The Eaton Fuller capscrew X8-645 or X8645 is a 3/8"-16 x 1" hex head fastener used in the auxiliary drive gear group of Fuller transmissions. Manufacturer parts manuals list this capscrew for over 60 transmission models, including the RTLO-14610B, RTLO-12713A, RTLO-12913A, RT-7608LL, RT-8608L, RTLO-11118A-MT, FM-14D310B-LST, and the RTAO series. Typical quantity per application ranges from four to six capscrews. Call us to confirm the correct quantity needed for your specific transmission build.
Interchanges:
- 12546902
- 3919542
- X8612
- X8645SP
- ZBFX8645
Features
Eaton Fuller capscrew, part number X8-645 or X8645
3/8"-16 x 1" thread size and length
Used in the auxiliary drive gear group
Fits 60+ Fuller transmission models including RTLO, RT, RTAO, and FM series
Typical application quantity: 4 to 6 capscrews per transmission
Tech Specs
- Thread Size: 3/8"-16
- Length: 1"
- Application Group: Auxiliary Drive Gear
- Compatible Models: RTLO, RT, RTAO, RTF, FM series Fuller transmissions (60+ models)
Used in 320 Eaton Fuller models
