The Valve,butterfly, cataloged under National Stock Number 4810-00-540-4393, 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 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-540-4393 |
| Primary Part Number | DYLZ5164-2 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Flange Shape | ROUND SECOND END |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Voltage in Volts and Current Type | 28.0 DC |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter Tube Accommodated | 1.750 INCHES FIRST END IN |
| Operating Pressure | 230.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | BONNET PACKING |
| Maximum Operating Temp | 800.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 2.230 INCHES FIRST END IN |
| Bonnet Attachment Method | INTEGRAL |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | STEEL BODY |
| 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 |
|---|---|
| DYLZ5164-2 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
NSN 4810-00-540-4393 is a Valve,butterfly, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-540-4393 has 1 manufacturer part number on file: DYLZ5164-2 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for DYLZ5164-2: Flange Shape: ROUND SECOND END; Flange Face Design: RAISED STRAIGHT SECOND END; Voltage in Volts and Current Type: 28.0 DC; Connection Style: PLAIN (TUBE) FIRST END. 15 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.