5305-01-077-7901 SCREW,MACHINE Index 5305-01-077-7904 SETSCREW

National Stock Number:
5306-01-077-7903

Federal Supply Class:
5306

National Item Identification Number:
010777903

Description:
BOLT,INTERNAL WRENCHING

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.


Manufacturer Information:
9139M80P0507482GENERAL ELECTRIC COMPANY
9139M80P0806710VALLEY-TODECO, INC.
9139M80P0807482GENERAL ELECTRIC COMPANY
9139M80P0817446HUCK INTERNATIONAL, INC
9139M80P0827624SPS TECHNOLOGIES LLC
9139M80P0856878SPS TECHNOLOGIES, LLC
9139M80P0893907TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS


Techincal Specification:
FASTENER LENGTH1.120 INCHES MINIMUM AND 1.140 INCHES MAXIMUM
HEAD DIAMETER0.440 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
HEAD HEIGHT0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
HEAD STYLEBEVEL-CONICAL
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONC50TF13 CL-B,FSCM 07482 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH ACROSS FLATS0.266 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.610 INCHES NOMINAL
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNJF


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