Part Details | RIBBED NECK BOLT
5306-00-139-7078 A headed externally threaded fastener whose threaded portion is of one nominal diameter with a series of longitudinal ribs, splines or serrations on all or part of the unthreaded portion. See also BOLT, RIBBED SHOULDER.
Alternate Parts: 64A98C5052, 64A98C505-2, 64A98C5052, 64A98C505-2, 5306-00-139-7078, 00-139-7078, 5306001397078, 001397078
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 10, 1971 | 00-139-7078 | 15940 ( BOLT, RIBBED NECK ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
Cross Reference | NSN 5306-00-139-7078
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 64A98C505-2 | 11201 | DEVAL CORPORATION |
| 64A98C505-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
Technical Data | NSN 5306-00-139-7078
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.000 INCHES MINIMUM |
| FASTENER LENGTH | 2.000 INCHES NOMINAL |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.718 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| HEAD HEIGHT | 0.187 INCHES NOMINAL |
| RIB MAJOR DIAMETER | 0.510 INCHES MINIMUM AND 0.525 INCHES MAXIMUM |
| RIB LENGTH | 0.593 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |