The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-560-8377, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Armstrong International Inc Dba Armstrong Machine Works. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-560-8377 |
| Primary Part Number | A9739 |
| Item Name | Regulator,thermostatic Temperatu |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Armstrong International Inc Dba Armstrong Machine Works |
| 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 |
|---|---|
| A9739 PRIMARY | Armstrong International Inc Dba Armstrong Machine Works (USA) |
NSN 4820-01-560-8377 is a Regulator,thermostatic Temperatu, manufactured by Armstrong International Inc Dba Armstrong Machine Works, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-560-8377 has 1 manufacturer part number on file: A9739 (Armstrong International Inc Dba Armstrong Machine Works).
Key specifications for A9739: Part Name Assigned by Controlling Agency: THERMOSTATIC AIR VENT WITH GASKET; End Item Identification: LSD48 WI 533-11-001. 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.