NSN 5310-00-272-6421
Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT
5310-00-272-6421 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: SS508112, SS5081-12, SS508112, SS5081-12, 5310-00-272-6421, 00-272-6421, 5310002726421, 002726421
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-272-6421 | 29729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON
Cross Reference | NSN 5310-00-272-6421
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SS5081-12 | 78286 | SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY |
| SS5081-12 | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
Technical Data | NSN 5310-00-272-6421
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| HARDNESS RATING | RCB36.0 ROCKWELL C MAXIMUM AND 45.0 ROCKWELL C MAXIMUM |
| NUT STYLE | DOUBLE HEXAGON |
| WASHER OUTSIDE DIAMETER | 1.215 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.796 INCHES MAXIMUM |
| WASHER THICKNESS | 0.185 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |