-
Lawnmower
- Clearance
- Lawnmower Blades
- Blade Adapters & Accessories
- Bearings
- Bushings
- Controls & Cables
- Deck Parts
- Deck Rebuild Kits
- Steering Parts
- Drive Belts
- Drive Parts
- Wheels, Tires & Tubes
- Covers
- Accessories
-
Chainsaw
- Clearance
- Automatic Grinders *NEW*
- Chainsaw Chain
-
Chainsaw Bars
- Pitch & Gauge Reference Chart
- Lithium *NEW*
-
Husqvarna
- Models 33, 44, 45, 49, 50, 51, 55, 57, 133, 154, 234, 238, 242, 242XP, 246, 254, 254XP, 257, 261, 262, 262XP
- Models 346XPG, 353 E-Tech, 353G, 357XP, 357XPG, 359, 359 E-Tech, 360, 435, 435E, 440E, 444, 445, 445E
- Models 336, 340, 345, 346, 350, 351, 353, 339XP, 346XP, 346 E-TECH
- Models 540i / T540i
- Models 55 Rancher, 450, 450E, 455, 455 Rancher, 460, 460 Rancher, 466, 543XP, 545, 550XP, 550XPG
- Models L Series: 61, 62, 65, 66, 70, 77; 181, 185, 266, 268, 272, 281, 285, 288, 288XP, 298
- Models 365, 371, 372, 372XP, 380, 385XP, 390XP, 394, 394XP, 395, 395XP, 480
- Models 562XP, 562XPG, 570, 575XP, 576XP, 1100, 2100, 2101, 3120, 3120XP, Jungle 3120
- Models 23, 36, 41, 136, 137, 141, 142, 235, 235E, 240, 240E, 243, 249
-
Stihl
- Models 009, 009L, 010, 011, 012, 015, 017, 018, 018C, 019, 019T, 020, 020 SUPER, 020T, 021, 023, 023C, E10, E14, E140
- Models 021, MS210, 025, 025C, MS230, MS230C, MS250, MS250C
- Models 024, 024 Super, 026, 026P, 026PRO, 028, 028 Super
- Models 029, 030, 031, 032, 034, 034S, 036, 036P, 036PRO, 036QS, 039, MS291, MS360
- Models 038, 038Pro, 038 Super, 040, 041, 042, 044, 044M, 045, 046, 046M, 048, 056, 056S, 064, 066, 066 Magnum
- Models 050, 051, 075, 076, 07S, 084, 088, 088M, 08SEQ, E30, MS880, MS880 Magnum, S10
- Models MSE140, MSE140C, MSE180, MSE200
- Models MS170, MS171, E180, E180C, MS180C, MS181, MS181C, MS190T, MS191T, MS192C, MS192T
- Models MS200, MS200T, MS210, MS210C, MS211, MS211C, MS220, MS230, MS230C, MS250, MS250C, MSE140
- Models Farm Boss, MS260, MS260 Pro, MS261, MS270, MS271, MS280, MS290, MS291, MS360
- Models MS310, MS311, MS361, MS362, MS390, MS391, MS440, MS440 Magnum, MS441, MS460, MS650, MS660, MS660M
-
Dolmar
- Models 100, 101, 102, 103, 104, 105, 108, ES-161, ES-171, ES-173A, PS-34, PS-45
- Models 109, 110, 111, 115, 115i, PS-460, PS-510, PS-540, PS-5100S, PS-5105
- Models 110, 111, 112, 113, 114, 115, 115i, 116, 116si, 117, 118, 119
- Models PS-460, PS-510, PS-540, PS-5100S, PS-5105, PS-6000i
- Models PS-340, PS-341, PS-350, PS-400, PS-401, PS-420, PS-3300TH, PS-3410TH
- Earthwise
-
Echo
- Models CS-280, CS-290, CS-300, CS-300EVL, CS-301, CS-302, CS-302S, CS-305, CS-306
- Models CS-310, CS-315, CS-330EVL, CS-330T, CS-340, CS-341, CS-345, CS-346, CS-351, CS-330MX4
- Models CS-352, CS-360, CS-360T, CS-370, CS-370T, CS-400, CS-3000, CS-3400, CS-3450, ECS2000, ECS3000
- Models CS-400EVL, CS-440, CS-440EVL, CS-510, CS-520, CS-3600, CS-3900, CS-4000, CS-4100, CS-4400, CS-4500, CS-4600, CS-5000
- Models CS-60, CS-60S, CS-451, CS-452, CS-500, CS-501EVL, CS-550, CS-590, CS-600P, CS-601, CS-602, CS-610, CS-610T, CS-650, CS-660, CS-670, CS-680
