Part Details | SQUARE NECK BOLT
5306-00-021-8180 A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.
Alternate Parts: 218180, MS3575449, MS35754-49, 5306-00-021-8180, 00-021-8180, 5306000218180, 000218180
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-021-8180 | 15939 ( BOLT, SQUARE NECK ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
Cross Reference | NSN 5306-00-021-8180
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 218180 | 24617 | GENERAL MOTORS CORP |
| MS35754-49 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5306-00-021-8180
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| THREAD QUANTITY PER INCH | 11 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.500 INCHES MINIMUM |
| FASTENER LENGTH | 2.375 INCHES MINIMUM AND 2.625 INCHES MAXIMUM |
| MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 0 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 1.063 INCHES MINIMUM AND 1.147 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| NECK LENGTH | 0.456 INCHES MINIMUM AND 0.506 INCHES MAXIMUM |
| NECK WIDTH | 0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |