Glaser-Dirks DG-400M/17
N40Z is a Glaser-Dirks DG-400M/17, a glider with a piston engine. It has 1 seat. It is registered to an individual in Boulder, Colorado. The registration is valid: it was issued on February 27, 2021 and expires on February 29, 2028. It holds an experimental airworthiness certificate for racing; exhibition, dated November 21, 1985.
Aircraft
- Maker
- Glaser-Dirks
- Model
- DG-400M/17 · all DG-400M/17s and related versions
- Serial number
- 4-144
- Type
- Glider
- Power
- Piston (reciprocating), 1 motor · Bombardier ROTAX (ALL)
- Seats
- 1
- Year built
- Not given
- Transponder code
- A4AC87 (octal 51126207)
Registration
- Status
- Valid registration
- Certificate issued
- February 27, 2021
- Expires
- February 29, 2028
- Last FAA action
- April 21, 2023
- Airworthiness
- Experimental · Racing; Exhibition · November 21, 1985
- FAA region
- Northwest Mountain
- FAA record id
- 00322306
Owner as the FAA publishes it
- Name
- Pinnell Benjamin D
- Type
- Individual
- Address
- 4291 Black Cherry Ct
Boulder, CO 80301-1600
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.
Records check free · 1 to understand · 3 clear
The public federal record on N40Z, 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 Pinnell Benjamin D, an individual, certificate issued February 27, 2021, expires February 29, 2028. No fractional interest recorded. [1]
Experimental certificate for racing; exhibition; the FAA file gives no certificate date and no manufacture year. [1]
No earlier tail number is recorded against serial 4-144 for this model in the deregistered file. [2]
No other airframe has carried N40Z according to the deregistered file. [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 N40Z: Accident on May 4, 1986 at Longmont, CO: minor 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: Glaser-Dirks DG-400 · operated under 091
Search the NTSB's CAROL system for DEN86LA127 for the docket and final report. Open CAROL
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 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 2, 2026. See this record on the FAA site · This record as data