The Cap,filler Opening, cataloged under National Stock Number 2590-01-249-3787, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Fire Combat, Inc.. Government technical data includes 8 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 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 | 2590-01-249-3787 |
| Primary Part Number | 02373 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | Fire Combat, Inc. |
| Status | ACTIVE |
| Accommodation Type | WING GRIP END GRIPPING |
| Style Designator | OUTSIDE CAM TYPE |
| Thread Diameter | 4.7500 INCHES NOMINAL IN |
| Outside Diameter | 10.000 INCHES NOMINAL IN |
| Color | BLACK |
| Thread Class | 1B |
| Material | ALUMINUM ALLOY OVERALL |
| Thread Series Designator | UNS |
| 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 |
|---|---|
| 02373 PRIMARY | Fire Combat, Inc. (USA) |
NSN 2590-01-249-3787 is a Cap,filler Opening, manufactured by Fire Combat, Inc., classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-249-3787 has 1 manufacturer part number on file: 02373 (Fire Combat, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5110-01-430-3059. Verify interchangeability with system specifications before substitution.
Key specifications for 02373: Overall Height: 1.969 INCHES NOMINAL IN; Accommodation Type: WING GRIP END GRIPPING; Style Designator: OUTSIDE CAM TYPE; Thread Diameter: 4.7500 INCHES NOMINAL IN. 8 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.