Part Details | MACHINE BOLT
5306-01-185-2031 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.
Alternate Parts: 81344293N, 81344293, P12615956N, 81344293N, 5306-01-185-2031, 01-185-2031, 5306011852031, 011852031
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 26, 1984 | 01-185-2031 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5306-01-185-2031
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 81344293N | 82796 | COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE |
| 81344293 | 82796 | COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE |
| P12615956N | 82796 | COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE |
| 81344293N | 7PZX0 | FAIRBANKS MORSE, LLC |
Technical Data | NSN 5306-01-185-2031
| Characteristic | Specifications |
|---|---|
| HEAD STYLE | HEXAGON |
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 1.375 INCHES |
| THREAD QUANTITY PER INCH | 5 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 3.930 INCHES MINIMUM AND 3.970 INCHES MAXIMUM |
| FASTENER LENGTH | 4.780 INCHES MINIMUM AND 5.220 INCHES MAXIMUM |
| HEAD HEIGHT | 1.054 INCHES MINIMUM AND 1.196 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 2.538 INCHES MINIMUM AND 2.625 INCHES MAXIMUM |
| GRIP LENGTH | 1.210 INCHES MINIMUM AND 1.290 INCHES MAXIMUM |
| FEATURES PROVIDED | FINISHED HEAD |