Husqvarna Hexagon Lock Nut W/ Flange OEM #596583501

*This part replaces obsolete part #: 539990613 (Nut 3/8-16 Hex Whizlk), 8734006-00 and 539990613.

Compatibility
This part is compatible with the following machines:

Husqvarna
LZF 5227 (966956701) (2008-04) Ride Mower
LZF 6127 (966956801) (2008-04) Ride Mower
W 3212 (2001-02) Lawn Mower
W 3212 A (539104773-01) (2000-02) Lawn Mower
W 3213 (2001-02) Lawn Mower
W 3213 (968999114) (2004-11) Lawn Mower
W 3213 A (539104773-01) (2000-02) Lawn Mower
W 3612 (2001-02) Lawn Mower
W 3612 A (539104773-01) (2000-02) Lawn Mower
W 3613 (2001-02) Lawn Mower
W 3613 (968999116) (2004-11) Lawn Mower
W 3613 A (539104773-01) (2000-02) Lawn Mower
W 3613 ETS (968999117) (2001-09) Lawn Mower
W 3614 (2001-02) Lawn Mower
W 3614 A (539104773-01) (2000-02) Lawn Mower
W 4814 (2001-02) Lawn Mower
W 4814 A (539104773-01) (2000-02) Lawn Mower
W 4815 (2001-02) Lawn Mower
W 4815 (968999251) (2004-11) Lawn Mower
W 4815 A (539104773-01) (2000-02) Lawn Mower
W 4815 ETS (968999120) (2001-09) Lawn Mower
WG 3213 P (968999114) (2005-08) Lawn Mower
WG 3613 BF (968999365) (2006-02) Lawn Mower
WG 3613 E (968999117) (2006-02) Lawn Mower
WG 3613 EC (968999756) (2006-02) Lawn Mower
WG 3613 P (968999116) (2005-08) Lawn Mower
WG 4815 (968999278) (2004-11) Lawn Mower
WG 4815 E (968999120) (2006-02) Lawn Mower
WG 4815 P (968999278) (2005-08) Lawn Mower
WH 3614 (2001-02) Lawn Mower
WH 3614 A (2000-06) Lawn Mower
WH 4817 A (2000-06) Lawn Mower
Wh 4817 E (968999238) (2005-08) Lawn Mower
WH 4817 ETS (968999123) (2006-02) Lawn Mower
WHT 3615 (968999237) (2004-09) Lawn Mower
WHT 4817 (968999238) (2004-09) Lawn Mower
DT 22 BDS (B5DSA) (968999244) (2005-07) Dethatcher
DT 22 BF (B5FA) (968999213) (2005-07) Dethatcher
BG 22 (2002-08) Dethatcher
DT 22 BNR (B5NRA) (968999212) (2005-07) Dethatcher
DT 22 HF (H5FA) (968999243) (2005-07) Dethatcher
DT 22 HNR (H5NRA) (968999131) (2005-07) Dethatcher
DT 22 NF (NEFA) (968999247) (2005-07) Dethatcher
PZ6034FX Lawn Mower
IZ5223 (2009-07)(968999707) Lawn Mower
Z5426 (2012-07)(968999508) Lawn Mower
IZ5225TXPKOA (968999307) Ride-On Lawn Mower
ZTH6123KAA (968999203) Zero-Turn Riding Lawn Mower
968999219 Riding Lawn Mower
968999168 (ZTHKW4818A) Zero Turn Small Frame 48″ Commercial Mower
Z2-7 (540200800) (2003-04) Collection System Zero Turn
HCS9 (539111280) (2005-08) Collection System Zero Turn
HCS9 (111280) (2005-03) Collection System Zero Turn
HCS1372 (111750) (2005-03) Collection System Zero Turn
967322701 (2014-06) Collection System
967024401 (2012-02) Collection System, Pz Dfs
113706 (539113706) (2006-09) Collection System
TRD72 (968999770) (2009-03) Zero Turn Cutting Deck
TRD72 (968999770) (2007-12) Zero Turn Cutting Deck
TRD61 (968999769) (2009-03) Zero Turn Cutting Deck
TRD61 (968999769) (2007-12) Zero Turn Cutting Deck
TRD52 (968999768) (2009-03) Zero Turn Cutting Deck
TRD52 (968999768) (2007-12) Zero Turn Cutting Deck
TRD48 (968999767) (2009-03) Zero Turn Cutting Deck
TRD48 (968999767) (2007-12) Zero Turn Cutting Deck
FD61 (966059001) (2009-03) Zero Turn Cutting Deck
CD61 (968999761) (2009-03) Zero Turn Cutting Deck
CD61 (968999762) (2009-03) Zero Turn Cutting Deck
CD52 (968999760) (2009-03) Zero Turn Cutting Deck
CD52 (968999759) (2009-03) Zero Turn Cutting Deck
CD48 (968999758) (2009-03) Zero Turn Cutting Deck
CD48 (966659901) (2012-01) Zero Turn Cutting Deck
DTF22 (2009-09) 966068401 Lawn Care Equipment
SD22B5DSA (2009-09) 966067801 Lawn Care Equipment
DTF226 (2009-09) 966068501 Lawn Care Equipment
DTF226 (2010-02) 966067101 Lawn Care Equipment
