The Evaporator Coil,refrigeration, cataloged under National Stock Number 4130-01-280-0521, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Atlas Metal Industries Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4130-01-280-0521 |
| Primary Part Number | 1800-49 |
| Item Name | Evaporator Coil,refrigeration |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Atlas Metal Industries Inc |
| Status | ACTIVE |
| Usage Design | REFRIGERATION UNIT |
| 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 |
|---|---|
| 1800-49 PRIMARY | Atlas Metal Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 0049-1 | 5/9 Secondary reference Precision Metal Products Inc |
| 49 | 5/9 Secondary reference Precision Metal Products Inc |
| 1800-49 | 3/9 Design control — primary reference Precision Metal Products Inc |
NSN 4130-01-280-0521 is a Evaporator Coil,refrigeration, manufactured by Atlas Metal Industries Inc, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-280-0521 has 1 manufacturer part number on file: 1800-49 (Atlas Metal Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-321-8074. Verify interchangeability with system specifications before substitution.
Key specifications for 1800-49: Usage Design: REFRIGERATION UNIT. 1 specification is 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.