Sukhoi Su-15 - Variants

Variants

T-58

Prototype of Su-15.

Su-15 (Flagon-A)

First production version.

T-58VD (Flagon-B)

One-off prototype using three Kolesov lift-jets in the centre fuselage to provide STOL capability. Not mass-produced.

Su-15UT (Flagon-C)

Trainer version without radar and combat capability, in use since 1970.

Su-15 (Flagon-D)

Version with extended wingtips built since 1969.

Su-15T (Flagon-E)

Version equipped with Volkov Taifun radar, 10 built.

Su-15TM (Flagon-F)

Improved Su-15T version equipped with Taifun-M radar and additional aerodynamic modifications, in use since 1971. New radome design for improving radar performances.

Su-15UM (Flagon-G)

Trainer version of Su-15TM without radar but with combat capability, built between 1976 and 1979.

U-58UM

Prototype of Su-15UM with Taifun-M radar, not entered serial production.

Su-15Sh

Proposed supersonic ground-attack aircraft, offered in 1969. Not built.

Su-15-30

Proposed version sharing the radar and missiles of the MiG-25; not built.

Su-15bis

Converted Su-15TM with R-25-300 engines of 69.9 kN (15,652 lb) afterburning thrust for improved performance; approved for series production, but not built because of a shortage of the engines.

Su-19 (T-58PS)

Proposed advanced version with R-25-300 engines, ogival wing, and additional pylons for missiles. Not built.

Some Western reports indicate that the Su-15TM was also designated Su-21 and the Su-15UM Su-21U. These reports are apparently incorrect. Designation Su-21 was reserved for Su-17M4 but never used.