The Valve,safety Relief, cataloged under National Stock Number 4820-01-398-3430, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-398-3430 |
| Primary Part Number | 50M-2 2IN P/N 22118-01C |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Griswold Industries Dba Cla-Val Co |
| Status | ACTIVE |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thickness | 0.813 INCHES ALL ENDS IN |
| Nominal Outside Diameter | 5.563 INCHES ALL ENDS IN |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Bolt Hole Nominal Diameter | 0.688 INCHES ALL ENDS IN |
| Flange Face Design | PLAIN ALL ENDS |
| Valve Size | 2.000 INCHES IN |
| Connection Type | FLANGE ALL ENDS |
| Bolt Hole Quantity | 6 ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Material | RUBBER BODY |
| Adjustable Pressure Range | +65.0 TO 180.0 POUNDS PER SQUARE INCH LBS |
| Face to Face Distance | 10.000 INCHES IN |
| Bolt Circle Nominal Diameter | 4.438 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU FLANGED ENDS NOTE:TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. |
| Flow Control Device | DISK |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 22118 | Griswold Industries Dba Cla-Val Co (USA) |
| 50M-2 2IN P/N 22118-01C PRIMARY | Griswold Industries Dba Cla-Val Co (USA) |
| 22118 ASSY 22118-01C | Griswold Industries Dba Cla-Val Co (USA) |
| 22118-01C | Griswold Industries Dba Cla-Val Co (USA) |
NSN 4820-01-398-3430 is a Valve,safety Relief, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-398-3430 has 4 cross-referenced part numbers: 22118 (Griswold Industries Dba Cla-Val Co), 50M-2 2IN P/N 22118-01C (Griswold Industries Dba Cla-Val Co), 22118 ASSY 22118-01C (Griswold Industries Dba Cla-Val Co), 22118-01C (Griswold Industries Dba Cla-Val Co).
There are 9 known substitutes for 4820-01-398-3430: 5330-00-004-3260, 5120-00-132-7894, 5360-00-291-7586 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 50M-2 2IN P/N 22118-01C: Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Nominal Thickness: 0.813 INCHES ALL ENDS IN; Nominal Outside Diameter: 5.563 INCHES ALL ENDS IN; Flange Shape: ROUND WITH HOLES ALL ENDS. 16 total characteristics are documented in the Federal Logistics Information System.