The Valve,gate, cataloged under National Stock Number 4820-01-138-2982, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, 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 | 4820-01-138-2982 |
| Primary Part Number | 803-1385714-31AF |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | CANCELLED |
| Valve Size | 0.500 INCHES IN |
| Inlet Relationship with Outlet | IDENTICAL |
| Material | COPPER ALLOY BODY |
| Maximum Operating Temp and Media for Which Designed | 150.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Pressure Class | ERR-060 |
| Stem Type | NONRISING |
| Nominal Thread Size | 1.491 INCHES IN |
| Operating Pressure and Type | 400.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Series Designator | UNS |
| Valve Operation Method | MANUAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY SEAT |
| Material | NICKEL ALLOY DISK |
| Bonnet Type | INSIDE SCREW |
| Connection Type | THREADED EXTERNAL TUBE |
| Bonnet Attachment Method | BOLTED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 803-1385714-31AF PRIMARY | Naval Ship Systems Command (USA) |
| 803-1385714-3 | Naval Inventory Control Point Mechanicsburg (USA) |
| 4820PL1770471 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| C-35819-MLS | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| 803-1385714 | Naval Ship Systems Command (USA) |
| C35819M-1-2IN | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
NSN 4820-01-138-2982 is a Valve,gate, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-138-2982 has 6 cross-referenced part numbers: 803-1385714-31AF (Naval Ship Systems Command), 803-1385714-3 (Naval Inventory Control Point Mechanicsburg), 4820PL1770471 (Jednolity Indeks Materialowy - Uniform Material Index), C-35819-MLS (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 803-1385714 (Naval Ship Systems Command) and 1 more.
There are 5 known substitutes for 4820-01-138-2982: 4820-00-184-9107, 4820-00-448-4488, 4820-01-267-7845 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 803-1385714-31AF: Valve Size: 0.500 INCHES IN; Inlet Relationship with Outlet: IDENTICAL; Material: COPPER ALLOY BODY; Maximum Operating Temp and Media for Which Designed: 150.0 FAHRENHEIT WATER-OIL-GAS DEGF. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-138-2982 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.