The Seat,valve, cataloged under National Stock Number 4820-01-434-3097, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-434-3097 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Seal Accommodation Type | SLEEVE |
| Style Designator | PLAIN |
| Body Inside Diameter | 3.000 INCHES NOMINAL IN |
| Material | PLASTIC PHENOLIC BODY |
| Material | RUBBER POLYETHYLENE FACE |
| Seating Surface Shape | RADIAL |
| 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 |
|---|---|
| LV352 PIECE 19 3IN EPT | 5/2 Secondary reference U.S. Government activity |
| LV352 PIECE 19 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| LV352 | 5/1 Secondary reference U.S. Government activity |
| L1-2R-3 EPT | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-434-3097 is a Seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-434-3097: Overall Height: 1.880 INCHES NOMINAL IN; Seal Accommodation Type: SLEEVE; Style Designator: PLAIN; Body Inside Diameter: 3.000 INCHES NOMINAL IN. 6 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.