The Disk,valve, cataloged under National Stock Number 4820-01-040-8201, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Barksdale, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-040-8201 |
| Primary Part Number | 34634 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Barksdale, Inc |
| Status | ACTIVE |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Style Designator | POPPET |
| Material | STEEL |
| Flange Seat to Disk End Height | 1.235 INCHES NOMINAL IN |
| Tip Diameter | 0.125 INCHES NOMINAL IN |
| Shank Diameter | 0.125 INCHES NOMINAL IN |
| Under Flange Height | 1.055 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-040-8201 is a Disk,valve, manufactured by Barksdale, Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-040-8201 has 3 cross-referenced part numbers: 1130-04 (Barksdale, Inc), 34634 (Barksdale, Inc), A34634 (Barksdale, Inc).
There are 7 known substitutes for 4820-01-040-8201: 5325-00-174-5317, 6115-00-241-2394, 5910-01-079-3590 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 34634: Seat Angle: 45.0 DEGREES NOMINAL; Style Designator: POPPET; Material: STEEL; Flange Seat to Disk End Height: 1.235 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.