Upper gearset support for marine stern drive unit and method...

Marine propulsion – Screw propeller – Propulsion unit casing

Reexamination Certificate

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Reexamination Certificate

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07422500

ABSTRACT:
A support for the upper drive shaft of a marine stern drive unit. The support has an axial body installable in the axial bore of the upper case. Retainers on the body are engageable with the upper case to secure the support in place. One or both retainers are axially adjustable relative to the body. Adjustment may be achieved at threaded sections on the body which matingly engage threaded sections on the retainer.

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OEM Factory Service Manual #28 Bravo Sterndrive Units Part #90-863160; Section A Driveshaft; Section B Gear Housing; May 2000 Mercury Marine.
OEM Factory Service Manual #28 Supplement, Part #90-863160030; Nov. 2003.
OEM Factory Service Manuals #11 Bravo Sterndrive, Part #90-17431-2 & 90-17431-3; Feb. 1994.
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Mercury MerCruiser #28 Service Manual, Bravo Sterndrive Units, Serial No. OM100000 and above, 90-863160, May 2000, three total pages.
Mercury MerCruiser #28 Service Manual Supplement, Bravo Sterndrive Units, 90-863160030, Nov. 2003, p. 3A-18.
Workshop Manual, Aquamatic 270 Outboard Drive, Models B, C and D, Volvo Penta, 7724371-5, Nov. 1976, pp. 3, 13, 30-33.
MerCruiser Service Manual No. 11, Bravo Stern Drives, 90-17431-3 796, Jan. 1996, pp. 3A-12, 3A-13, 3A-29, 3A-31, 3A-37, 3A-43, 3A-46, 3C-2, 3C-3, 3D-4, and 3D-5.
Xtreme Advantage SC, Parts and Service Manual, IMCO, Jan. 2001, pp. 11, 13, 14, 18 and 19.
Bravo One XR & XZ, Sterndrive Unit Chart (Gasoline) Bravo (XR & XZ), 90-891749, printed date of Mar. 21, 2007, ten total pages.
MerCruiser Service Training Notebook, 90-90593, 8-1093, Brunswick Corporation, Nov. 1993, pp. 16, 41-43.
Mercury MerCruiser #28 Service Manual Supplement, Bravo Sterndrive Units, 90-863160030, Nov. 2003, p. 3A-18, two total pages.

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