The Seat,valve, cataloged under National Stock Number 4820-01-577-6777, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is B N L Industries Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-577-6777 |
| Primary Part Number | EBV-F2-60-0340-04 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | B N L Industries Inc |
| Status | ACTIVE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| 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 |
|---|---|
| EBV-F2-60-0340 DET. NO 4 | B N L Industries Inc (USA) |
| EBV-F2-60-0340-04 PRIMARY | B N L Industries Inc (USA) |
NSN 4820-01-577-6777 is a Seat,valve, manufactured by B N L Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-577-6777 has 2 manufacturer part numbers on file: EBV-F2-60-0340 DET. NO 4 (B N L Industries Inc), EBV-F2-60-0340-04 (B N L Industries Inc).
Key specifications for EBV-F2-60-0340-04: Part Name Assigned by Controlling Agency: SEAT; End Item Identification: VALVE,BALL;NEW CONSTRUCTION DDG1000; Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT. 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.