The Valve,globe, cataloged under National Stock Number 4820-00-243-8180, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Metadure Parts & Sales, Inc.. Government technical data includes 21 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. 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 | 4820-00-243-8180 |
| Primary Part Number | 301543-1 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Metadure Parts & Sales, Inc. |
| Status | ACTIVE |
| Flow Control Device | NEEDLE |
| Connection Style | FLARE(TUBE) FIRST END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Seat Angle | 45.0 DEGREES FIRST END |
| Surface Treatment | PASSIVATE |
| Bonnet Attachment Method | THREADED |
| Thread Class | 3B FIRST END |
| Test Data Document | 56190-103457 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | NPT SECOND END |
| 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 |
|---|---|
| 301543-1 PRIMARY | Metadure Parts & Sales, Inc. (USA) |
NSN 4820-00-243-8180 is a Valve,globe, manufactured by Metadure Parts & Sales, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-243-8180 has 1 manufacturer part number on file: 301543-1 (Metadure Parts & Sales, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-734-1052. Verify interchangeability with system specifications before substitution.
Key specifications for 301543-1: Flow Control Device: NEEDLE; Connection Style: FLARE(TUBE) FIRST END; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Connection Type: THREADED INTERNAL PIPE SECOND END. 21 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.