The Valve,diaphragm,stop, cataloged under National Stock Number 4820-00-006-1623, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-006-1623 |
| Item Name | Valve,diaphragm,stop |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 ADAPTER AND 2 NUT AND 2 FERRULE |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Style Designator | ANGLE |
| Nominal Outside Diameter Tube Accommodated | 0.187 INCHES SECOND END IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Bonnet Attachment Method | BOLTED |
| Thread Class | 2B SECOND END |
| Material | IRON BODY |
| Material | RUBBER SYNTHETIC FLOW CONTROL DEVICE |
| Thread Series Designator | NPT FIRST END |
| Thread Series Designator | UNF SECOND END |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A80364 | 5/9 Secondary reference American Laundry Machinery Inc |
| A8364 | 3/9 Design control — primary reference American Laundry Machinery Inc |
NSN 4820-00-006-1623 is a Valve,diaphragm,stop, classified under FSC 4820, Valves, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4130-01-497-5115. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-00-006-1623: Furnished Items and Quantity: 1 ADAPTER AND 2 NUT AND 2 FERRULE; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Style Designator: ANGLE; Nominal Outside Diameter Tube Accommodated: 0.187 INCHES SECOND END IN. 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.