United States aircraft registry
N186RR
1986 GRENGA ROBERT RV-4
Fixed-wing single-engine · Reciprocating
- Year manufactured
- 1986
- Engine manufacturer
- LYCOMING
- Registration status
- Valid
- Registration expires
- Jan 31, 2030
Registered owner
GRENGA ROBERT J
IndividualGILBERT, Arizona · United States
Registered mailing location
The registered owner may differ from the operator. Mailing location does not identify the aircraft’s base or current position.
Aircraft specifications
- Manufacturer / model
- GRENGA ROBERT / RV-4
- Serial number
- 943
- Aircraft type
- Fixed-wing single-engine
- Engine model
- 0-320 SERIES
- Engine type
- Reciprocating
- Engines
- 1
- Seats (type reference)
- 2
- Mode S / ICAO hex
- A1587D
Registry specifications may differ from the aircraft’s current configuration.
Registration details
- Registration country
- United States
- Certificate issued
- Apr 1, 1986
- Expiration date
- Jan 31, 2030
- Registrant type
- Individual
- Fractional ownership
- No
Certification & additional details
- Classification
- Experimental
- Airworthiness certificate date
- Jun 30, 1986
- Aircraft category
- Land
- Mode S (octal)
- 50254175
- Last registry activity
- Sep 30, 2023
Registry certificate information does not establish current airworthiness. Registry activity is not flight activity.
Source: FAA Aircraft Registry · Dataset refreshed 2026-11-01. Registration details can change. Map centered on the registered ZIP-code area, not an exact address. Private onboard avionics and connectivity data are not included.