5306-01-263-8116, BOLT,INTERNAL WRENCHING

5306-01-263-8115 BOLT,INTERNAL WRENCHING

5306-01-263-8117 BOLT,INTERNAL WRENCHING

National Stock Number:
5306-01-263-8116

Federal Supply Class:
5306

National Item Identification Number:
012638116

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:

MS20008-57	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS20008H-57	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS20008H57	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	4.359 INCHES MINIMUM AND 4.389 INCHES MAXIMUM
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER	0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM
HEAD HEIGHT	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
HEAD STYLE	BEVEL-CONICAL
HOLE CONFIGURATION STYLE	ROUND INTERNAL HEXAGON
HOLE DIAMETER	0.055 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
HOLE QUANTITY	4
HOLE TYPE	DRILLED
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.500 INCHES
WIDTH ACROSS FLATS	0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
SURFACE FINISH	32.0 MICROINCHES GRIP
SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.787 INCHES MINIMUM AND 0.837 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNF

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