NSN 5310-00-181-6821
Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT
5310-00-181-6821 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: 6859746428, 6859746-428, SL7004C428, 6859746428, 6859746-428, SL7004C428, SL700C428, 5310-00-181-6821, 00-181-6821, 5310001816821, 001816821
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 03, 1970 | 00-181-6821 | 29729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON
Cross Reference | NSN 5310-00-181-6821
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6859746-428 | 73342 | ALLISON TRANSMISSION, INC. |
| SL7004C428 | 52828 | REPUBLIC FASTENER MFG. CORPDBA ARCONIC FASTENING SYSTEMS AND |
| 6859746-428 | 63005 | ROLLS-ROYCE CORPORATION |
| SL7004C428 | 11815 | SPS TECHNOLOGIES, LLCDBA CHERRY AEROSPACE DIV |
| SL700C428 | 11815 | SPS TECHNOLOGIES, LLCDBA CHERRY AEROSPACE DIV |
Technical Data | NSN 5310-00-181-6821
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | DOUBLE HEXAGON |
| WASHER OUTSIDE DIAMETER | 0.431 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.317 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| WASHER THICKNESS | 0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| PRECIOUS MATERIAL | SILVER |
