The Ring,cylinder,ailer, cataloged under National Stock Number 1650-00-571-5523, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Ring,cylinder,ailer |
| FSC / FSG | 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16) |
| Parameter | Value |
|---|---|
| NSN | 1650-00-571-5523 |
| Item Name | Ring,cylinder,ailer |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 2273691-501 | 3/2 Design control — primary reference U.S. Government activity |
| 2273691-501 | 5/9 Secondary reference Motion & Flow Control Products, Inc. Dba Controlled Motion Solutions |
| 2273691 | D/9 Drawing number reference only U.S. Government activity |
| 2273691-501 | 5/9 Secondary reference The Boeing Company |
NSN 1650-00-571-5523 is a Ring,cylinder,ailer, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1650-00-571-5523 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.