The Disk,valve, cataloged under National Stock Number 4820-00-608-8060, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-608-8060 |
| Primary Part Number | 25666 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Drs Environmental Systems Inc |
| Status | ACTIVE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Seat Angle | 90.0 DEGREES NOMINAL |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Material | STEEL |
| Nominal Thread Size | 0.250 INCHES IN |
| Style Designator | PLUG |
| Thread Class | 2B |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25666 | Drs Environmental Systems Inc (USA) |
| 25666 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| A25666 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| AM2566 | Davey Compressor Co Div of Keco Industries Inc (USA) |
| AM25666 | Davey Compressor Co Div of Keco Industries Inc (USA) |
NSN 4820-00-608-8060 is a Disk,valve, manufactured by Drs Environmental Systems Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-608-8060 has 5 cross-referenced part numbers: 25666 (Drs Environmental Systems Inc), 25666 (Davey Compressor Co Div of Keco Industries Inc), A25666 (Davey Compressor Co Div of Keco Industries Inc), AM2566 (Davey Compressor Co Div of Keco Industries Inc), AM25666 (Davey Compressor Co Div of Keco Industries Inc).
There are 4 known substitutes for 4820-00-608-8060: 6130-00-191-1966, 5331-00-807-8993, 5360-01-121-1251 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25666: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Overall Height: 1.328 INCHES NOMINAL IN; Seat Angle: 90.0 DEGREES NOMINAL; Outside Diameter: 0.500 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.