The Seat,valve, cataloged under National Stock Number 4820-01-504-4239, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Coyne & Delany Company Dba Delany Products Div Delany Products. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-504-4239 |
| Primary Part Number | 805 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Coyne & Delany Company Dba Delany Products Div Delany Products |
| Status | ACTIVE |
| Material | PLASTIC OVERALL |
| 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 |
|---|---|
| 326 PC 5 | Coyne & Delany Company Dba Delany Products Div Delany Products (USA) |
| 805 PRIMARY | Coyne & Delany Company Dba Delany Products Div Delany Products (USA) |
| Reference | Meaning |
|---|---|
| 326 | D/9 Drawing number reference only Coyne & Delany Company Dba Delany Products Div Delany Products |
NSN 4820-01-504-4239 is a Seat,valve, manufactured by Coyne & Delany Company Dba Delany Products Div Delany Products, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-504-4239 has 2 manufacturer part numbers on file: 326 PC 5 (Coyne & Delany Company Dba Delany Products Div Delany Products), 805 (Coyne & Delany Company Dba Delany Products Div Delany Products).
Key specifications for 805: End Item Identification: DELANY CUTLASS FLUSH VALVE; Material: PLASTIC OVERALL. 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.