The Stem,fluid Valve, cataloged under National Stock Number 4820-01-377-6869, 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 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-377-6869 |
| Primary Part Number | B14534.001.156 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Valve Type for Which Designed | RELIEF |
| Largest Outside Diameter | 0.310 INCHES NOMINAL IN |
| Stem Actuating End Type | ROUNDED AND SQUARE |
| Valve Size for Which Designed | 0.500 INCHES IN |
| Material | STEEL COMP 303 |
| 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 |
|---|---|
| B14534.001.156 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| SW124 FIND 8 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| B14534.001.156 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| SW124 FIND 8 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| B14534.001.156C | C/1 Advisory reference — outside the item-of-supply concept Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-377-6869 is a Stem,fluid Valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-377-6869 has 2 manufacturer part numbers on file: B14534.001.156 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), SW124 FIND 8 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for B14534.001.156: Valve Type for Which Designed: RELIEF; Largest Outside Diameter: 0.310 INCHES NOMINAL IN; Stem Actuating End Type: ROUNDED AND SQUARE; Overall Length: 6.006 INCHES NOMINAL IN. 5 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.