The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-506-0408, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Controlair Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-506-0408 |
| Primary Part Number | 700-BA-B-L |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Controlair Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 700-BA-B-L PRIMARY | Controlair Inc (USA) |
| 7766-01 | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 7766 REV A | D/9 Drawing number reference only Howell Laboratories Inc Dba Howell Laboratories Inc |
| 7755 ITEM NO. 5 | 5/1 Secondary reference Howell Laboratories Inc Dba Howell Laboratories Inc |
| 7755 | D/9 Drawing number reference only Howell Laboratories Inc Dba Howell Laboratories Inc |
NSN 4820-01-506-0408 is a Valve,regulating,fluid Pressure, manufactured by Controlair Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-506-0408 has 2 manufacturer part numbers on file: 700-BA-B-L (Controlair Inc), 7766-01 (Howell Laboratories Inc Dba Howell Laboratories Inc).
Key specifications for 700-BA-B-L: End Item Identification: AIR CONTROL PANEL 7755-G501. 0 specifications are 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.