- Models CS-701, CS-702, CS-706, CS-750, CS-6700, CS-8000, CS-900, CS-1001
- Ego
- Hitachi
-
Homelite
- Models: 30, 130, 150, 150AO, 250, 252, 290, 300 (before 1989), 340, BIG RED, EZ250, EZ250AO, MINI SL, SUPER EZ AO, XL-76, XL-100
- Models 20, 20AV, 23, 23AV, 27, 3300, 3314, 3316, 3318, 3350, 3550, 3800, 3850, 4500, 4550, CS-40, D3300, D3350B, D3850, D3850B, I3350B, PS33, Ranger
- Models UT10514, UT10516, UT10517, UT10530, UT10530A, UT10540, ZR10540, UT10548
- Models UT10560, ZR10560, UT10564, UT10566, UT10568, UT10580, ZR10580, UT10584
- Models UT10586, UT10588, UT10901, UT10901A, UT10926, UT10947A, UT10947D, UT10947E
- Models UT43100, UT43102, UT43103, UT43120, UT43122, Z3850
- Models 25, 27, 4100, 4150, 4500, 4550, D4550B, I3850B, I4150B, I4550B, Super240, Timberman
- Models UT10518, UT10519, UT10520, ZR10520, UT10522, ZR10522, UT10526, UT10550, UT10552
- Models UT10896, UT10910, UT10927A, UT10942A, UT10946A
- John Deere
-
Jonsered
- Models 45, 49, 50, 51, 52, 370, 410, 420, 425, 435, 450, 451, 455, 510, 521, 525, 535, CS2145, CS2149 Turbo
- Models 625, 630, 630 Super, 630 West Coast, 2063, 2065, 2071, 2077, 2165, 2171, CS2165, CS2171, CS2186, CS2188
- Models 2014, 2016, 2035, 2036, 2036 Turbo, 2040, 2040 Turbo, 2041, 2045, CS2152W
- Models CS2135, 2137, CS2137, 2138, CS2138, CS2152W, CS2238S
- Models 2141, CS2141, 2050, 2050 Turbo, 2051, 2054, 2055, 2149, 2149 Turbo
- Models Turbo, CS2150, CS2152W, CS2153, CS2156, CS2159, CS2159C, CS2163, CS2245, CS2250, CS2255
-
Makita
- Models DCS430, DCS431, DCS460, DCS510, DCS520
- Models DCS540, DCS5121, DCS5201, DCS5200i
- Models DCS3416, UC3030A, UC3500, UC3530A, UC4000, UC4030A
- Models 5012B, 5014NB, 5016NB, DCS330S, DCS330TH, DCS34, DCS340, DC341, DCS390, DCS390S, DCS400, DCS401
- Models DCS6401, DCS6421, DCS7301, DCS7901, DCS9000, DCS9010
-
McCulloch
- Models 10E, 12E, 14E, 16E, 145-14, 225-16, 3818AV, Eager Beaver, EB 2.3, EB 6A
- Models MS1416, MS1420, MS1425, MS1430, MS1432, MS1435, MS1455
- Models 1845, MS1846AV, 1849AV, MS1850, 2046AV, MS2046AV, 2049AV, MS2049, MS2050
- Models 2010, 2014, 2016, 2018, 2138, 3214, 3216, 3514, 3518, 3816, 3818
- Models 4600, 4700, 4900, 5000, 5500, Pro Mac 40, 46; Silver Eagle: 2818, 3020, Timber Bear 20 (later models)
- Models MacCat, MacCat 16, MacCat18, MCC1514, MCC3516, MCC4516, Mini Mac, PM380, PM400, Power Mac Series 6
- Model MS Series 110, 115, 120, 130, 140, 155, 160S, 165, 175, 310, 320, 330, 340, 355, 365, 375, 430, 435, 440, 445, 510, 515
- Models MS1630, MS1630ONT, MS1635, MS1635AV, MS1640, MS1640ONT, MS1645, MS1838, MS1842, MS1846
- Models Pro Mac Series 3200, 3205, 3210, 3212, 3214, 3216, 3219, 3505, 3800, 3805, 3818, 3850
- Models Silver Eagle Series 2010, 2012, 2014, 2016, 2018, 2316, SP-40, Super 16, Super 18
- Models Titan Series 35, 36, 37, 38, 39 to Wildcat
- Oleo-Mac, Olympyk, Efco
- Partner/Pioneer
-
Poulan/Poulan Pro
- Models 25A, 180, 190, 200, 205, 210, 220, 221, 222, 225, 230, 235, 236, 240, 250, 255, 260, 262, 400E, 1220, 1630, 1634, 1800, 1838
