The Valve,safety Relief, cataloged under National Stock Number 4820-01-377-6260, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-377-6260 |
| Primary Part Number | SW116A01E0050 CDS-SW1048 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Adjustable Pressure Range | +47.0 TO 59.0 POUNDS PER SQUARE INCH LBS |
| Maximum Operating Temp | 122.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | LIQUID SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SW116A01E0050 CDS-SW1048 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| SW116 | 5/1 Secondary reference Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| SW116A01E0050 CDS-SW1048 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| SW116 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-01-377-6260 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-377-6260 has 1 manufacturer part number on file: SW116A01E0050 CDS-SW1048 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-474-7292. Verify interchangeability with system specifications before substitution.
Key specifications for SW116A01E0050 CDS-SW1048: Adjustable Pressure Range: +47.0 TO 59.0 POUNDS PER SQUARE INCH LBS; Maximum Operating Temp: 122.0 FAHRENHEIT SINGLE RESPONSE DEGF; Special Features: VALVE SZ 0.250 IN. IN; Media for Which Designed: LIQUID SINGLE RESPONSE. 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.
NSN 4820-01-377-6260 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.