The Valve,check, cataloged under National Stock Number 4820-00-058-3509, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-058-3509 |
| Primary Part Number | 803-1385637-023AF |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | CANCELLED |
| Flange Shape | ROUND FIRST END |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| Face to Face Distance | 10.000 INCHES IN |
| Material | COPPER ALLOY BODY |
| Flange Face Design | PLAIN FIRST END |
| Nominal Thickness | 0.938 INCHES FIRST END IN |
| Nominal Outside Diameter | 6.125 INCHES FIRST END IN |
| Material | NICKEL ALLOY SEAT |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Style Designator | STRAIGHT THRU |
| Renewable Seat Ring Type | THREADED |
| Valve Operation Method | AUTOMATIC |
| Flow Control Device | DISK |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5000-4824-1385637 | Naval Ship Systems Command (USA) |
| 803-1385637-023 | Naval Ship Systems Command (USA) |
| 803-1385637-023AF PRIMARY | Naval Ship Systems Command (USA) |
NSN 4820-00-058-3509 is a Valve,check, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-058-3509 has 3 cross-referenced part numbers: 5000-4824-1385637 (Naval Ship Systems Command), 803-1385637-023 (Naval Ship Systems Command), 803-1385637-023AF (Naval Ship Systems Command).
There are 5 known substitutes for 4820-00-058-3509: 4820-00-058-3630, 4820-00-489-5348, 4820-00-878-4325 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 803-1385637-023AF: Flange Shape: ROUND FIRST END; Media for Which Designed: WATER, SALT SINGLE RESPONSE; Special Features: UNDRILLED FLANGES; Face to Face Distance: 10.000 INCHES IN. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-058-3509 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.