The Cap,filler Opening, cataloged under National Stock Number 2590-01-154-8029, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Wiggins Lift Co Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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 | 2590-01-154-8029 |
| Primary Part Number | 187894 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | Wiggins Lift Co Inc |
| Status | ACTIVE |
| Accommodation Type | HEXAGON END GRIPPING |
| Overall Diameter | 4.875 INCHES NOMINAL IN |
| Retaining Device Type | HINGE |
| Style Designator | HINGE TYPE THREADED EXTERNAL |
| Locking Device Type | INTEGRAL KEY LOCK |
| System for Which Designed | NONPRESSURIZED |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2590-01-154-8029 is a Cap,filler Opening, manufactured by Wiggins Lift Co Inc, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-154-8029 has 2 manufacturer part numbers on file: 1273A-40 (Protectoseal Co Container Div), 187894 (Wiggins Lift Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 5962-01-304-5273. Verify interchangeability with system specifications before substitution.
Key specifications for 187894: Overall Height: 2.000 INCHES NOMINAL IN; Accommodation Type: HEXAGON END GRIPPING; Overall Diameter: 4.875 INCHES NOMINAL IN; Retaining Device Type: HINGE. 7 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.