SONY PCM-7030/7050 DAT cassette compartment worm gear

Replacement cassette compartment worm gear for SONY PCM-7030/7050 Professional Digital Audio Tape Recorder. Part number 3-353-814-12.

Replacement gear was made of thermoplastic polyurethane using a high-precision 3D printer. The gear was tested for correct operation.


Gear is compatible with Sony PCM-7030 and PCM-7050 DAT Recorder.
However, it might work also with other devices – just check your service manual.

Available for purchase in e-shop.

Technics DAT SMQ40032 Pulley Gear

Pulley Gear SMQ40032 is used in Technics DAT recorders in cassette loading mechanism.

A faulty gear can be replaced with a 3D printed one. The replacement gear has been fully tested for proper function. The gear is made of nylon, which is a very durable material that will last a long time.

Gear position in the schematic:

Technics SV-360 Schematic
Technics SV-3800 Schematic


Gear is compatible with following devices:
Technics SV-360, SV-3200, SV-3500, SV-3800, SV-3800PH, SV-4100, SV-4100PH, SVE10


However, it might work also with other devices – just check your service manual.

Available for purchase in e-shop.