5306-01-134-1962, BOLT,MACHINE

3040-01-134-1960 HOUSING,MECHANICAL DRIVE

5306-01-134-1963 BOLT,MACHINE

National Stock Number:
5306-01-134-1962

Federal Supply Class:
5306

National Item Identification Number:
011341962

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:

2179564	77445	RTX CORPORATION
2179564	92215	HOWMET GLOBAL FASTENING SYSTEMS INC

Techincal Specification:

EXTENDED WASHER DIAMETER	0.428 INCHES MINIMUM AND 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM0.448 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM0.060 INCHES MINIMUM
FASTENER LENGTH	0.740 INCHES MINIMUM AND 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM0.760 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEADFINISHED HEAD
GRIP LENGTH	0.280 INCHES MINIMUM AND 0.280 INCHES MINIMUM AND 0.355 INCHES MAXIMUM0.355 INCHES MAXIMUM
HEAD HEIGHT	0.293 INCHES MINIMUM AND 0.293 INCHES MINIMUM AND 0.313 INCHES MAXIMUM0.313 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLEDOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES0.250 INCHES
WIDTH BETWEEN FLATS	0.312 INCHES NOMINAL0.312 INCHES NOMINAL
SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH	32.0 MICROINCHES GRIP32.0 MICROINCHES GRIP
THREAD CLASS	3A3A
THREAD DIRECTION	RIGHT-HANDRIGHT-HAND
THREAD LENGTH	0.385 INCHES MINIMUM AND 0.385 INCHES MINIMUM AND 0.480 INCHES MAXIMUM0.480 INCHES MAXIMUM
THREAD QUANTITY PER INCH	2828
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF)

Click here to Register for Free 30-day Trial