5306-00-269-1197, BOLT,MACHINE

National Stock Number:
5306-00-269-1197

Federal Supply Class:
5306

National Item Identification Number:
002691197

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Manufacturer Information:

M2089F	0138N	ROSENBAUER INTERNATIONAL AG
M2089F	61208	TWIN DISC, INCORPORATED

Techincal Specification:

EXTENDED WASHER DIAMETER	0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
FASTENER LENGTH	0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	43.0 ROCKWELL C MINIMUM OVERALL
HEAD HEIGHT	0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.375 INCHES
WIDTH BETWEEN FLATS	0.370 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.880 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	16

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