The Valve,butterfly, cataloged under National Stock Number 4810-01-701-8537, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Lexair Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-701-8537 |
| Primary Part Number | HAN4030NBZ-LH |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Lexair Inc |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Material Document and Classification | MIL-V-24624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Valve Size | 4.0000 INCHES IN |
| Nominal Outside Diameter | 6.1875 INCHES ALL ENDS IN |
| Mounting Facility | THREADED FASTENER |
| Bolt Hole Quantity | 2 ALL ENDS |
| Face to Face Distance | 2.125 INCHES IN |
| Material | ALUMINUM ALLOY AND BRONZE OVERALL |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| HAN4030NBZ-LH | Ja Moody Llc (USA) |
| HAN4030NBZ-LH PRIMARY | Lexair Inc (USA) |
| Reference | Meaning |
|---|---|
| HAN4030NBZ-LH | 3/9 Design control — primary reference Emerson Automation Solutions Final Control Us Lp |
| 1007-040-144-ZNB40-3 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
NSN 4810-01-701-8537 is a Valve,butterfly, manufactured by Lexair Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-701-8537 has 2 manufacturer part numbers on file: HAN4030NBZ-LH (Ja Moody Llc), HAN4030NBZ-LH (Lexair Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-702-2607. Verify interchangeability with system specifications before substitution.
Key specifications for HAN4030NBZ-LH: Flange Shape: ROUND ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Connection Type: FLANGE ALL ENDS; Style Designator: STRAIGHT THRU FLANGED ENDS. 12 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.