5310-01-201-8423 WASHER,RECESSED Index 5305-01-201-8425 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-201-8424

Federal Supply Class:
5305

National Item Identification Number:
012018424

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:
8049892-00158259BALLISTIC MISSILE OFFICE /AFSC/
X8049892-00158259BALLISTIC MISSILE OFFICE /AFSC/


Techincal Specification:
FASTENER LENGTH0.282 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.073 INCHES NOMINAL
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION1351C01-6 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.073 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION171 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNRF
THREAD QUANTITY PER INCH72
WIDTH BETWEEN FLATS0.118 INCHES NOMINAL


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