The Valve,check, cataloged under National Stock Number 4820-01-185-1959, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cnh Industrial America Llc Dba Cnh America. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Valve,check |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Cnh Industrial America Llc Dba Cnh America (CAGE 10988); Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division (CAGE 51038) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-185-1959 |
| Primary Part Number | D146628 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| 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 |
|---|---|
| D146628 PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
| 635568 | Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division (USA) |
| Reference | Meaning |
|---|---|
| L35320 | 5/9 Secondary reference Cnh Industrial America Llc Dba Cnh America |
NSN 4820-01-185-1959 is a Valve,check, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-185-1959 has 2 manufacturer part numbers on file: D146628 (Cnh Industrial America Llc Dba Cnh America), 635568 (Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division).
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.