- Models (Electric): 1420, 1425, 1625, 2100, 2400, 2500, 2600
- Models 1900, 1900LE, 1950, 1950LE, 1975, 1975LE, 2000, 2025, 2050, 2055, 2055LE, 2075, 2075C, 2150, 2155, 2160, 2175, 2250, 2250LE
- Models 2300, 2350, 2375, 2375LE, 2450, 2550, 2550LE, 2555, 3314, 3314WS, 3314WSA, 3416
- Models 3516, 3516PR, 3516AVX, 3816, 3816AV, 3818, 4018, 4018WT, 4218, 4218AV, 4218AVX
- Models E14E, E16E, ES350, ES400, Micro 25 XX & XXV Series, S23, S25, S25AV, S25CVA, S25D, S25DA, S35, Electric Models: 1420, 1425, 1625, 2100, 2400, 2500, 2600
- Models Electric Pro 400E, Patriot 1900, PP3516AVX, Wildthing, Woodshark
- Models 255, 285, 295, 305, 306SA, 310, 315, 335 Predator, 336, 2700, 2750, 2775, 2800, 2900 Farm Hand, 3000, 3050, 3100, 3300, 4600, 4620, 4620AV, 4620AVX
- Model 325
- Models 203, 245, 306, 306A, 360, 361, 375, 385, 395, 400, 445, 446, 450, 3400, 3600, 3700, 3800, 3900, 4000, 4200, 4400, 4900, 5200, 5400, 5500, 6700
- Models 415, 425, 445, 475, 505
- Models 6900, 7700, 8500
- Power Pruner
- Remington
- Ryobi
-
Sears
- Models 3400, 3401, 3402, 3407, 3411, 3412, 3414, 3415, 3425, 3445, 3455, 3460, 3461, 3476
- Models 34071, 34094, 34101,34102, 34104, 34106, 34108, 34109, 34111, 34114, 34115, 34116, 34117, 34118, 34124, 34150, 34180, 34181
- Models 35008, 35018, 35023, 35024, 35026, 35027, 35028, 35036, 35037, 35038, 35044, 35046, 35048,35056, 35058
- Models 35020, 35021, 35119, 35120, 35121, 35492, 35607, 35628, 35633
- Models 35060, 35066, 35067, 35080, 35081, 35082, 35083, 35087, 35088, 35091, 35093, 35095, 35096, 35099, 35104, 35106
- Models 35108, 35114, 35115, 35116, 35117, 35118, 35134, 35136, 35138, 35144, 35145, 35146, 35148
- Models 35156, 35158, 35160, 35161, 35170, 35171, 35180, 35181, 35182, 35190, 35191, 35198, 35202, 35203, 35205, 35206, 35207, 35209
- Models 35211, 35215, 35216, 35218, 35219, 35224, 35231, 35232, 35235, 35238
- Models 35263, 35266, 35267, 35268, 35269, 35270, 35273, 35280, 35281, 35283, 35363, 35366, 35367, 35504, 35505, 35506, 35508, 35512, 35514, 35515
- Models 35212, 35483, 35608, 35609, 35690, 35721, 35728, 35826, 35829, 35851, 35881, 35885, 35887, 35889
- Models 35516, 35623, 35624, 35713, 35714, 35717, 35718, 35723, 35736, 35802, 35824, 35841, 35886
- Models 36010, 36012, 36013, 36015, 36017, 36018, 36026, 36028, 36036, 36068, 36068, 36069, 36080, 36082, 36083, 36085, 36087, 36088, 36218
- Shindaiwa
- Solo
- Tanaka
- Worx
- Carving Bars
- Bar Accessories
-
Sprockets
-
Husqvarna
- Model 390XPW
- Models 36, 41, 136, 137, 141, 142, 230, 235, 236, 240
- Models 39, 44, 140, 235, 240S, 238, 444, 340SE, 340SG
- Models 40, 45, 49
- Models 42, 242 (after serial # 3441001), 246
- Models 50, 51, 55, 154, 254, 262 / 257 (before serial #345-0001)
- Model 61, 66, 162, 222, 266, 268, 272, Rancher 61 / 61 (after serial #0510572)
- Models 65, 77, 160, 163, 180, 260, 263, 280, 380, 480, L-65
- Models 133, 234, 238, 242 (before S/N 344-1001)
- Models 254 (after S/N 345-0001), 257 (after S/N 345-0001), 262 (after S/N 345-0001)
- Models 334T, 335, 336, 338XPT, 339
