NSN 5310-00-138-4261
Part Details | HEXAGON SELF-LOCKING NUT
5310-00-138-4261 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: LS1290699, LS12906-99, MS21044B4, MS21044B4, 5310-00-138-4261, 00-138-4261, 5310001384261, 001384261
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | AUG 09, 1971 | 00-138-4261 | 05277 ( NUT, SELF-LOCKING, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5310-00-138-4261
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| LS12906-99 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| MS21044B4 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS21044B4 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 5310-00-138-4261
| Characteristic | Specifications |
|---|---|
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | HEXAGON |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| BEARING SURFACE TYPE | H$DWF |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| NUT HEIGHT | 0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| LUBRICATION | SOLUBLE LUBRICANT |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| SPECIAL FEATURES | MAGNETIC PARTICLE INSPECTION |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
