The Valve,check, cataloged under National Stock Number 4820-00-489-5314, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-489-5314 |
| Primary Part Number | 803-1385637-042AF |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Valve Size | 4.000 INCHES IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Connection Type | FLANGE ALL ENDS |
| Material Document and Classification | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Nominal Thickness | 1.000 INCHES ALL ENDS IN |
| Bolt Circle Nominal Diameter | 6.562 INCHES ALL ENDS IN |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| Nominal Outside Diameter | 7.688 INCHES ALL ENDS IN |
| Material Document and Classification | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Bolt Hole Nominal Diameter | 0.688 INCHES ALL ENDS IN |
| Face to Face Distance | 12.250 INCHES IN |
| Style Designator | STRAIGHT THRU |
| Renewable Seat Ring Type | THREADED |
| Flange Face Design | PLAIN ALL ENDS |
| Flow Control Device | DISK |
| Mounting Position | HORIZONTAL |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Bolt Hole Quantity | 8 ALL ENDS |
| Material | NICKEL ALLOY SEAT |
| Valve Operation Method | AUTOMATIC |
| Material | COPPER ALLOY 922 BODY |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 803-1385637PC3-4IN | Naval Sea Systems Command (USA) |
| 803-1385637-042AF PRIMARY | Naval Ship Systems Command (USA) |
| 803-1385637-042AF MOD | Naval Ship Systems Command (USA) |
| 4820PL1342297 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 810-1385637REVE | Naval Ship Systems Command (USA) |
| 803-1385637-042 | Naval Ship Systems Command (USA) |
| 810-1385637REV3-4IN | Naval Sea Systems Command (USA) |
| 803-1385637 | Naval Ship Systems Command (USA) |
| 803-1385637-04 | Naval Sea Systems Command (USA) |
NSN 4820-00-489-5314 is a Valve,check, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-489-5314 has 9 cross-referenced part numbers: 803-1385637PC3-4IN (Naval Sea Systems Command), 803-1385637-042AF (Naval Ship Systems Command), 803-1385637-042AF MOD (Naval Ship Systems Command), 4820PL1342297 (Jednolity Indeks Materialowy - Uniform Material Index), 810-1385637REVE (Naval Ship Systems Command) and 4 more.
There are 3 known substitutes for 4820-00-489-5314: 4820-01-072-1204, 4820-01-151-9972, 5330-01-392-2760. Verify interchangeability with system specifications before substitution.
Key specifications for 803-1385637-042AF: Maximum Operating Temp: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF; Valve Size: 4.000 INCHES IN; Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Connection Type: FLANGE ALL ENDS. 23 total characteristics are documented in the Federal Logistics Information System.