On October 1-4, 2023 OKOndt GROUP attended Railway Interchange 2023 - the largest North American railway event. This time the exhibition took place in Indianapolis, Indiana, USA (Indiana Convention Center) and brought together over 700 exhibitors and more than 8, 000 visitors who are the major influencers in the industry. Thank you to everyone who was with us at the RI 2023!

Ultrasonic probes for NDT equipment


Transducer dimensions with “microdot” connector:

Element dia. D L E Thread size
mm in mm in mm in mm in
6 .250 12.0 .450 14.0 .540 8.5 .335  3/8"-32 UNEF
8 .375 16.0 .590 18.0 .690 11.2 .440 1/2"-28 UNEF
10 .500 18.0 .700 18.0 .710 12.0 .460 5/8"-24 UNEF

Transducer dimensions with “lemo00” connector:

Element dia. D L E Thread size
mm in mm in mm in mm in
6 .250 12.5 .50 25.0 1.0 19.0 .75  3/8"-32 UNEF
8 .375 12.5 .50 25.0 1.0 19.0 .75 1/2"-28 UNEF
10 .500 12.5 .50 25.0 1.0 19.0 .75 5/8"-24 UNEF

General specifications:

Catalog number Frequency, MHz Element dia. Type of case Connector type
mm in
TWS1-•37-•M* 1.0 10 .375 Microdot/lemo00 Top
TWS1-50   12 .500 Microdot/lemo00 Top
TWS2-25 2.25 6 .250 Microdot/lemo00 Top
TWS2-37   10 .375 Microdot/lemo00 Top
TWS2-50   12 .500 Microdot/lemo00 Top
TWS5-25 5.0 6 .250 Microdot/lemo00 Top
TWS5-37   10 .375 Microdot/lemo00 Top
TWS5-50   12 .500 Microdot/lemo00 Top
TWS10-25 10.0 6 .250 Microdot/lemo00 Top
TWS10-37   10 .375 Microdot/lemo00 Top

* connector type: M • microdot; L • lemo00


Wedge dimensions:

Catalog number Element dia. A B C Refracted angle in steel
mm in mm in mm in mm in
WS25-45 6 .250 14.0 .54 19.0 .74 12.0 .48 45
WS25-60     14.0 .54 21.0 .83 14.0 .54 60
WS25-70     14.0 .54 25.0 .98 .14.5 .57 70
WS25-90     14.0 .54 28.5 1.12 16.0 .64 90
WS37-45 8 .375 15.75 .62 21.0 .83 45.0 .55 45
WS37-60     15.75 .62 27.5 1.08 60.0 .64 60
WS37-70     15.75 .62 30.7 1.21 70.0 .70 70
WS37-90     15.75 .62 36.0 1.41 90.0 .72 90
WS50-45 10 .500 19.0 .75 28.0 1.1 14.0 .55 45
WS50-60     19.0 .75 33.0 1.31 16.0 .64 60
WS50-70     19.0 .75 36.0 1.43 18.0 .70 70
WS50-90     19.0 .75 41.0 1.62 18.0 .72 90