Part Details | MACHINE BOLT
5306-01-158-3872 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: M24240320820, M24240/3-20820, MILS242403, MIL-S-24240/3, 5306-01-158-3872, 01-158-3872, 5306011583872, 011583872
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 22, 1983 | 01-158-3872 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON EXTENDED WASHER
Cross Reference | NSN 5306-01-158-3872
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| M24240/3-20820 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-S-24240/3 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 5306-01-158-3872
| Characteristic | Specifications |
|---|---|
| HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER |
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 13 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.891 INCHES MINIMUM AND 1.953 INCHES MAXIMUM |
| FASTENER LENGTH | 2.500 INCHES NOMINAL |
| HEAD HEIGHT | 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.495 INCHES MINIMUM AND 0.503 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| FEATURES PROVIDED | FINISHED HEAD |