Part Details | FILLER OPENING CAP
2590-00-321-9542 A part basically circular in shape, designed to cover or seal the filler-neck or inlet opening of a fuel tank, radiator, oil reservoir, liquid storage tank or the like. It may be either permanently attached to the object for which it is designed or provided with a means of removal and replacement. Excludes CAP, VENT, FUEL STORAGE TANK; and COVER (1), (as modified).
Alternate Parts: 9F9957, 2590-00-321-9542, 00-321-9542, 2590003219542, 003219542
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
25 | JAN 01, 1963 | 00-321-9542 | 30128 ( CAP, FILLER OPENING ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR TYPE THREADED INTERNAL

Cross Reference | NSN 2590-00-321-9542
Part Number | Cage Code | Manufacturer |
---|---|---|
9F9957 | 11083 | CATERPILLAR INC.DBA CATERPILLAR |
Technical Data | NSN 2590-00-321-9542
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | CIRCULAR TYPE THREADED INTERNAL |
OUTSIDE DIAMETER | 5.187 INCHES NOMINAL |
OVERALL HEIGHT | 2.375 INCHES NOMINAL |
SYSTEM FOR WHICH DESIGNED | NONPRESSURIZED |
FILLER NECK DIAMETER FOR WHICH DESIGNED | 4.750 INCHES NOMINAL |
THREAD SERIES DESIGNATOR | UN |
THREAD DIAMETER | 4.7500 INCHES NOMINAL |
THREAD QUANTITY | 12.000 PER INCH |
THREAD CLASS | 2A |
GRIPPING ACCOMMODATION TYPE | H ANY ACCEPTABLE |
SPECIAL MARKINGS | BUY CLEAN FUEL AND KEEP IT CLEAN |
FEATURES PROVIDED | BREATHER HOLE |
SPECIAL FEATURES | CURLED BRASS FILTERING MATERIAL IN CAP |