Husqvarna Gear Wheel Oil Pump OEM #503931801

This part replaces obsolete part #: .

Description:
This pinion is available as an individual replacement part. It fits between the needle bearing and the pump piston. The pinion is made out of metal and plastic and will need to be replaced if it breaks. A screwdriver may be needed when replacing this part. This is an authentic replacement part for chainsaws made by Husqvarna and Jonsered.

Compatibility
This part is compatible with the following machines:

Husqvarna
445 (2007-03) Chainsaw
445 (2007-03) Chainsaw
445 (2007-09) Chainsaw
445 (2007-09) Chainsaw
445 E (2007-03) Chainsaw
445 E (2007-03) Chainsaw
445 E (2007-09) Chainsaw
445 E (2007-09) Chainsaw
450 E (2007-03) Chainsaw
450 E (2007-03) Chainsaw
450 E (2007-09) Chainsaw
450 E (2007-09) Chainsaw
340 (2001-09) Chainsaw
340 (2001-09) Chainsaw
340 (2004-03) Chainsaw
340 (2004-03) Chainsaw
340 (2005-05) Chainsaw
340 (2005-05) Chainsaw
340 (2006-06) Chainsaw
340 (2006-06) Chainsaw
340 (2007-01) Chainsaw
340 (2007-01) Chainsaw
340 E (2005-05) Chainsaw
340 E (2005-05) Chainsaw
340 E (2006-06) Chainsaw
340 E (2006-06) Chainsaw
340 EPA (1999-09) Chainsaw
340 EPA (1999-09) Chainsaw
340 EPA (2003-01) Chainsaw
340 EPA (2003-01) Chainsaw
340 EPA (2004-03) Chainsaw
340 EPA (2004-03) Chainsaw
345 (2001-09) Chainsaw
345 (2001-09) Chainsaw
345 (2004-03) Chainsaw
345 (2004-03) Chainsaw
345 (2007-01) Chainsaw
345 (2007-01) Chainsaw
345 E (2005-05) Chainsaw
345 E (2005-05) Chainsaw
345 E (2006-06) Chainsaw
345 E (2006-06) Chainsaw
345 EPA (2003-01) Chainsaw
345 EPA (2003-01) Chainsaw
345 EPA (2004-03) Chainsaw
345 EPA (2004-03) Chainsaw
350 (2001-09) Chainsaw
350 (2001-09) Chainsaw
350 (2004-03) Chainsaw
350 (2004-03) Chainsaw
350 (2005-05) Chainsaw
350 (2005-05) Chainsaw
350 EPA (2003-01) Chainsaw
350 EPA (2003-01) Chainsaw
350 EPA (2004-03) Chainsaw
350 EPA (2004-03) Chainsaw
345EPA (1999-09) Chainsaw
345EPA (1999-09) Chainsaw
450 (2011-07) Chainsaw
450 (2011-07) Chainsaw
450 (2010-09) Chainsaw
450 (2010-09) Chainsaw
445 E II Chain Saw
445 II Chain Saw
450 E II Chain Saw

Jonsered
2141 (2000-08) Chain Saw
2141 (2001-09) Chain Saw
2145 (2000-08) Chain Saw
2145 (2001-09) Chain Saw
2150 (2000-08) Chain Saw
2150 (2001-09) Chain Saw
CS2141 (2003-01) Chain Saw
CS2141 (2004-03) Chain Saw
CS2141 (2007-01) Chain Saw
CS2141 EPA (2004-03) Chain Saw
CS2145 (2003-01) Chain Saw
CS2145 (2004-03) Chain Saw
CS2145 (2007-01) Chain Saw
CS2145 EPA (2004-03) Chain Saw
CS2150 (2003-01) Chain Saw
CS2150 (2004-03) Chain Saw
CS2150 (2007-01) Chain Saw
CS2150 EPA (2004-03) Chain Saw
CS2245 (2008-09) Chain Saw
CS2245 (2009-02) Chain Saw
CS2245 (2010-07) Chain Saw
CS2245 (2011-07) Chain Saw
CS2245 S (2008-09) Chain Saw
CS2245 S (2009-02) Chain Saw
CS2245 S (2010-07) Chain Saw
CS2245 S (2011-07) Chain Saw
CS2250 S (2008-09) Chain Saw
CS2250 S (2009-02) Chain Saw
CS2250 S (2010-07) Chain Saw
CS2250 S (2011-07) Chain Saw