SD22H5DSA (2009-09) 966068701 Lawn Care Equipment
DTF6 (2010-02) 966067201 Lawn Care Equipment
DTF6BF (2009-09) 966067201 Lawn Care Equipment
DT18BF (2009-01) 966019501 Lawn Care Equipment
TA48 (968999236) (2003-09) Ce Lawn Care Equipment
DT22 (968999247) (2005-11) Nefa Lawn Care Equipment
DT22 (966068601) (2008-02) Hnr Ce
DT22 (968999366) (2005-11) Hnr Lawn Care Equipment
DT22 (968999131) (2005-11) H5NRA Lawn Care Equipment
DT22 (968999243) (2005-11) H5FA Lawn Care Equipment
DT22 (968999367) (2005-11) Bnr Lawn Care Equipment
DT22 (968999212) (2005-11) B5NRA Lawn Care Equipment
DT22 (968999213) (2005-11) B5FA Lawn Care Equipment
DT22 (968999244) (2005-11) B5DSA Lawn Care Equipment
DT22 (2004-01) Lawn Care Equipment
DT22 (2003-03) Lawn Care Equipment
WGP3616 (966638501) (2010-10) Lawn Mower: Commercial Walk Behind
WGP4818 (966638502) (2010-10) Lawn Mower: Commercial Walk Behind
WH3615 (968999237) (2005-08) E Lawn Mower: Commercial Walk Behind
WH3615 (968999111) (2001-02) A Lawn Mower: Commercial Walk Behind
WH3615 (2008-08) 966947001 Lawn Mower: Commercial Walk Behind
WH3616 (966638601) (2010-09) Lawn Mower: Commercial Walk Behind
WH4817 (968999123) (2006-02) Ets Lawn Mower: Commercial Walk Behind
WH4817 (968999238) (2005-08) E Lawn Mower: Commercial Walk Behind
WH4817 (968999106) (2001-02) A Lawn Mower: Commercial Walk Behind
WH4817 (2008-08) 966947002 Lawn Mower: Commercial Walk Behind
W3213P (968999364) (2008-06) Lawn Mower: Commercial Walk Behind
WH4818 (966638601) (2010-09) Lawn Mower: Commercial Walk Behind
WH5217 (2008-08) 966947003 Lawn Mower: Commercial Walk Behind
WH5218 (966638601) (2010-09) Lawn Mower: Commercial Walk Behind
W3613P (968999116) (2008-06) Lawn Mower: Commercial Walk Behind
WHF3617 (2009-09) 966947008 Lawn Mower: Commercial Walk Behind
WHF5223 (2009-09) 966947006 Lawn Mower: Commercial Walk Behind
WHF6123 (2009-09) 966947007 Lawn Mower: Commercial Walk Behind
BE550 (966997301) (2008-07) Trimmer
LZ 25 (968999772) (2008-05) Zero Turn: Commercial
LZ 25 (968999310) (2009-06) Zero Turn: Commercial
LZ 25 (968999310) (2006-03) Zero Turn: Commercial
BZ 27 (968999315) (2006-04) Zero Turn: Commercial
BZ 27 (968999315) (2007-03) Zero Turn: Commercial
LZ 25 C (968999310) (2009-06) Zero Turn: Commercial
LZ 25 C (968999310) (2006-04) Zero Turn: Commercial
Bluebird
TA12 (968999444)(2010-04) Aerator
TA12 (968999444)(2003-09) Aerator
BB550A (968999494)(2010-04) Bedbug
CL550A (968999383)(2006-04) Bedbug
PR18B5FA (968999417)(2010-04) Power Rake
PR18B5FA (966067301)(2010-06) Power Rake
PR18B5NRA (968999418)(2010-04) Power Rake
PR18B5NRA (966067401)(2010-06) Power Rake
PR18BFAC (968999643)(2008-05) Power Rake
PR18H5FA (968999419)(2010-04) Power Rake
PR18H5NRA (968999420)(2008-05) Power Rake
PR18NEFA (968999601)(2008-05) Power Rake
PR18NEFA (968999421)(2010-04) Power Rake
PR18S6FA (968999678)(2007-07) Power Rake
PR22B5FA (968999422)(2010-04) Power Rake
PR22B5FA (966067501)(2010-06) Power Rake
PR22B5FBA (968999423)(2010-04) Power Rake
PR22B5FBA (966067601)(2010-06) Power Rake
PR22B5NRA (966067701)(2010-06) Power Rake
PR22B8FA (968999425)(2010-04) Power Rake
PR22H5FA (968999427)(2010-04) Power Rake
PR22H5FBA (968999428)(2010-04) Power Rake
PR22H5NRA (968999429)(2010-04) Power Rake
PR22NEFA (968999430)(2010-04) Power Rake
PR22S6FA (968999680)(2007-07) Power Rake
S22B5DA (966067901)(2010-06) Aerator
S22B5DAC (968999645)(2008-05) Aerator
S22NEDA (968999442)(2008-05) Aerator
S22S6DA (968999681)(2007-07) Aerator
Poulan
925ZX Zero Turn Riding Mower
Jonsered
Z52XF – 967328101 (2015-01) Zero Turn: Consumer
Craftsman