The Valve,ballast, cataloged under National Stock Number 4820-01-065-6622, 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1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-065-6622 |
| Item Name | Valve,ballast |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 11273 P67416-1 NIPPLE,PIPE 1; 11273 P28073 SPRING 1; 11273 P29000 STEEL BALL 1; 11273 P63579 VALVE BODY 1; 11273 P76534 KNURLED NUT 1; 11273 P63580 VALVE STEM 1 |
| 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 |
|---|---|
| P67416 | 5/9 Secondary reference Central Scientific Co Educational |
| P67416 | 3/9 Design control — primary reference Boekel Scientific |
NSN 4820-01-065-6622 is a Valve,ballast, classified under FSC 4820, Valves, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4820-01-065-7607. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-01-065-6622: General Characteristics Item Description: CONSISTS OF 11273 P67416-1 NIPPLE,PIPE 1; 11273 P28073 SPRING 1; 11273 P29000 STEEL BALL 1; 11273 P63579 VALVE BODY 1; 11273 P76534 KNURLED NUT 1; 11273 P63580 VALVE STEM 1; End Item Identification: PUMP,NSN 4310-00-204-6830. 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.