The Parts Kit,valve, cataloged under National Stock Number 4820-01-350-3858, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-350-3858 |
| Primary Part Number | 158-000 |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc. |
| Status | ACTIVE |
| Component Quantity | 7 |
| Nonsupply Items and Quantities | SEALS 5; SEATS 2 |
| 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 |
|---|---|
| 158-000 PRIMARY | Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9561810 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
NSN 4820-01-350-3858 is a Parts Kit,valve, manufactured by Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-350-3858 has 1 manufacturer part number on file: 158-000 (Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5915-01-559-7449. Verify interchangeability with system specifications before substitution.
Key specifications for 158-000: Component Quantity: 7; Nonsupply Items and Quantities: SEALS 5; SEATS 2. 2 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.