NSN 5310-01-056-8763
Part Details | DOUBLE HEXAGON SELF-LOCKING NUT
5310-01-056-8763 A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.
Alternate Parts: H523704, H52370-4, ST3M7494, ST3M749-4, 78238428, 78238-428, 5310-01-056-8763, 01-056-8763, 5310010568763, 010568763
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 03, 1978 | 01-056-8763 | 05276 ( NUT, SELF-LOCKING, DOUBLE HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5310-01-056-8763
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| H52370-4 | 15653 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| ST3M749-4 | 76301 | BOEING COMPANY, THEDBA BOEING |
| 78238-428 | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
Technical Data | NSN 5310-01-056-8763
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| NUT HEIGHT | 0.238 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.120 INCHES MAXIMUM |
| BEARING SURFACE TYPE | CHAMFERED |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| SPECIAL FEATURES | NUT IS CASTELLATED WITH SIX SLOTS EQUALLY SPACED 0.090 IN. W,0.091 DEEP |