The Ball,valve,ported, cataloged under National Stock Number 4820-01-641-6433, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Nil-Cor, Llc. 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 | 4820-01-641-6433 |
| Primary Part Number | 845-8219247-D1A-EBNA-021 |
| Item Name | Ball,valve,ported |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Nil-Cor, Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 845-8219247-D1A-EBNA-021 PRIMARY | Nil-Cor, Llc (USA) |
| 845-8219247 ITEM NO.21/EBNA | Naval Sea Systems Command (USA) |
NSN 4820-01-641-6433 is a Ball,valve,ported, manufactured by Nil-Cor, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-641-6433 has 2 manufacturer part numbers on file: 845-8219247-D1A-EBNA-021 (Nil-Cor, Llc), 845-8219247 ITEM NO.21/EBNA (Naval Sea Systems Command).
Key specifications for 845-8219247-D1A-EBNA-021: End Item Identification: 5 INCH COMPOSITE BALL VALVE IN. 0 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.