|
|
|
National Stock Number:
5306-00-227-0921
Federal Supply Class:
5306
National Item Identification Number:
002270921
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:
| M1222B2N8C256SHNN | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-S-1222 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
|
Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 3.500 INCHES NOMINAL | | MATERIAL | STEEL COMP 410 OR | | STEEL COMP 416 OVERALL | | THREAD LENGTH | 1.250 INCHES MINIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-762 FED SPEC 1ST MATERIAL RESPONSE OR | | ASTM A582 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HEAD HEIGHT | 0.312 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.725 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | GRIP LENGTH | 2.250 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY MATL | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-1222 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | M1222B2N8C256SHNN |
|
|