The Valve,ball, cataloged under National Stock Number 4820-01-540-4516, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Delaware Mfg Industries Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Valve,ball |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Delaware Mfg Industries Corp (CAGE 0JVY1); Airline Hydraulics Corp Dba Airline Hydraulics Corp (CAGE 04962) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-540-4516 |
| Primary Part Number | BVAL-CVL&04582HC |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Delaware Mfg Industries Corp |
| 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 |
|---|---|
| BVAL-CVL&04582HC PRIMARY | Delaware Mfg Industries Corp (USA) |
| 64-102-001 | Airline Hydraulics Corp Dba Airline Hydraulics Corp (USA) |
| Reference | Meaning |
|---|---|
| 60-100-000 ITEM 2 | 5/1 Secondary reference Airline Hydraulics Corp Dba Airline Hydraulics Corp |
| 64-102-000 | 5/9 Secondary reference Airline Hydraulics Corp Dba Airline Hydraulics Corp |
| BVAL-CVL-04582 | 5/9 Secondary reference Delaware Mfg Industries Corp |
| 60-100-000 | D/9 Drawing number reference only Airline Hydraulics Corp Dba Airline Hydraulics Corp |
NSN 4820-01-540-4516 is a Valve,ball, manufactured by Delaware Mfg Industries Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-540-4516 has 2 manufacturer part numbers on file: BVAL-CVL&04582HC (Delaware Mfg Industries Corp), 64-102-001 (Airline Hydraulics Corp Dba Airline Hydraulics Corp).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-540-4518, 4820-01-540-4519. 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.