The Valve,safety Relief, cataloged under National Stock Number 4820-01-064-7861, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-064-7861 |
| Primary Part Number | 2027303E0215 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | BOLTED |
| Bonnet Type | INSIDE SPRING |
| Connection Type | FLANGE ALL ENDS |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| First Connection Face to Centerline Distance | 4.750 INCHES IN |
| Bolt Circle Nominal Diameter | 4.438 INCHES ALL ENDS IN |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Bolt Hole Nominal Diameter | 0.688 INCHES ALL ENDS IN |
| Second Connection Face to Centerline Distance | 4.750 INCHES IN |
| Bolt Hole Quantity | 6 ALL ENDS |
| Adjustable Pressure Range | +211.0 TO 240.0 POUNDS PER SQUARE INCH LBS |
| Flange Face Design | PLAIN ALL ENDS |
| Style Designator | ANGLE FLANGED ENDS |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Renewable Seat Ring Type | THREADED |
| Flow Control Device | DISK |
| Nominal Outside Diameter | 5.562 INCHES ALL ENDS IN |
| Nominal Thickness | 0.812 INCHES ALL ENDS IN |
| Material | COPPER ALLOY BODY |
| Valve Operation Method | AUTOMATIC |
| Valve Size | 2.000 INCHES IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2027303E0215 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20273 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20273TS41M | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20273TS41M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20273TS41M CD16058 REV B | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20273 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-064-7861 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-064-7861 has 6 cross-referenced part numbers: 2027303E0215 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20273 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20273TS41M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20273TS41M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20273TS41M CD16058 REV B (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team) and 1 more.
There are 10 known substitutes for 4820-01-064-7861: 6625-00-103-6316, 4730-00-202-7453, 5915-00-234-4286 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2027303E0215: End Item Identification: SHIP, OHIO CLASS SSN(TRIDENT); Disk Loading Method: SPRING; Bonnet Attachment Method: BOLTED; Bonnet Type: INSIDE SPRING. 25 total characteristics are documented in the Federal Logistics Information System.