- Models 340, 345, 346XP, 350, 351, 353, 357, 445, 450
- Models 355, 357XP, 359, 359EP
- Models 362, 365, 371, 372, 385, 570, 575XP, 5176
- Model 425
- Models 450, 455, 460
- Models 545, 550, 555, 560, 562
-
Stihl
- Models 017, 018, 019, 021, 023, 025, MS170, MS180C, MS181, MS190, MS192, MS210, MS211, MS230, MS250, MS251, MS171, MS191
- Models 020AV, 020AVE, 020AV PRO, 020AV SUPER, 020T
- Models 024, 026 (before S/N X25809074) (1/2" drum width)
- Models 024, 026 (after S/N X25809074), MS240, MS260, MS261, MS270, MS271, MS280, MS281 MS290, MS291 (5/8" drum width)
- Models 029, 034, 034 SUPER, 036, 039, MS290, MS310, MS311, MS340, MS360, MS361, MS362, MS390, MS391
- Models 030, 031, 032, 040, 041, FARM BOSS, MS310
- Models 038, 038 Super Magnum
- Models 042, 048
- Models 044, 046, 262, MS361, MS440, MS441, MS460
- Models 064, 066, MS660
- Echo
-
Homelite
- Models 150 AO, 350, 350HG, 350SL (w 2-5/8" clutch / 5/8"- dia. shaft), EZ, EZ 250 AO, EZ Auto, Super EZ Auto, SXL Mini AO, VI 123, XL76 (without brake), XL 101, XL Mini AO
- Models 180, 190, 200, 5240, Super 2, Super 2CC, VI Super 2, XEL, XL, XL2, XL Mini
- Models 240, 245, 3916
- Models 330, 350, 350HG, 350SL (with 3" clutch), 360, 410, VI 123, VI 125, XL (76-100 series)
- Models 450, 550, Super XL925 (with 6-shoe clutch), Super XL Auto, VI944, VI955, XL (800-924 series), XL-12 (after serial #1735838), XL Auto
- John Deere
- Jonsered
-
McCulloch
- Models 155, 165, 355, 365, 375, 515, 605, 610, 650, 655, 700, 805, 850,855, MAC 1-10 through 10-10, PRO MAC 55, PRO MAC 60, SP-701, TIMBER BEAR
- Models 365, 200, 2010, 2012, 2014, 2016, 2116, 2316, 2318, 3000, 3200, 3210, 3214, 3216, 3505, 3516, 3805,
- Models 3818, MAC 110-140, MINI MAC, MS1432, MS1435, MS1838, PM480, POWER MAC 310-340, PRO MAC 3205 AV-14, TITAN 35-40
- Partner
-
Poulan & Poulan Pro
- Models Wild Thing / Wood Shark (with .3125 Crankshaft)
- Models 20, 180, 205, 222, 225, 235, 1800, 2000, 2100, 2300, 2400, Micro 25, 1950, Woodshark
- Models 210, 221, 230, 260, 1950, 2050, 2055, 2075, 2150, 2155, 2175, 2250, 2275, 2450, 2550, Patriot 1980, Wildthing, Wood Shark, (.3937 Crank)
- Models 255, 295, 2500, 2600, 2750, 2775, 2900, 3050, P600, Wood Shark
- Model 325
- Models 360, 361, 400, 401, 450, 451, 440E
- Remington
- Sears
-
Husqvarna
- Sprocket Rims
- Chainsaw Parts
- Chainsaw Sharpening
- Chainsaw Attachments
- Safety Wear
- Woodcutting Supplies
- Saw Mills & Accessories
- 2-Cycle
-
4-Cycle
- Clearance
- Air Filters
- Battery Cables & Terminals
- Carburetors
- Carburetor Repair Kits
- Carburetor Repair Parts
- Fuel Line
- Fuel Filters & Accessories
- Internal Engine Parts
- Ignition Accessories
- Spark Plugs
- Mufflers
- Oil Filters & Accessories
- Starter Parts
- Arborist
- Trimmer/Blower
- Snowblower
- Shop Supplies
- Cut Off Saw
- Your cart is empty
Oil Pump Pins
Replaces 503 66 01-02
Item #: 44381
$15.29
Availability:
In Stock Qty: 7
In Stock Qty: 7
Description
Fits model 55
Replaces Husqvarna 503660102
Company Info
Customer Service
Account Info