The Retainer,disk,valve, cataloged under National Stock Number 4820-01-415-6623, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-415-6623 |
| Primary Part Number | H594-2289-23 PIECE 8 |
| Item Name | Retainer,disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| Valve Model Number for Which Designed | CVA(N)68; JP-5 |
| Valve Size for Which Designed | 2.000 INCHES IN |
| Valve Design Control Activity | 80064 |
| Material | NICKEL ALLOY AND COPPER ALLOY |
| 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 |
|---|---|
| H594-2289-23 PIECE 8 | Derbyshire Machine & Tool Co (USA) |
| H594-2289-23 PIECE 8 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| H594-2289-23 PIECE 8 PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4325673 | D/9 Drawing number reference only U.S. Government activity |
| 508-4325673 PIECE 8 | 5/9 Secondary reference U.S. Government activity |
| 2289-23 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4820-01-415-6623 is a Retainer,disk,valve, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-415-6623 has 3 manufacturer part numbers on file: H594-2289-23 PIECE 8 (Derbyshire Machine & Tool Co), H594-2289-23 PIECE 8 (Huntington Ingalls Inc Div Newport News Shipbuilding), H594-2289-23 PIECE 8 (Tate Andale, Llc).
Key specifications for H594-2289-23 PIECE 8: Valve Model Number for Which Designed: CVA(N)68; JP-5; Valve Size for Which Designed: 2.000 INCHES IN; Special Features: USED ON AIRCRAFT CARRIER CVA(N)68 STRIPPING SYSTEM 100 PSI STD; Valve Design Control Activity: 80064. 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.