The Guide,valve Stem, cataloged under National Stock Number 4820-01-397-7866, 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-397-7866 |
| Primary Part Number | 128120 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| DS-J-61453-11 REV A PC. NO. 8 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 128120 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| 61453-8 | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| DS-J-61453-11 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
NSN 4820-01-397-7866 is a Guide,valve Stem, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-397-7866 has 2 manufacturer part numbers on file: DS-J-61453-11 REV A PC. NO. 8 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 128120 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-397-8610, 4820-01-398-5699, 4820-01-400-0548. Verify interchangeability with system specifications before substitution.
Key specifications for 128120: End Item Identification: CROSBY VALVE AND GAGE CO NOZZLE TYPE RELIEF VALVE MODEL NO. DS-J-61453-11, 6.000 IN. SZ IN; Material: STEEL CORROSION RESISTING. 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.