The Disk,valve, cataloged under National Stock Number 4820-00-393-4303, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-393-4303 |
| Primary Part Number | 22063 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Grove Valve Operations |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Style Designator | CONE CHECK |
| Flange Diameter | 0.435 INCHES NOMINAL IN |
| Under Flange Height | 0.156 INCHES NOMINAL IN |
| Shank Diameter | 0.250 INCHES NOMINAL IN |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Flange Seat to Disk End Height | 1.344 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-393-4303 is a Disk,valve, manufactured by Grove Valve Operations, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-393-4303 has 2 cross-referenced part numbers: 22063 (Grove Valve Operations), 22063 (Babcock & Wilcox Co).
There are 8 known substitutes for 4820-00-393-4303: 2805-00-118-1663, 2835-00-459-8951, 5985-00-489-6813 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 22063: Material: STEEL CORROSION RESISTING; Style Designator: CONE CHECK; Overall Height: 1.500 INCHES NOMINAL IN; Flange Diameter: 0.435 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.