The Guide,valve Stem, cataloged under National Stock Number 4820-01-281-1126, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-281-1126 |
| Primary Part Number | 0085000049N |
| 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 |
| Style Designator | PLAIN, SHOULDERED |
| Bore Counterbore | INCLUDED |
| Counterbore Location | AA END AND BB END |
| Material | NICKEL ALLOY |
| Bore Countersink | INCLUDED |
| Countersink Location | AA END AND BB END |
| 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-1551 PIECE 1 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 0085000049N PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| NMP-1551 PIECE 18 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| NMP-1551 | D/9 Drawing number reference only Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-1551 PIECE 18 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 0085000049N | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 0085000049N | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| NMP-1551 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
NSN 4820-01-281-1126 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 4820-01-281-1126 has 2 manufacturer part numbers on file: NMP-1551 PIECE 1 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 0085000049N (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-281-7370. Verify interchangeability with system specifications before substitution.
Key specifications for 0085000049N: Style Designator: PLAIN, SHOULDERED; Bore Counterbore: INCLUDED; Counterbore Location: AA END AND BB END; Material: NICKEL ALLOY. 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.