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Registered aircraft · FAA record as of September 25, 2026
N4311Z

Bristol-Blenheim Aircraft Co BOLINGBROKE MK IV

Valid Florida

N4311Z is a Bristol-Blenheim Aircraft Co BOLINGBROKE MK IV, a fixed-wing airplane with more than one motor with a piston engine. It has 4 seats. It is registered to an individual in Polk City, Florida. The registration is valid: it was issued on June 27, 1991 and expires on August 31, 2027. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.

Aircraft

Maker
Bristol-Blenheim Aircraft Co
Model
BOLINGBROKE MK IV
Serial number
11-880-202
Type
Fixed-wing, multi-engine
Power
Piston (reciprocating), 2 motors
Seats
4
Year built
Not given
Transponder code
A52968 (octal 51224550)

Registration

Status
Valid registration
Certificate issued
June 27, 1991
Expires
August 31, 2027
Last FAA action
March 10, 2023
Airworthiness
None on file
FAA region
Southern
FAA record id
00130838

Owner as the FAA publishes it

Name
Weeks Kermit A
Type
Individual
Address
1400 Broadway Blvd SE
Polk City, FL 33868-9109

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Earlier use of this number 2

1988-08-11Piper PA-28-181 · Valid, assigned to the manufacturer under its dealer certificate
1968-02-08Piper PA-18-150 · exported to Switzerland · Valid registration

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data