The Retainer,disk,valve, cataloged under National Stock Number 4820-01-411-8645, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-411-8645 |
| Primary Part Number | 07057004127 |
| Item Name | Retainer,disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Valve Model Number for Which Designed | 1571-T |
| Outside Diameter | 1.625 INCHES NOMINAL IN |
| Valve Size for Which Designed | 1.500 INCHES IN |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Valve Design Control Activity | 34494 |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| SW132 FIND 6C | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 07057004127 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| SW132-6C | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| A07057.004.127 | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| A07057.004.127 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| SW132 FIND 6C | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| SW132-6C | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-01-411-8645 is a Retainer,disk,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-411-8645 has 3 manufacturer part numbers on file: SW132 FIND 6C (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 07057004127 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), SW132-6C (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 07057004127: Valve Model Number for Which Designed: 1571-T; Outside Diameter: 1.625 INCHES NOMINAL IN; Valve Size for Which Designed: 1.500 INCHES IN; Inside Diameter: 0.375 INCHES NOMINAL IN. 6 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.