The Cap,filler Opening, cataloged under National Stock Number 2590-00-481-2738, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Stant Mfg 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2590-00-481-2738 |
| Primary Part Number | AAX3277 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | Stant Mfg Co Inc |
| Status | ACTIVE |
| Accommodation Type | LOBES END GRIPPING |
| Style Designator | ANTI-SURGE TYPE |
| Filler Neck Diameter for Which Designed | 1.188 INCHES NOMINAL IN |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Cam Quantity | 2 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| AAX3277 PRIMARY | Stant Mfg Co Inc (USA) |
| 2946051 | Chrysler Realty Company Llc Dba Daimler Chrysler (USA) |
| Reference | Meaning |
|---|---|
| 2946051 | 3/2 Design control — primary reference U.S. Government activity |
| 2946051 | 5/9 Secondary reference Chrysler Corp Hamtramck Assembly |
| 2946051 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| NW21982 | D/9 Drawing number reference only Tld Wollard Llc |
NSN 2590-00-481-2738 is a Cap,filler Opening, manufactured by Stant Mfg Co Inc, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-00-481-2738 has 2 manufacturer part numbers on file: AAX3277 (Stant Mfg Co Inc), 2946051 (Chrysler Realty Company Llc Dba Daimler Chrysler).
1 possible match (shared part number, not a government interchangeability claim): 1650-01-045-6117. Verify interchangeability with system specifications before substitution.
Key specifications for AAX3277: Overall Height: 1.312 INCHES NOMINAL IN; Accommodation Type: LOBES END GRIPPING; Style Designator: ANTI-SURGE TYPE; Filler Neck Diameter for Which Designed: 1.188 INCHES NOMINAL IN. 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.