NSN 5310-00-449-2921
Part Details | HEXAGON SELF-LOCKING NUT
5310-00-449-2921 A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
Alternate Parts: 79U040, 79U040, SMB3893003, SMB389300-3, 5310-00-449-2921, 00-449-2921, 5310004492921, 004492921
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-449-2921 | 05277 ( NUT, SELF-LOCKING, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5310-00-449-2921
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 79U040 | 019L2 | FITZ AEROSPACE, LLCDBA ESNA |
| 79U040 | 72962 | HARVARD INDUSTRIES INC |
| SMB389300-3 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 5310-00-449-2921
| Characteristic | Specifications |
|---|---|
| THREAD DIRECTION | RIGHT-HAND |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3B |
| NUT HEIGHT | 0.375 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.500 INCHES NOMINAL |