The Duct,fresh Air, cataloged under National Stock Number 4130-01-138-2189, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-138-2189 |
| Item Name | Duct,fresh Air |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Status | ACTIVE |
| General Characteristics Item Description | FABRICATED FROM,1 EA,RUBBER SHEET0.125 IN. THK,2 EA,AL ALY SHEET 0.050,STK,3 EA,AL ALY SHEET 0.063 STK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 13221E9150 | 5/2 Secondary reference U.S. Government activity |
| 13221E9150 | 3/2 Design control — primary reference U.S. Government activity |
| 13221E9150 | 5/9 Secondary reference U.S. Government activity |
| 13221E9150 | 5/9 Secondary reference Drs Environmental Systems Inc |
NSN 4130-01-138-2189 is a Duct,fresh Air, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
Key specifications for 4130-01-138-2189: General Characteristics Item Description: FABRICATED FROM,1 EA,RUBBER SHEET0.125 IN. THK,2 EA,AL ALY SHEET 0.050,STK,3 EA,AL ALY SHEET 0.063 STK IN; End Item Identification: AIR CONDITIONER. 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.