The Seat,valve, cataloged under National Stock Number 4820-00-393-4309, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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 | 4820-00-393-4309 |
| Primary Part Number | 146-00614-1 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Grove Valve Operations |
| Status | ACTIVE |
| Seating Surface Shape | ANGULAR |
| Style Designator | PLAIN |
| Material | STEEL COMP 416 OVERALL |
| Body Inside Diameter | 0.750 INCHES NOMINAL IN |
| Body Outside Diameter | 1.250 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 0.375 INCHES NOMINAL IN |
| Flange Diameter | 1.500 INCHES NOMINAL IN |
| Under Flange Height | 0.250 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.000 NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 23421 | Grove Valve Operations (USA) |
| 146-00614-1 PRIMARY | Grove Valve Operations (USA) |
NSN 4820-00-393-4309 is a Seat,valve, manufactured by Grove Valve Operations, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-393-4309 has 2 cross-referenced part numbers: 23421 (Grove Valve Operations), 146-00614-1 (Grove Valve Operations).
There are 3 known substitutes for 4820-00-393-4309: 5950-00-646-1212, 4330-00-789-8456, 5940-01-291-6322. Verify interchangeability with system specifications before substitution.
Key specifications for 146-00614-1: Overall Height: 0.625 INCHES NOMINAL IN; Seating Surface Shape: ANGULAR; Style Designator: PLAIN; Material: STEEL COMP 416 OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.