The Damper,operator, cataloged under National Stock Number 4130-01-017-2186, 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1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-017-2186 |
| Item Name | Damper,operator |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Status | ACTIVE |
| General Characteristics Item Description | ITEM DESCRIPTION 4.437 IN DIA,6.281 IN LG,CYLINDER HEAD 1,DIAPHRAGM 1,PISTON 1,END BELL 1,CONNECTION HEAD 1 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 |
|---|---|
| MSS91290-1 | 3/9 Design control — primary reference U.S. Government activity |
| MSS91290-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MSS91290-1 | 5/9 Secondary reference Drs Environmental Systems Inc |
NSN 4130-01-017-2186 is a Damper,operator, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
Key specifications for 4130-01-017-2186: General Characteristics Item Description: ITEM DESCRIPTION 4.437 IN DIA,6.281 IN LG,CYLINDER HEAD 1,DIAPHRAGM 1,PISTON 1,END BELL 1,CONNECTION HEAD 1 IN. 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.