N311SR is a Cessna 525 (fixed wing multi engine) with serial number 525-0172, registered in Wilmington, DE. Its FAA registration is valid and runs until Oct 31, 2033; the renewal window opens on Apr 30, 2033. It is one of 441 525 aircraft in the FAA registry, 38 of them registered in Delaware.
2555days left
Registration expiresOct 31, 2033
Today
Registration
- FAA status
- Valid registration
- Expires
- Oct 31, 2033
- Registrant type
- LLC
- Registered owner
- ISR AVIATION LLC
- Location
- Wilmington, DE
- Local FAA office (FSDO)
- Philadelphia FSDO (PHL FSDO) · (610) 595-2440
- Certificate issued
- Oct 21, 2026
- Last FAA action
- Oct 21, 2026
- Mode S code (hex)
- A34C28
- Mode S code (octal)
- 50646050
- Official record
- registry.faa.gov
Aircraft
Public airports near Wilmington
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| New Castle Wilmington, DE | KILG | 6 mi | Towered | 100LL, A |
| New Garden Toughkenamon, PA | N57 | 14 mi | Non-towered | 100LL |
| Philadelphia Essington, PA | 9N2 | 15 mi | Non-towered | - |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
Earlier registrations of this number
| Canceled | Aircraft | Serial | Year | Exported to | Same airframe today |
|---|---|---|---|---|---|
| Jan 3, 2018 | BEECH 65-90 | LJ107 | 1966 |
Changes seen in the FAA file
- Status: N-number assigned as import, not yet registered → Valid registration
- Expiration date changed to Oct 31, 2033
- State: → De
- City: → Wilmington
- Registrant type: - → LLC
- Registered owner changed
- New registration certificate issued on Oct 21, 2026
- Registered: Cessna 525 S/N 525-0172
CheckAero compares the daily FAA registry files since Oct 21, 2026; earlier changes are not in this log.