Models
| Model | Type | Registered | Valid | Built |
|---|---|---|---|---|
| L-23 SUPER BLANIK | Glider | 83 | 81 | 1990-2006 |
| L 33 SOLO | Glider | 40 | 40 | 1993-2001 |
| BLANIK L-13 | Glider | 38 | 38 | 1925-1981 |
| L13 AC BLANIK | Glider | 7 | 6 | 1966-2004 |
| L-13 BLANIK | Glider | 4 | 4 | 1969-1974 |
| Z-37/2 | Fixed wing single engine | 3 | 3 | 1966-1966 |
| C11 | Fixed wing single engine | 2 | 2 | ?-? |
| Z-37-A | Fixed wing single engine | 1 | 1 | 1971-1971 |
Let aircraft in the FAA registry
The Federal Aviation Administration (FAA) maintains a registry of 178 aircraft manufactured by Let, identified in the database under the manufacturer name "LET". As of October 16, 2026, 175 of these registrations are valid. The fleet is predominantly composed of gliders, with 172 aircraft falling into this category, while only six are fixed-wing single-engine aircraft powered by reciprocating engines. Most of these aircraft were produced between 1966 and 2004, with half of the fleet built in 1994 or earlier.
Registered Let Models
The majority of the fleet consists of the L-23 SUPER BLANIK, with 83 aircraft registered. These were built between 1991 and 2003 and feature two seats. The L 33 SOLO follows with 40 registrations, built from 1993 to 2001 with a single seat. The BLANIK L-13 accounts for 38 registered aircraft, with production spanning from 1925 to 1981. Other models include the L13 AC BLANIK with seven registrations, the L-13 BLANIK with four, and the Z-37/2 with three.
Geographic Distribution and Type Certificates
Alabama holds the highest number of registrations with 34 aircraft, followed by Florida with 20 and Washington with 12. The fleet is classified as standard airworthiness for 155 aircraft and experimental for nine. Type certificate data sheets (TCDS) provide technical specifications for these models. TCDS G60EU, held by Blanik Aircraft CZ s.r.o., covers the L-23 SUPER BLANIK. TCDS G71EU covers the L 33 SOLO, and TCDS G24EU covers the BLANIK L-13. Each model page includes specifications and the relevant TCDS, while every aircraft has a specific registration record by N-number.
Figures from the FAA registry file as of Oct 16, 2026.