The Valve,check, cataloged under National Stock Number 4820-00-273-9906, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-273-9906 |
| Primary Part Number | 5344F |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Disk Loading Method | WEIGHT |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Mounting Position | HORIZONTAL |
| Connection Type | FLANGE ALL ENDS |
| Bolt Hole Quantity | 8 ALL ENDS |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Nominal Thickness | 1.125 INCHES ALL ENDS IN |
| Material | STEEL BODY |
| Nominal Outside Diameter | 10.000 INCHES ALL ENDS IN |
| Bolt Circle Nominal Diameter | 7.875 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Face to Face Distance | 14.000 INCHES IN |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Raised Face Nominal Diameter | 6.188 INCHES ALL ENDS IN |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Operation Method | AUTOMATIC |
| Valve Size | 4.000 INCHES IN |
| Flow Control Device | DISK |
| Material | STEEL CORROSION RESISTING SEAT |
| Maximum Operating Temp | 750.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Renewable Seat Ring Type | THREADED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5344F | The Walworth Company (USA) |
NSN 4820-00-273-9906 is a Valve,check, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-273-9906 has 1 cross-referenced part number: 5344F (The Walworth Company).
There are 4 known substitutes for 4820-00-273-9906: 4820-00-273-9902, 4820-00-273-9903, 4820-00-273-9905 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5344F: Disk Loading Method: WEIGHT; Material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE; Mounting Position: HORIZONTAL; Connection Type: FLANGE ALL ENDS. 24 total characteristics are documented in the Federal Logistics Information System.