The Valve,ball, cataloged under National Stock Number 4820-01-033-7243, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-033-7243 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Connection Type | FLANGE FIRST END |
| Valve Size | 3.000 INCHES IN |
| Nondefinitive Spec/std Data | 7 FIGURE AND 3 TYPE |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| VA-1886 FIG 7 | C/1 Advisory reference — outside the item-of-supply concept Morland Valve Co Inc Sub of Smith Valve Corp |
| P-1783 | C/1 Advisory reference — outside the item-of-supply concept Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al |
| 19.000.354 | C/1 Advisory reference — outside the item-of-supply concept Wilo Usa Llc |
| MIL-V-24509 | 4/1 Identification reference U.S. Government activity |
NSN 4820-01-033-7243 is a Valve,ball, classified under FSC 4820, Valves, Nonpowered. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-110-3819, 3040-01-198-0649. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-01-033-7243: Connection Type: FLANGE FIRST END; Valve Size: 3.000 INCHES IN; Nondefinitive Spec/std Data: 7 FIGURE AND 3 TYPE; Valve Operation Method: MANUAL. 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.