The Disk,valve, cataloged under National Stock Number 4820-00-788-1382, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Marotta Controls Inc. Government technical data includes 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-788-1382 |
| Primary Part Number | 139102 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Marotta Controls Inc |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.050 INCHES NOMINAL IN |
| Style Designator | POPPET |
| Seat Angle | 30.0 DEGREES NOMINAL |
| Shank Diameter | 0.070 INCHES NOMINAL IN |
| Tip Diameter | 0.100 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Under Flange Height | 0.645 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 217483PC105 | Marotta Controls Inc (USA) |
| 139102 PRIMARY | Marotta Controls Inc (USA) |
| 217495PC105 | Marotta Controls Inc (USA) |
NSN 4820-00-788-1382 is a Disk,valve, manufactured by Marotta Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-788-1382 has 3 cross-referenced part numbers: 217483PC105 (Marotta Controls Inc), 139102 (Marotta Controls Inc), 217495PC105 (Marotta Controls Inc).
There are 3 known substitutes for 4820-00-788-1382: 5975-00-091-0487, 5961-00-845-4594, 6515-01-534-7830. Verify interchangeability with system specifications before substitution.
Key specifications for 139102: Flange Seat to Disk End Height: 0.050 INCHES NOMINAL IN; Overall Height: 0.750 INCHES NOMINAL IN; Style Designator: POPPET; Seat Angle: 30.0 DEGREES NOMINAL. 8 total characteristics are documented in the Federal Logistics Information System.