The Valve,butterfly, cataloged under National Stock Number 4810-01-504-0776, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Lexair Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-504-0776 |
| Primary Part Number | 144-703-120-362-036 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Lexair Inc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 17.000 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | MIL-B-24480 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Operating Pressure | 285.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Outside Diameter | 11.380 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 12 ALL ENDS |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY BODY |
| Valve Operation Method | AUTOMATIC |
| Nominal Thickness | 3.125 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 |
|---|---|
| 144-703-120-362-036 PRIMARY | Lexair Inc (USA) |
| Reference | Meaning |
|---|---|
| 144-703-120-362-036 | 3/9 Design control — primary reference Emerson Automation Solutions Final Control Us Lp |
| 362-036-4 REV B | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| D362-036-12-144 REV A | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp |
NSN 4810-01-504-0776 is a Valve,butterfly, manufactured by Lexair Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-504-0776 has 1 manufacturer part number on file: 144-703-120-362-036 (Lexair Inc).
Key specifications for 144-703-120-362-036: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Bolt Circle Nominal Diameter: 17.000 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDS. 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.