The Hinge,swing Check Valve, cataloged under National Stock Number 4820-01-423-5696, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kf Industries Dba Contromatics. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-423-5696 |
| Primary Part Number | 12356-22 |
| Item Name | Hinge,swing Check Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kf Industries Dba Contromatics |
| Status | ACTIVE |
| Valve Model Number for Which Designed | 7099-1179P41912 |
| Valve Size for Which Designed | 20.000 INCHES IN |
| Valve Design Control Activity | 09980 |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| 12356-22 PRIMARY | Kf Industries Dba Contromatics (USA) |
| BOM7099-1179P41912 INDEX 12 | Kf Industries Dba Contromatics (USA) |
| 7099-1179P41912 ITEM 12 | Kf Industries Dba Contromatics (USA) |
| Reference | Meaning |
|---|---|
| 7099-1179P41912 | D/9 Drawing number reference only Kf Industries Dba Contromatics |
NSN 4820-01-423-5696 is a Hinge,swing Check Valve, manufactured by Kf Industries Dba Contromatics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-423-5696 has 3 manufacturer part numbers on file: 12356-22 (Kf Industries Dba Contromatics), BOM7099-1179P41912 INDEX 12 (Kf Industries Dba Contromatics), 7099-1179P41912 ITEM 12 (Kf Industries Dba Contromatics).
Key specifications for 12356-22: Valve Model Number for Which Designed: 7099-1179P41912; Valve Size for Which Designed: 20.000 INCHES IN; Special Features: FOR SERIES 10S CHECK VALVE; Valve Design Control Activity: 09980. 4 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.