The Valve,butterfly, cataloged under National Stock Number 4810-01-142-8229, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-142-8229 |
| Primary Part Number | BYLB50495-1 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Phase | TWO |
| Operating Pressure | 17.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Valve Operation Method | ELECTRIC MOTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| BYLB50495-1 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 644850-107 | 7/2 Vendor item drawing reference U.S. Government activity |
| 644850-103 | 5/2 Secondary reference U.S. Government activity |
NSN 4810-01-142-8229 is a Valve,butterfly, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-142-8229 has 1 manufacturer part number on file: BYLB50495-1 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for BYLB50495-1: Phase: TWO; Operating Pressure: 17.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Media for Which Designed: AIR SINGLE RESPONSE; Valve Operation Method: ELECTRIC MOTOR. 4 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.
NSN 4810-01-142-8229 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.