5305-00-464-2698 SCREW,CLOSE TOLERANCE Index 5310-00-464-2739 WASHER,FLAT

National Stock Number:
5305-00-464-2699

Federal Supply Class:
5305

National Item Identification Number:
004642699

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:
10125315A486GNIMIKKEISTOKESKUS NCB FINLAND
68D261295-201176301THE BOEING COMPANY
NAS1352-08-1080205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.547 INCHES MINIMUM AND
0.641 INCHES MAXIMUM
FASTENER LENGTH0.609 INCHES MINIMUM AND
0.641 INCHES MAXIMUM
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.262 INCHES MINIMUM AND
0.270 INCHES MAXIMUM
HEAD HEIGHT0.159 INCHES MINIMUM AND
0.164 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.141 INCHES MINIMUM AND
0.143 INCHES MAXIMUM


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