.345 INCHES MINIMUM AND 1.365 INCHES MAXIMUM
HEAD DIAMETER0.490 INCHES MINIMUM AND 0.528 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8740 OR STEEL COMP 4140 OVERALL
PROPRIETARY CHARACTERISTICSPACS
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
SPECIAL FEATURESTHREADS TO BE DOUBLE LEAD


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