The Valve,ball, cataloged under National Stock Number 4820-01-123-3948, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Admiral Filter Company Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Valve,ball |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Admiral Filter Company Llc (CAGE 25204) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-123-3948 |
| Primary Part Number | 202642 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Admiral Filter Company Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 690145 ITEM 30 | Admiral Filter Company Llc (USA) |
| 202642 PRIMARY | Admiral Filter Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 690145 | D/9 Drawing number reference only Admiral Filter Company Llc |
NSN 4820-01-123-3948 is a Valve,ball, manufactured by Admiral Filter Company Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-123-3948 has 2 manufacturer part numbers on file: 690145 ITEM 30 (Admiral Filter Company Llc), 202642 (Admiral Filter Company Llc).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-124-3699. Verify interchangeability with system specifications before substitution.
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.