The Disk,valve, cataloged under National Stock Number 4820-00-586-1381, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-586-1381 |
| Primary Part Number | 700736258P |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | The Walworth Company |
| Status | CANCELLED |
| Outside Diameter | 4.479 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 12 |
| Material | STEEL |
| Pressure Rating | 600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Thread Series Designator | UNS |
| Nominal Thread Size | 1.562 INCHES IN |
| Seat Angle | 14.0 DEGREES NOMINAL |
| Thread Class | 3B |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9877-7-Y-6 4IN | The Walworth Company (USA) |
| 700736258P | Walworth Co Marine Div (USA) |
| T653428 | Walworth Co the (USA) |
| 700736258P PRIMARY | The Walworth Company (USA) |
| 9877-7-Y-6 | The Walworth Company (USA) |
| AG05397 4IN | The Walworth Company (USA) |
| G653428 | Walworth Co the (USA) |
NSN 4820-00-586-1381 is a Disk,valve, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-586-1381 has 7 cross-referenced part numbers: 9877-7-Y-6 4IN (The Walworth Company), 700736258P (Walworth Co Marine Div), T653428 (Walworth Co the), 700736258P (The Walworth Company), 9877-7-Y-6 (The Walworth Company) and 2 more.
There is 1 known substitute for 4820-00-586-1381: 4820-01-116-0613. Verify interchangeability with system specifications before substitution.
Key specifications for 700736258P: Outside Diameter: 4.479 INCHES NOMINAL IN; Thread Quantity Per Inch: 12; Material: STEEL; Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-586-1381 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.