The Operator,damper, cataloged under National Stock Number 4130-01-055-1957, 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 Johnson Controls, Inc Div Building Efficiency. 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. 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 | 4130-01-055-1957 |
| Primary Part Number | 87-12-16 |
| Item Name | Operator,damper |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Johnson Controls, Inc Div Building Efficiency |
| Status | ACTIVE |
| General Characteristics Item Description | 4.430 IN. DIA,6.280 IN. LG,CYLINDER HEAD 1,DIAPHRAGM 1,PISTON 1,END BELL SUBASSEMBLY 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 |
| Part Number | Manufacturer |
|---|---|
| 87-12-16 PRIMARY | Johnson Controls, Inc Div Building Efficiency (USA) |
NSN 4130-01-055-1957 is a Operator,damper, manufactured by Johnson Controls, Inc Div Building Efficiency, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-055-1957 has 1 manufacturer part number on file: 87-12-16 (Johnson Controls, Inc Div Building Efficiency).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-307-4234. Verify interchangeability with system specifications before substitution.
Key specifications for 87-12-16: General Characteristics Item Description: 4.430 IN. DIA,6.280 IN. LG,CYLINDER HEAD 1,DIAPHRAGM 1,PISTON 1,END BELL SUBASSEMBLY 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.