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National Stock Number:
5306-00-426-6420
Federal Supply Class:
5306
National Item Identification Number:
004266420
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.
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Manufacturer Information:
| 9B8739 | 11083 | CATERPILLAR INC | | P2190 | 18265 | DONALDSON COMPANY, INC. | | P2199 | 18265 | DONALDSON COMPANY, INC. |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 5.000 INCHES NOMINAL | | MATERIAL | STEEL COMP 1006 OR | | STEEL COMP 1010 OVERALL | | THREAD LENGTH | 1.250 INCHES MINIMUM | | HEAD STYLE | SQUARE | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-11310 MIL SPEC ALL MATERIAL RESPONSES OVERALL | | HARDNESS RATING | 56.2 ROCKWELL B NOMINAL OVERALL | | MINIMUM YIELD STRENGTH | 41000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.188 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL | | GRIP LENGTH | 3.750 INCHES NOMINAL | | FEATURES PROVIDED | UNFINISHED HEAD | | SPECIAL FEATURES | 1 WING NUT,1 WASHER |
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