The Retainer,seat,valve, cataloged under National Stock Number 4820-01-394-9769, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-394-9769 |
| Item Name | Retainer,seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Material Document and Classification | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE |
| Material | STEEL COMP 303 |
| 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 |
|---|---|
| 1-22222-019 | 3/2 Design control — primary reference U.S. Government activity |
| 122222019 | 3/9 Design control — primary reference U S Para Plate Corp Div Hi Gear Ball Valves |
| 410725 ITEM NO.33 | 5/9 Secondary reference U S Para Plate Corp Div Hi Gear Ball Valves |
NSN 4820-01-394-9769 is a Retainer,seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-394-9769: Material Document and Classification: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE; Special Features: FOR BALL VALVE; Material: STEEL COMP 303. 2 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.