Part Details | SQUARE NECK BOLT
5306-00-057-2507 A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.
Alternate Parts: B18.5, ASMEB18.5, ASME-B18.5, 240027, MS3575121, MS35751-21, MS3575120, MS35751-20, 5306-00-057-2507, 00-057-2507, 5306000572507, 000572507
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1961 | 00-057-2507 | 15939 ( BOLT, SQUARE NECK ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
Cross Reference | NSN 5306-00-057-2507
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| B18.5 | 80204 | AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED |
| ASME-B18.5 | 05047 | AMERICAN SOCIETY OF MECHANICALENGINEERS, THE |
| 240027 | 2S125 | HILLMAN GROUP INC THE |
| MS35751-21 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS35751-20 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5306-00-057-2507
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.750 INCHES MINIMUM |
| FASTENER LENGTH | 2.219 INCHES MINIMUM AND 2.281 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 7 DISHED HEXAGON |
| HEAD DIAMETER | 0.563 INCHES MINIMUM AND 0.594 INCHES MAXIMUM |
| HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| NECK LENGTH | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| NECK WIDTH | 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |