The Valve,vacuum Regulating, cataloged under National Stock Number 4820-01-695-6499, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Alfons Haar Maschinenbau Gmbh & Co. Kg. Government technical data includes 10 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-695-6499 |
| Primary Part Number | 2423616 |
| Item Name | Valve,vacuum Regulating |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Alfons Haar Maschinenbau Gmbh & Co. Kg |
| Status | ACTIVE |
| Flow Control Device | CORE |
| Temp Rating | -30.0 CELSIUS AND 250.0 CELSIUS DEGC |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | STRAIGHT THRU |
| Body Outside Diameter | 0.37 INCHES NOMINAL IN |
| End Connection Quantity | 1 |
| Body Material | ALUMINUM |
| First End Connection Type | THREADED INTERNAL TUBE |
| Temp Adjustability | ADJUSTABLE |
| Second End Connection Type | UNTHREADED EXTERNAL TUBE |
| 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 |
|---|---|
| 2423616 | Alfons Haar Maschinenbau Gmbh & Co. Kg (DEU) |
| Reference | Meaning |
|---|---|
| I-C150H-TH | 3/9 Design control — primary reference Vaccon Company Inc Dba Vaccon |
NSN 4820-01-695-6499 is a Valve,vacuum Regulating, manufactured by Alfons Haar Maschinenbau Gmbh & Co. Kg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-695-6499 has 1 manufacturer part number on file: 2423616 (Alfons Haar Maschinenbau Gmbh & Co. Kg).
Key specifications for 2423616: Flow Control Device: CORE; Temp Rating: -30.0 CELSIUS AND 250.0 CELSIUS DEGC; Second End Relationship with First End: NOT IDENTICAL; Body Style: STRAIGHT THRU. 10 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.