The Cap,filler Opening, cataloged under National Stock Number 2590-01-207-0450, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Sloan Valve Company. 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-01-207-0450 |
| Primary Part Number | 431005 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | Sloan Valve Company |
| Status | ACTIVE |
| Retaining Device Type | CHAIN |
| Filler Neck Diameter for Which Designed | 4.000 INCHES NOMINAL IN |
| Thread Diameter | 4.0000 INCHES NOMINAL IN |
| System for Which Designed | PRESSURIZED |
| Material | ALUMINUM OVERALL |
| Thread Series Designator | NPS |
| 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 |
|---|---|
| 431005 PRIMARY | Sloan Valve Company (USA) |
| Reference | Meaning |
|---|---|
| 9111-14 | 5/9 Secondary reference Sloan Valve Company |
| B5597 | 5/9 Secondary reference Cutler Metal Products Co |
| C3697 | D/9 Drawing number reference only Cutler Metal Products Co |
| B5597 | C/1 Advisory reference — outside the item-of-supply concept Cummins Inc. |
| A-1341F | 5/9 Secondary reference U.S. Government activity |
| B6624-2X | D/9 Drawing number reference only Cutler Metal Products Co |
NSN 2590-01-207-0450 is a Cap,filler Opening, manufactured by Sloan Valve Company, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-207-0450 has 1 manufacturer part number on file: 431005 (Sloan Valve Company).
Key specifications for 431005: Retaining Device Type: CHAIN; Filler Neck Diameter for Which Designed: 4.000 INCHES NOMINAL IN; Thread Diameter: 4.0000 INCHES NOMINAL IN; 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.