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National Stock Number:
5306-00-121-8232
Federal Supply Class:
5306
National Item Identification Number:
001218232
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:
| 308742 | 1UVT5 | BRP US INC | | 308742 | 21119 | EVINRUDE MOTORS PRODUCT GROUP OF OUTBOARD MARINE CORP | | 308742 | 32195 | OUTBOARD MARINE CORP JOHNSON MOTORS DIV | | 308742 | 80256 | OUTBOARD MARINE CORP | | 308742 | U1621 | SIMPSON-LAWRENCE LTD JOHNSON AND EVI RUDE OUTBOARD MOTORS |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM | | FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | FEATURES PROVIDED | UNFINISHED HEAD | | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.220 INCHES MINIMUM AND 0.222 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1038 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.619 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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