5306-01-169-0688, BOLT,INTERNAL WRENCHING

National Stock Number:
5306-01-169-0688

Federal Supply Class:
5306

National Item Identification Number:
011690688

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:

431B501 PIECE 2	01289	GENERAL ELECTRIC COMPANY
431B501PC23	01289	GENERAL ELECTRIC COMPANY
PL-7378E65 PIECE 143	01289	GENERAL ELECTRIC COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.500 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.500 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD DIAMETER	0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HEAD HEIGHT	0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A193 GR B16 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-1222 GR B16 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.625 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	F70A2E,FSCM 01289 MFR REF SINGLE TREATMENT RESPONSE THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	F70A2E,FSCM 01289 MFR REF SINGLE TREATMENT RESPONSE BEARING SURFACE OF HEAD
SURFACE TREATMENT	COPPER BEARING SURFACE OF HEAD
SURFACE TREATMENT	COPPER THREADS
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.000 INCHES NOMINAL
THREAD QUANTITY PER INCH	11
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.562 INCHES MINIMUM AND 0.565 INCHES MAXIMUM

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