The Valve,safety Relief, cataloged under National Stock Number 4820-01-184-4107, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-184-4107 |
| Primary Part Number | 20338L41SS |
| 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 |
| Valve Operation Method | AUTOMATIC |
| Bolt Hole Nominal Diameter | 0.750 INCHES ALL ENDS IN |
| Face to Face Distance | 4.750 INCHES IN |
| Bolt Circle Nominal Diameter | 4.750 INCHES ALL ENDS IN |
| Bonnet Type | INSIDE SPRING |
| Bolt Hole Quantity | 4 ALL ENDS |
| Bonnet Attachment Method | BOLTED |
| Adjustable Pressure Range | +76.0 TO 90.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thickness | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Connection Type | FLANGE ALL ENDS |
| Material | STEEL BODY |
| Material | STEEL COMP 316 STEM |
| Valve Size | 2.000 INCHES IN |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flow Control Device | DISK |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20338L41SS | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20338 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 20338L41SS PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 2033801S0076 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
NSN 4820-01-184-4107 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 4820-01-184-4107 has 4 cross-referenced part numbers: 20338L41SS (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20338 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20338L41SS (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 2033801S0076 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
There are 12 known substitutes for 4820-01-184-4107: 5305-00-150-9264, 5950-00-243-0279, 5330-00-599-7724 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20338L41SS: End Item Identification: SHIP,OHIO CLASS SSN(TRIDENT); Valve Operation Method: AUTOMATIC; Bolt Hole Nominal Diameter: 0.750 INCHES ALL ENDS IN; Face to Face Distance: 4.750 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.