The Valve,check, cataloged under National Stock Number 4820-01-238-5946, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mueller Co. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-238-5946 |
| Primary Part Number | A2600-6 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Mueller Co |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Connection Type | FLANGE ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Nominal Outside Diameter | 10.000 INCHES ALL ENDS IN |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Operating Pressure | 175.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thickness | 1.250 INCHES ALL ENDS IN |
| Maximum Operating Temp | 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Face to Face Distance | 12.875 INCHES IN |
| Bolt Hole Quantity | 8 ALL ENDS |
| Bolt Circle Nominal Diameter | 7.875 INCHES ALL ENDS IN |
| Material | COPPER ALLOY SEAT |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Material | IRON BODY |
| Valve Operation Method | AUTOMATIC |
| Valve Size | 4.000 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A2600-6 PRIMARY | Mueller Co (USA) |
NSN 4820-01-238-5946 is a Valve,check, manufactured by Mueller Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-238-5946 has 1 cross-referenced part number: A2600-6 (Mueller Co).
There is 1 known substitute for 4820-01-238-5946: 5331-01-052-1116. Verify interchangeability with system specifications before substitution.
Key specifications for A2600-6: Flow Control Device: DISK; Connection Type: FLANGE ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Nominal Outside Diameter: 10.000 INCHES ALL ENDS IN. 18 total characteristics are documented in the Federal Logistics Information System.