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Repair Parts Home  Lawn Equipment Parts  Simplicity Parts  Simplicity Lawn Mower Parts  Simplicity 1690278 1021, 21In Self Propelled Mower Parts

We Sell Only Genuine Simplicity ® Parts.

Simplicity 1690278 1021, 21In Self Propelled Mower

Simplicity 1690278 1021, 21In Self Propelled Mower Parts

Engine Housing Shroud Group
Handle Group
Wheel Height Adjusters
     
Engine Housing Shroud Group
Click to close
 Fig #
1
Hex Head Washer Screw
 $3.25
Part Number: 2828635SM
In Stock, 25+ Available
Ships within 1 business day

2
Decal, Caution
 
No Longer Available [ More Info ]
Part Number: 1657165
Not Available

3
Decal, 1021
 
No Longer Available [ More Info ]
Part Number: 1657164
Not Available

4
Plate, Cover
 
No Longer Available [ More Info ]
Part Number: 171645
Not Available

5
Screw, Special
 
No Longer Available [ More Info ]
Part Number: 2172429
Not Available

6
Spring
 
No Longer Available [ More Info ]
Part Number: 171651
Not Available

7
Nut, Full Lock, 1/4-20
 
No Longer Available [ More Info ]
Part Number: 2823358
Not Available

8
Guard Assy, Stone
 
No Longer Available [ More Info ]
Part Number: 175703
Not Available

9
Lockwasher, Split 1/4
 $2.79
Part Number: 704133
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

Note: (Muffler Guard)
10
Capscrew, Hex Hd., 1/4-20 X 1/2
 
No Longer Available [ More Info ]
Part Number: 2808295
Not Available

11
Housing, 21"
 
No Longer Available [ More Info ]
Part Number: 176069
Not Available

12
Nut, Speed, Special
 
No Longer Available [ More Info ]
Part Number: 108699
Not Available

13
Screw, Thumb, 1/4-20 X 5/8
 
No Longer Available [ More Info ]
Part Number: 2828694
Not Available

14
Shroud Assy
 
No Longer Available [ More Info ]
Part Number: 108760
Not Available

16
Hinge
 
No Longer Available [ More Info ]
Part Number: 108763
Not Available

17
Rivet, Oval Hd. 3/16 X 5/16
 
No Longer Available [ More Info ]
Part Number: 2828706
Not Available

19
Rivet, Rd. Hd., 3/32
 
No Longer Available [ More Info ]
Part Number: 928708
Not Available

20
Ring, Support
 
No Longer Available [ More Info ]
Part Number: 108777
Not Available

21
Nut & Washer Assy, No. 10-32
 
No Longer Available [ More Info ]
Part Number: 2828919
Not Available

22
Capscrew, Hex Hd., No. 10-32
 
No Longer Available [ More Info ]
Part Number: 2830531
Not Available

23
Adapter, Blade
 
No Longer Available [ More Info ]
Part Number: 108716
Not Available

24
Key, Woodruff No. 6, 5/32 X 5/8
 $2.91
Part Number: 2810224SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

25
Capscrew, Hex, 3/8-24 X 1-1/2
 
No Longer Available [ More Info ]
Part Number: 2822128
Not Available

26
Stiffener, Blade
 
No Longer Available [ More Info ]
Part Number: 108704
Not Available

27
Blade, 21"
 
No Longer Available [ More Info ]
Part Number: 108700
Not Available

28
Screw, 5/16-18 X 1
 
No Longer Available [ More Info ]
Part Number: 928697
Not Available

29
Film, Instruction
 
No Longer Available [ More Info ]
Part Number: 1608220
Not Available

31
Chute Assy
 
No Longer Available [ More Info ]
Part Number: 1657256
Not Available

32
Deflector
 
No Longer Available [ More Info ]
Part Number: 171643
Not Available

33
Grass Bag
 
No Longer Available [ More Info ]
Part Number: 1657134
Not Available

34
Support, Bag, Front
 
No Longer Available [ More Info ]
Part Number: 1657414
Not Available

35
Support, Bag, Rear
 
No Longer Available [ More Info ]
Part Number: 1657152
Not Available

36
Film, Numeral, Engine
 
No Longer Available [ More Info ]
Part Number: 170488
Not Available

37
Rod, Support Bag
 
No Longer Available [ More Info ]
Part Number: 1657554
Not Available

38
Baffle
 
No Longer Available [ More Info ]
Part Number: 171644
Not Available

39
Nut, Speed, 1/4-20
 
No Longer Available [ More Info ]
Part Number: 2828705
Not Available

41
Decal, Shroud
 
No Longer Available [ More Info ]
Part Number: 1657166
Not Available

42
Decal, Shroud
 
No Longer Available [ More Info ]
Part Number: 1657167
Not Available

43
Decal, Speed Control
 
No Longer Available [ More Info ]
Part Number: 1657638
Not Available

44
Washer, External, 3/8
 $4.57
Part Number: 703864
In Stock, 6 Available
