NSN 5310-01-137-8981
Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT
5310-01-137-8981 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
Alternate Parts: H506758, H50675-8, ST3M7378, ST3M737-8, LH123438, LH12343-8, 78351820, 78351-820, 5310-01-137-8981, 01-137-8981, 5310011378981, 011378981
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 04, 1982 | 01-137-8981 | 29729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON
Cross Reference | NSN 5310-01-137-8981
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| H50675-8 | 15653 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| ST3M737-8 | 76301 | BOEING COMPANY, THEDBA BOEING |
| LH12343-8 | 72962 | HARVARD INDUSTRIES INC |
| 78351-820 | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
Technical Data | NSN 5310-01-137-8981
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| HARDNESS RATING | 45.0 ROCKWELL C MAXIMUM |
| NUT STYLE | DOUBLE HEXAGON |
| WASHER OUTSIDE DIAMETER | 0.880 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.578 INCHES MAXIMUM |
| WASHER THICKNESS | 0.090 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT MAXIMUM |