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Piper PA-18-135
N99031 is a Piper PA-18-135, a fixed-wing airplane with one motor with a piston engine, built in 1954. It has 2 seats. It is registered to Diamond X LLC, an LLC in Elko, Nevada. The registration is valid: it was issued on April 7, 2023 and expires on April 30, 2030. It holds a standard airworthiness certificate for normal, dated April 27, 1983.
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Flight history: where it flew in the last seven days · follow it on the live map
Aircraft
- Maker
- Piper
- Model
- PA-18-135 · all PA-18-135s and related versions
- Built of
- steel tube and fabricThe fuselage is a welded steel-tube frame covered in fabric, with metal or wooden wing spars under fabric-covered wings; the fabric is replaced every few decades. This is how the Piper PA-18 Super Cub family is built; the FAA does not record construction for each aircraft, and the type certificate data sheet is the authority for this one.
- Serial number
- 18-3990
- Type
- Fixed-wing, single engineFAA type of aircraft code 4 (the FAA's broad category for the airframe). Every aircraft with this code · All codes
- Power
- Piston (reciprocating)FAA type of engine code 1 (what powers it, as the FAA classes engines). Every aircraft with this code · All codes, 1 motor · Lycoming 0-290 SERIES · 140 hp
- Seats
- 2
- Year built
- 1954
- Cruising speed
- 97 mph
- Transponder code
- ADD57E (octal 53352576)
Registration
- Status
- Valid registrationFAA registration status code V (whether the registration certificate is in force). Every aircraft with this code · All codes
- Certificate issued
- April 7, 2023
- Expires
- April 30, 2030
- Last FAA action
- April 7, 2023
- Airworthiness
- StandardFAA airworthiness class code 1 (the kind of airworthiness certificate it flies under and what it is approved for). Every aircraft with this code · All codes · NormalFAA certificate purpose code N (the kind of airworthiness certificate it flies under and what it is approved for). All codes · April 27, 1983
- FAA region
- Western-PacificFAA region code 4 (the FAA regional office that handles the record). All codes
- FAA record id
- 00403530
Owner as the FAA publishes it
- Name
- Diamond X LLC
- Type
- LLCFAA type of owner code 7 (who holds the registration: a person, a company, a trust or a government body). Every aircraft with this code · All codes
- Address
- PO Box 634
Elko, NV 89803-0634
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 1
Connections how N99031 links to the rest of the register
- Piper PA-18 Super Cub 3,620 registered
- Piper 44,847 aircraft on the register
- Built of steel tube and fabric · as the model family is built; the register does not record it per aircraft
- Lycoming O-290 series 2,126 aircraft with this engine series · 140 hp
- Diamond X LLC 6 aircraft in the fleet
- Elko, NV 61 aircraft registered in this town
- Elko Regional · EKO
- Nevada 4,588 aircraft registered
- FAA orders naming the Piper PA-18 Super Cub 25 airworthiness directives
- Failure reports filed on the Piper PA-18 Super Cub 136 reports since 1995
- Approved modifications for the Piper PA-18 Super Cub 482 supplemental type certificates
- FAA orders naming the Lycoming O-290 series 7 airworthiness directives
The whole map of how records connect · these connections as data: /graph/aircraft/N99031.json.
Records check free · 3 to understand · 2 clear
The public federal record on N99031, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Diamond X LLC, an LLC, certificate issued April 7, 2023, expires April 30, 2030. No fractional interest recorded. [1]
The airworthiness certificate on file is dated April 27, 1983, 29 years after the 1954 manufacture year. A re-issued certificate commonly follows export and re-import, a rebuild, or a return to the register after cancellation. The cause is documented in the FAA aircraft records file, which the full report obtains. [1]
No earlier tail number is recorded against serial 18-3990 for this model in the deregistered file. [2]
N99031 was previously assigned to 1 other aircraft: Engineering & Research ERCOUPE 415-C (serial 1654, cancelled August 4, 1969). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
1 NTSB record under N99031: Accident on July 8, 2017 at Big Timber, MT: serious injuries, substantial damage. Details below. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
NTSB records 1
Aircraft on the NTSB record: Piper L 21B · operated under 091
The pilot's decision to fly at low altitude in the vicinity of power lines, which resulted in a wire strike.
Full record in plain English · Docket and reports at the NTSB
- FAA Releasable Aircraft Database, master file, file of October 23, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 23, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 23, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through September 30, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 23, 2026. See this record on the FAA site · This record as data