The Cartridge,valve, cataloged under National Stock Number 4820-00-689-3232, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mine Safety Appliances Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-689-3232 |
| Primary Part Number | 484910 |
| Item Name | Cartridge,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL BODY AND STEM;PLASTIC VALVE DISK;DISK IS SPRING LOADED;0.925 IN. O/A LG;0.311 IN. MINOR DIA OF BODY;0.495 IN. MAJOR DIA,0.250 IN. DISK OD,0.062 IN. STEM DIA IN |
| 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 |
|---|---|
| 484910 PRIMARY | Mine Safety Appliances Company (USA) |
| Reference | Meaning |
|---|---|
| 95197 | 5/9 Secondary reference Mine Safety Appliances Company |
NSN 4820-00-689-3232 is a Cartridge,valve, manufactured by Mine Safety Appliances Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-689-3232 has 1 manufacturer part number on file: 484910 (Mine Safety Appliances Company).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-125-7901. Verify interchangeability with system specifications before substitution.
Key specifications for 484910: General Characteristics Item Description: STAINLESS STEEL BODY AND STEM;PLASTIC VALVE DISK;DISK IS SPRING LOADED;0.925 IN. O/A LG;0.311 IN. MINOR DIA OF BODY;0.495 IN. MAJOR DIA,0.250 IN. DISK OD,0.062 IN. STEM DIA IN; End Item Identification: TRUCK, FIRE/CRASH P10. 1 specification is 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.