The Cap,filler Opening, cataloged under National Stock Number 2590-01-420-9947, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Protectoseal Co Container Div. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-01-420-9947 |
| Primary Part Number | 1275/12 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | Protectoseal Co Container Div |
| Status | ACTIVE |
| Filler Neck Diameter for Which Designed | 3.000 INCHES NOMINAL IN |
| Thread Diameter | 3.000 INCHES NOMINAL IN |
| Locking Device Type | PADLOCK EYES |
| System for Which Designed | PRESSURIZED |
| Pressure Relief Method | MANUAL |
| Thread Series Designator | NPT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1275/12 PRIMARY | Protectoseal Co Container Div (USA) |
| Reference | Meaning |
|---|---|
| 1400925 | 5/9 Secondary reference Landoll Corporation Dba Landoll Corporation Drexel Division Div Drexel |
NSN 2590-01-420-9947 is a Cap,filler Opening, manufactured by Protectoseal Co Container Div, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-420-9947 has 1 manufacturer part number on file: 1275/12 (Protectoseal Co Container Div).
1 possible match (shared part number, not a government interchangeability claim): 2930-01-662-5601. Verify interchangeability with system specifications before substitution.
Key specifications for 1275/12: Filler Neck Diameter for Which Designed: 3.000 INCHES NOMINAL IN; Thread Diameter: 3.000 INCHES NOMINAL IN; Locking Device Type: PADLOCK EYES; System for Which Designed: PRESSURIZED. 6 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.