The Disk,valve, cataloged under National Stock Number 4820-01-313-0683, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Newmans Inc New Jersey Div. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-313-0683 |
| Primary Part Number | NS72104CB20 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Newmans Inc New Jersey Div |
| Status | ACTIVE |
| Pressure Rating | 80.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Temp Rating | 100.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | PLAIN |
| Material | STEEL |
| 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 |
|---|---|
| NS72104CB20 PRIMARY | Newmans Inc New Jersey Div (USA) |
| Reference | Meaning |
|---|---|
| NS72104CB20 ITE | C/1 Advisory reference — outside the item-of-supply concept Newmans Inc New Jersey Div |
NSN 4820-01-313-0683 is a Disk,valve, manufactured by Newmans Inc New Jersey Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-313-0683 has 1 manufacturer part number on file: NS72104CB20 (Newmans Inc New Jersey Div).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-313-9437. Verify interchangeability with system specifications before substitution.
Key specifications for NS72104CB20: Pressure Rating: 80.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Temp Rating: 100.0 FAHRENHEIT MINIMUM AND 800.0 FAHRENHEIT MAXIMUM DEGF; Style Designator: PLAIN; Material: STEEL. 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.