The Valve,ball, cataloged under National Stock Number 4820-01-618-4828, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Delaware Mfg Industries Corp. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-618-4828 |
| Primary Part Number | BVFF-25DM-2261BQZW |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Delaware Mfg Industries Corp |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Valve Size | 2.50 INCHES IN |
| Nominal Outside Diameter | 6.44 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 8 FIRST END |
| Face to Face Distance | 5.0 INCHES IN |
| Material | STEEL COMP 316 STEM |
| Material | STEEL CORROSION RESISTING BODY |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 9.33 INCHES ALL ENDS IN |
| 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 |
|---|---|
| BVFF-25DM-2261BQZW PRIMARY | Delaware Mfg Industries Corp (USA) |
| BVFF-25DM-2261BQZW | Thatcher H. Stanton (USA) |
NSN 4820-01-618-4828 is a Valve,ball, manufactured by Delaware Mfg Industries Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-618-4828 has 2 manufacturer part numbers on file: BVFF-25DM-2261BQZW (Delaware Mfg Industries Corp), BVFF-25DM-2261BQZW (Thatcher H. Stanton).
Key specifications for BVFF-25DM-2261BQZW: Flange Shape: ROUND ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Style Designator: STRAIGHT THRU; Valve Size: 2.50 INCHES IN. 11 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.