The Disk,valve, cataloged under National Stock Number 1650-00-656-3095, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Whiteside Mfg Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Disk,valve |
| FSC / FSG | 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16) |
| Manufacturers | Whiteside Mfg Co Inc (CAGE 33535) |
| Parameter | Value |
|---|---|
| NSN | 1650-00-656-3095 |
| Primary Part Number | 206666 |
| Item Name | Disk,valve |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Whiteside Mfg Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 206666 PRIMARY | Whiteside Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 206666 | 5/9 Secondary reference Kidde-Fenwal, Llc |
| 206666 | 5/2 Secondary reference U.S. Government activity |
NSN 1650-00-656-3095 is a Disk,valve, manufactured by Whiteside Mfg Co Inc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-656-3095 has 1 manufacturer part number on file: 206666 (Whiteside Mfg Co Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-035-0862, 5310-01-252-0452. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.