The Valve,safety Relief, cataloged under National Stock Number 4820-01-238-8753, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-238-8753 |
| Primary Part Number | 20284MS41M |
| 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 |
| Adjustable Pressure Range | +91.0 TO 108.0 POUNDS PER SQUARE INCH LBS |
| Material | COPPER ALLOY BODY |
| Connection Style | SOCKET WITH BRAZING RING (TUBE) ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Bonnet Type | INSIDE SPRING |
| Bonnet Attachment Method | BOLTED |
| Flow Control Device | DISK |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Style Designator | ANGLE |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Disk Loading Method | SPRING |
| Material | NICKEL ALLOY SEAT |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES ALL ENDS IN |
| Operating Pressure | 335.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20284MS41M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20284MS41M PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 4820PL0804306 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 20284 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-238-8753 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 4820-01-238-8753 has 4 cross-referenced part numbers: 20284MS41M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20284MS41M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 4820PL0804306 (Jednolity Indeks Materialowy - Uniform Material Index), 20284 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
There are 7 known substitutes for 4820-01-238-8753: 4730-00-142-2044, 3455-00-531-1327, 5355-00-644-1645 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20284MS41M: Adjustable Pressure Range: +91.0 TO 108.0 POUNDS PER SQUARE INCH LBS; Material: COPPER ALLOY BODY; Connection Style: SOCKET WITH BRAZING RING (TUBE) ALL ENDS; Valve Operation Method: AUTOMATIC. 17 total characteristics are documented in the Federal Logistics Information System.