The Filler Neck,vehicular Components, cataloged under National Stock Number 2590-01-185-0540, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2590-01-185-0540 |
| Primary Part Number | 12325609-2 |
| Item Name | Filler Neck,vehicular Components |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| 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 |
|---|---|
| 12325609-2 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12325609 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 10085759 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 2590-01-185-0540 is a Filler Neck,vehicular Components, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-185-0540 has 1 manufacturer part number on file: 12325609-2 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-618-2137. Verify interchangeability with system specifications before substitution.
Key specifications for 12325609-2: Special Features: CONSISTING OF FUNNEL P/N 12325609-4,TUBE P/N 12325609-3,TUBE P/N 12325609-5,END P/N 7994560,SLEEVE P/N MS20819-12,NUT P/N AN818-12; End Item Identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS). 0 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.