The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-284-4034, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-284-4034 |
| Item Name | Parts Kit,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| End Item Name | BALL VALVE-ENVIRONMENTAL CONTROL SYSTEM-CHILLER,SEAWATER |
| 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 |
|---|---|
| B-003-0163-02 | 3/9 Design control — primary reference Tbv Inc |
| B-003-0163-02QA | C/1 Advisory reference — outside the item-of-supply concept Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-284-4034 is a Parts Kit,ball Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-284-4034: End Item Name: BALL VALVE-ENVIRONMENTAL CONTROL SYSTEM-CHILLER,SEAWATER; Special Features: MATL-TITANIUM PER ASTM B348,GR 2; End Item Identification: COMBAT SYSTEM SUPPORT EQUIPMENT. 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.