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National Stock Number:
5306-00-924-7770
Federal Supply Class:
5306
National Item Identification Number:
009247770
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:
| 178010-5 | 70143 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 178010-5 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.513 INCHES MINIMUM AND 0.531 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM | | FASTENER LENGTH | 0.335 INCHES MINIMUM AND 0.360 INCHES MAXIMUM | | FEATURES PROVIDED | CASEHARDENED AND FINISHED HEAD | | HEAD HEIGHT | 0.201 INCHES MINIMUM AND 0.215 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | LOCKING FEATURE | LOCKING TEETH BEARING SURFACE OF HEAD | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.335 INCHES MINIMUM AND 0.360 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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