Ships within 1 business day

45
Washer, Plain, 3/16
 
No Longer Available [ More Info ]
Part Number: 2817380
Not Available

Handle Group
Click to close
 Fig #
1
Handle, Lower
 
No Longer Available [ More Info ]
Part Number: 1657151
Not Available

2
Handle, Upper
 
No Longer Available [ More Info ]
Part Number: 1657150
Not Available

3
Bolt, Curved Hd. 5/16-18 X 1-3/4
 
No Longer Available [ More Info ]
Part Number: 108778
Not Available

4
Eyelet
 
No Longer Available [ More Info ]
Part Number: 1657535
Not Available

5
Washer, Plain, 1/4
 
No Longer Available [ More Info ]
Part Number: 2817377
Not Available

6
Nut, Wing
 
No Longer Available [ More Info ]
Part Number: 2108848
Not Available

7
Nut, Hex, Full Lock, 5/16-18
 
No Longer Available [ More Info ]
Part Number: 2823362
Not Available

8
Pin Hair .0915 x 1-7/8
 $2.68
Part Number: 5025210YP
In Stock, 22 Available
Ships within 1 business day

9
Film, Handle
 
No Longer Available [ More Info ]
Part Number: 1608221
Not Available

10
Pulley, Engine
 
No Longer Available [ More Info ]
Part Number: 1657515
Not Available

11
Key, Woodruff, No. 5, 1/8 X 5/8
 $2.34
Part Number: 2805121SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

12
Setscrew, 5/16-18 X 1/4
 
No Longer Available [ More Info ]
Part Number: 2828734
Not Available

13
Cover, Pulley
 
No Longer Available [ More Info ]
Part Number: 1657181
Not Available

14
Capscrew, Hex, 1/4-20 X 1/2
 
No Longer Available [ More Info ]
Part Number: 2821958
Not Available

15
Lockwasher, Split 1/4
 $2.79
Part Number: 704133
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

Note: (Muffler Guard)
16
Nut, Tinn., 1/4-20
 
No Longer Available [ More Info ]
Part Number: 2817867
Not Available

17
Belt
 
No Longer Available [ More Info ]
Part Number: 1657284SM
Not Available

18
Bracket, Idler Support
 
No Longer Available [ More Info ]
Part Number: 1657247
Not Available

19
U-Bolt, Idler
 
No Longer Available [ More Info ]
Part Number: 108693
Not Available

20
Screw, Taptite
 
No Longer Available [ More Info ]
Part Number: 2829000
Not Available

21
Ring, "E" Type
 
No Longer Available [ More Info ]
Part Number: 108698
Not Available

22
Spring, Torsion, Idler
 $15.39
Part Number: 2108729SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

23
Pulley Assy, Idler
 $22.34
Part Number: 2108730SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

24
Pulley Assy, Idler
 $22.34
Part Number: 2108730SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

26
Screw, Special, 5/16-18 X 1
 
No Longer Available [ More Info ]
Part Number: 2106772
Not Available

27
Screw, Thd. Forming, 1/4-20 X 1
 
No Longer Available [ More Info ]
Part Number: 2829783
Not Available

28
Locknut, Flange, 1/4-20
 
No Longer Available [ More Info ]
Part Number: 2830642
Not Available

29
Bellcrank Assy
 
No Longer Available [ More Info ]
Part Number: 1657259
Not Available

30
Lever
 
No Longer Available [ More Info ]
Part Number: 1657175
Not Available

31
Spacer
 $7.98
Part Number: 2156150SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

32
Lockwasher
 $2.34
Part Number: 703116
In Stock, 1 Available
Ships within 1 business day

33
Nut, 5/16-18 Hex
 $2.34
Part Number: 7091511SM
In Stock, 2 Available
Ships within 1 business day

34
Shaft, Drive Wheel
 
No Longer Available [ More Info ]
Part Number: 108666
Not Available

35
Bearing & Retainer Assy
 
No Longer Available [ More Info ]
Part Number: 108667
Not Available

36
Pulley, Drive
 
No Longer Available [ More Info ]
Part Number: 1657180
Not Available

37
Collar, Set
 $8.21
Part Number: 1729282SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

38
Driver, Wheel
 
No Longer Available [ More Info ]
Part Number: 108664
Not Available

39
Rod, Clutch
 
No Longer Available [ More Info ]
Part Number: 1657245
Not Available

40
Rod, Engaging Lower
 
No Longer Available [ More Info ]
Part Number: 108669
Not Available

41
Turnbuckle
 
No Longer Available [ More Info ]
Part Number: 2108775SM
Discontinued
Not Available


42
Nut, Hex Full, No. 10-24
 
No Longer Available [ More Info ]
Part Number: 2816621
Not Available

43
Nut, Full Hex, No. 10-24, L.H. Thread
 
No Longer Available [ More Info ]
Part Number: 2828704SM
Discontinued
Not Available


