5305-01-049-0618 SCREW,MACHINE Index 5306-01-049-0621 BOLT,INTERNAL WRENCHING

National Stock Number:
5306-01-049-0620

Federal Supply Class:
5306

National Item Identification Number:
010490620

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:
577R005H7504729UNICORP.
577R005H7517446HUCK INTERNATIONAL, INC
D791519-750HDW7HUCK INTERNATIONAL, INC.
D791519-7517446HUCK INTERNATIONAL, INC
577R005H7558794FASTENER TECHNOLOGY CORP
577R005H7597942NORTHROP GRUMMAN SYSTEMS CORPORATION
P71-1032-1-004729UNICORP.
FTC7280-H7558794FASTENER TECHNOLOGY CORP
D791519-7572914GRIMES AEROSPACE COMPANY
D791519-7597928HUCK INTL INC


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.470 INCHES MINIMUM AND
0.490 INCHES MAXIMUM
FASTENER LENGTH0.990 INCHES MINIMUM AND
1.010 INCHES MAXIMUM
MATERIALSTEEL COMP 8740 OR
STEEL COMP 4130 OR
STEEL COMP 4140 OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.275 INCHES MAXIMUM
HEAD HEIGHT0.190 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND
0.158 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.145 INCHES MINIMUM AND
0.149 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.500 INCHES MINIMUM AND
0.540 INCHES MAXIMUM


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