The Muncie 10T37930 is a thrust washer designed for Muncie CS10 and CS11 Series Power Take-Off units. Per Muncie’s own service-parts documentation, this washer is used in conjunction with gear 49TA4136 and is identified as position 17d in the CS10/CS11 service parts breakdown. The CS10 and CS11 are clutch-shift PTOs built for heavy-duty applications, with the CS11 offering a more compact installation and a remotely mounted solenoid. If you need to confirm whether this washer fits your specific PTO configuration, call us and we can help narrow it down.FeaturesGenuine Muncie service part – position 17d in CS10/CS11 service parts documentationCompatible with gear 49TA4136 (as specified in Muncie service parts documents)Fits Muncie CS10 Series clutch-shift and CS11 Series compact PTOsReferenced in Muncie service document SP95-03 CS10-11 Service Parts and SP01-01Used in these Muncie PTO modelsCS10 SeriesCS11 SeriesCS12 Series