44
Handle Assy, Engaging
 
No Longer Available [ More Info ]
Part Number: 1653231
Not Available

45
Bolt, Shoulder, Handle
 
No Longer Available [ More Info ]
Part Number: 108734
Not Available

46
Locknut, Full Hex, Jam, 5/16-18
 
No Longer Available [ More Info ]
Part Number: 2828698
Not Available

47
Stop, Handle
 
No Longer Available [ More Info ]
Part Number: 108757
Not Available

48
Nut, Hex, Flange Lock, 5/16-18
 
No Longer Available [ More Info ]
Part Number: 2829001
Not Available

49
Bearing, Needle
 
No Longer Available [ More Info ]
Part Number: 108654
Not Available

50
Seal, Grease
 
No Longer Available [ More Info ]
Part Number: 108696
Not Available

51
Clamp, Cable
 
No Longer Available [ More Info ]
Part Number: 2108812
Not Available

Wheel Height Adjusters
Click to close
 Fig #
1
Washer, Spring
 $2.91
Part Number: 2170157SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

2
Wheel, 6" Front
 
No Longer Available [ More Info ]
Part Number: 108702
Not Available

2
Wheel, 6" Front
 
No Longer Available [ More Info ]
Part Number: 170153
Not Available

3
Cap, Hub, Front & Rear
 
No Longer Available [ More Info ]
Part Number: 108783
Not Available

3
Cap, Hub, Rear
 
No Longer Available [ More Info ]
Part Number: 170156
Not Available

4
Spring, Height Adj.
 
No Longer Available [ More Info ]
Part Number: 108641
Not Available

5
Adjuster, Height, Front
 
No Longer Available [ More Info ]
Part Number: 108639
Not Available

6
Plate, Adjusting
 
No Longer Available [ More Info ]
Part Number: 108640
Not Available

7
Bolt, Shoulder, Hex
 
No Longer Available [ More Info ]
Part Number: 108711
Not Available

8
Capscrew, Hex, 3/8-16 X 3/4
 
No Longer Available [ More Info ]
Part Number: 2821965
Not Available

9
Nut, Pilot, Twin
 
No Longer Available [ More Info ]
Part Number: 108697
Not Available

10
Wheel, 10" Rear
 
No Longer Available [ More Info ]
Part Number: 108701
Not Available

10
Wheel, 10" Rear
 
No Longer Available [ More Info ]
Part Number: 172109
Not Available

11
Bolt-Wheel 3/8-16x2.7
 $4.45
Part Number: 2108765SM
In Stock, 25+ Available
Ships within 1 business day

11
Bolt, Rear Wheel
 $9.12
Part Number: 2170135SM
Ships In 4 - 7 Business Days
Ships in 4 - 7 business days

12
Adjuster, Height Rear
 
No Longer Available [ More Info ]
Part Number: 108638
Not Available

13
Spacer, Height Adj.
 
No Longer Available [ More Info ]
Part Number: 105184
Not Available

14
Washer, Plain, 5/16
 
No Longer Available [ More Info ]
Part Number: 2817642
Not Available

15
Nut, Hex, Full Lock, 3/8-16
 
No Longer Available [ More Info ]
Part Number: 2823428
Not Available

16
Bracket Assy, R.H.
 
No Longer Available [ More Info ]
Part Number: 1657154
Not Available

17
Screw, Taptite
 
No Longer Available [ More Info ]
Part Number: 2829000
Not Available

18
Bracket Assy, L.H.
 
No Longer Available [ More Info ]
Part Number: 1657155
Not Available

19
Plate & Tube Assy, Manual 176116 E.S.
 
No Longer Available [ More Info ]
Part Number: 176115
Not Available

20
Spring, Height Adj.
 
No Longer Available [ More Info ]
Part Number: 170264
Not Available

21
Nut, Hex, Flange Lock, 5/16-18
 
No Longer Available [ More Info ]
Part Number: 2829001
Not Available

22
Bolt, Front Wheel
 
No Longer Available [ More Info ]
Part Number: 108764
Not Available

23
Clamp
 
No Longer Available [ More Info ]
Part Number: 175164
Not Available

24
Hinge, 21" Mower
 
No Longer Available [ More Info ]
Part Number: 175212
Not Available

25
Rivet, Oval Hd. 3/16 X 5/16
 
No Longer Available [ More Info ]
Part Number: 2828706
Not Available

26
Seal, Housing
 
No Longer Available [ More Info ]
Part Number: 108827
Not Available

27
Seal
 
No Longer Available [ More Info ]
Part Number: 1609088
Not Available

28
Seal, Housing
 
No Longer Available [ More Info ]
Part Number: 108820
Not Available

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Accessories
Accessories for the Simplicity 1690278

Questions & Answers

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Discussion
Discussion for the Simplicity 1690278 1021, 21In Self Propelled Mower

Discussion is closed. To ask our experts a question about a part, use the Q&A feature on our product pages.
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