5306-01-025-4796, BOLT,INTERNAL WRENCHING

National Stock Number:
5306-01-025-4796

Federal Supply Class:
5306

National Item Identification Number:
010254796

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:

3141

26136

KEARFLEX ENGINEERING COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.100 INCHES NOMINAL
FASTENER LENGTH	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.068 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
HEAD DIAMETER	0.128 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
HEAD HEIGHT	0.125 INCHES NOMINAL
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER	0.086 INCHES
SPECIAL FEATURES	ONE 0.031 IN. DIA CONSENTRIC HOLE ALONG THE LONGITUDIAL CENTERLINE
SURFACE FINISH	32.0 MICROINCHES TOP OF HEAD
SURFACE FINISH	42.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD LENGTH	0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	56
WIDTH ACROSS FLATS	0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM

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