The Panel Control Assy, cataloged under National Stock Number 4130-00-251-0620, 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 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-00-251-0620 |
| Primary Part Number | A4524-4159 |
| Item Name | Panel Control Assy |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| Status | ACTIVE |
| General Characteristics Item Description | MAJOR COMP0NENTS,CONNECTOR,THERMOSTAT,ROTARY SWITCH,O-A DIM. EXCLUDING CONNECTOR,3.500 IN. H,4.250 IN. W,6.250 IN. LG IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A4524-4159 PRIMARY | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| Reference | Meaning |
|---|---|
| 80621 | 5/9 Secondary reference U.S. Government activity |
| 80621-1 | 5/9 Secondary reference Drs Environmental Systems Inc |
| PNL2134 | 5/9 Secondary reference Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| 80621-1 | 5/9 Secondary reference U.S. Government activity |
| 80621-1 | 5/2 Secondary reference U.S. Government activity |
NSN 4130-00-251-0620 is a Panel Control Assy, manufactured by Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-00-251-0620 has 1 manufacturer part number on file: A4524-4159 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters).
5 possible matches (shared part number, not a government interchangeability claim): 5905-00-405-3658, 6105-00-578-6850, 5961-01-186-8317. Verify interchangeability with system specifications before substitution.
Key specifications for A4524-4159: General Characteristics Item Description: MAJOR COMP0NENTS,CONNECTOR,THERMOSTAT,ROTARY SWITCH,O-A DIM. EXCLUDING CONNECTOR,3.500 IN. H,4.250 IN. W,6.250 IN. LG 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.
NSN 4130-00-251-0620 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.