The Plate,retaining,disk, cataloged under National Stock Number 4820-01-121-7934, 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 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-121-7934 |
| Primary Part Number | 025.303.0044 |
| Item Name | Plate,retaining,disk |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL; GRADE 303; CIRCULAR SHAPED |
| 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 |
|---|---|
| NMP-1173 PIECE 20 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NMP-1099 PIECE 13 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 025.303.0044 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NMP-1173 PIECE 21 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| NMP-1099 PIECE 13 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| NMP-1173 PIECE 21 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| 025-303-0044 | C/1 Advisory reference — outside the item-of-supply concept Kunkle Industries Inc Lonergan Valve Div |
| 025.303.0044 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| 025.303.0044 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-1099 PIECE 13 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-1173 PIECE 21 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-1173 PIECE 20 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-1173 PIECE 20 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
NSN 4820-01-121-7934 is a Plate,retaining,disk, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-121-7934 has 4 manufacturer part numbers on file: NMP-1173 PIECE 20 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NMP-1099 PIECE 13 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 025.303.0044 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NMP-1173 PIECE 21 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 025.303.0044: General Characteristics Item Description: STAINLESS STEEL; GRADE 303; CIRCULAR SHAPED. 1 specification is 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.