The Ball,valve,ported, cataloged under National Stock Number 4820-01-598-8110, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Svf Flow Controls, Inc. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-598-8110 |
| Primary Part Number | R86666DBSW05 |
| Item Name | Ball,valve,ported |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Svf Flow Controls, Inc |
| Status | ACTIVE |
| Port Diameter | 0.44 INCHES NOMINAL IN |
| Spherical Diameter | 0.50 INCHES NOMINAL IN |
| Port Configuration | STRAIGHT |
| Stem Accommodation Quantity | 1 |
| Port Quantity | 2 |
| Material | STEEL COMP 316 AND NICKEL ALLOY |
| 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 |
|---|---|
| R8006666DBSW00050000 | Svf Flow Controls, Inc (USA) |
| R86666DBSW05 PRIMARY | Svf Flow Controls, Inc (USA) |
| Reference | Meaning |
|---|---|
| R86666DBSW05 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-598-8110 is a Ball,valve,ported, manufactured by Svf Flow Controls, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-598-8110 has 2 manufacturer part numbers on file: R8006666DBSW00050000 (Svf Flow Controls, Inc), R86666DBSW05 (Svf Flow Controls, Inc).
Key specifications for R86666DBSW05: Port Diameter: 0.44 INCHES NOMINAL IN; Spherical Diameter: 0.50 INCHES NOMINAL IN; Port Configuration: STRAIGHT; Stem Accommodation Quantity: 1. 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.