The Valve,butterfly, cataloged under National Stock Number 4820-00-573-1886, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-573-1886 |
| Primary Part Number | 123562-2-1 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Flange Shape | ROUND FIRST END |
| Flange Face Design | PLAIN FIRST END |
| Connection Type | FLANGE FIRST END |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter | 4.125 INCHES FIRST END IN |
| Surface Treatment | PASSIVATE |
| Face to Face Distance | 3.000 INCHES IN |
| Material | STEEL BODY |
| Valve Operation Method | AUTOMATIC |
| Nominal Thickness | 0.187 INCHES FIRST END 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 |
|---|---|
| 123562-2-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 7958512-505REVE | 5/2 Secondary reference U.S. Government activity |
| 123562-2-1 | 5/9 Secondary reference U.S. Government activity |
| 7958512-505 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-00-573-1886 is a Valve,butterfly, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-573-1886 has 1 manufacturer part number on file: 123562-2-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 123562-2-1: Flange Shape: ROUND FIRST END; Flange Face Design: PLAIN FIRST END; Connection Type: FLANGE FIRST END; Style Designator: STRAIGHT THRU. 10 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.