6.17

Feed Dog Components

No.

Part No.

Description

 

 

 

Qty

 

 

3 thread

 

4 thread

5 thread

 

 

 

 

 

1

20702008

Shaft

1

 

1

1

 

2

H05009

Ring

1

 

1

1

3

20628023

Plug

1

 

1

1

4

20628011

Washer

2

 

2

2

5

2070400900

Crank assembly

1

 

1

1

6

207S13005

Screw

1

 

1

1

7

207811029

Screw

2

 

2

2

8

20709010

Block

1

 

1

1

9

20704011

Crank assembly

1

 

1

1

10

S05018

Screw

1

 

1

1

11

20710005

Pin

1

 

1

1

12

N01004

Nut

1

 

1

1

13

20628010

Wsher

1

 

1

1

14

20710006

Pin

1

 

1

1

15

207S13001

Screw

1

 

1

1

16

20722006

Gasket

1

 

1

1

17

20729002

Ring

1

 

1

1

18

1026

O ring

1

 

1

1

19

20709011

Block

1

 

1

1

20

20708008

Collar

2

 

2

2

21

207S14001

Screw

2

 

2

2

22

20705008

Link

1

 

1

1

23

20703013

Bushing

1

 

1

1

24

207S12003

Screw

1

 

1

1

25

30228008

Wsher

1

 

1

1

26

2070600100

Main feed dog bar

1

 

1

1

27

XXXXXXXX

Main feed dog assembly

1

 

1

1

28

XXXXXXXX

Main feed dog

1

 

1

1

29

XXXXXXXX

Auxiliary feed dog

1

 

1

1

30

207811029

Screw

1

 

1

1

31

801029

Screw

1

 

1

1

32

20706002

Differentrial feed dog bar

1

 

1

1

33

XXXXXXXX

Differentrial feed dog

1

 

1

1

34

207Sl1030

Screw

1

 

1

1

35

20709012

Block

1

 

1

1

36

20701011

Feed bar guide (Right)

1

 

1

1

37

207S13006

Screw

2

 

2

2

38

20701012

Feed bar guide (Left)

1

 

1

1

39

207S13006

Screw

2

 

2

2

40

20701013

Feed bar guide oil seal

1

 

1

1

41

20722007

Oil seal

2

 

2

2

42

207S13007

Screw

2

 

2

2

43

20721003

Tube

1

 

1

1

44

20712055

Clamp

1

 

1

0

45

207Sl1011

Screw

1

 

1

1

 

 

 

 

 

 

 

 

Ultra High Speed Overedge and Safety Stitch Machine Instruction Manual and Parts List 55

Page 56 Page 58
Page 57
Image 57
Singer 321D, 321K instruction manual Main feed dog assembly
Page 56 Page 58

321D, 321K specifications

The Singer 321K and 321D are revered sewing machines that cater to both novice sewists and experienced crafters alike. Renowned for their durability and user-friendly features, these machines blend traditional craftsmanship with modern technology. Their compact design makes them ideal for home use, while providing the performance needed for a variety of sewing projects.

One of the standout features of the Singer 321K and 321D is their robust build quality. Designed to withstand the rigors of regular use, these machines come with a metal frame that ensures stability and minimizes vibrations. This solid construction contributes to consistent stitching, allowing users to tackle everything from delicate fabrics to heavier materials with confidence.

Both models feature a versatile selection of built-in stitch options, catering to a wide range of sewing styles and projects. The stitches include straight, zigzag, and decorative patterns, enabling users to unleash their creativity with ease. Additionally, the adjustable stitch length and width provide further customization, allowing sewists to achieve precise results for any task.

Another highlight of the Singer 321K and 321D is their intuitive threading system. The machines are designed with a simplified threading process, complete with color-coded guides and an automatic bobbin winding system, which significantly reduces setup time. This user-friendly design is particularly beneficial for beginners who may be learning the ropes of sewing.

For added convenience, both machines feature a free arm, making it easier to sew cylindrical items such as sleeves and hems. The removable accessory storage compartment allows for easy access to tools and notions, keeping the workspace organized and efficient.

In terms of performance, the Singer 321K and 321D boast a powerful motor that delivers consistent speed and precision, making them suitable for various sewing tasks, including quilting, alterations, and garment construction. The machines also come with adjustable presser foot pressure, ensuring optimal fabric feed for different thicknesses.

Safety is another key consideration, as these machines include features like a built-in needle threader and safety switch. This ensures that users can sew with peace of mind, knowing that the machine prioritizes user safety while providing exceptional functionality.

In conclusion, the Singer 321K and 321D are remarkable machines that combine traditional sewing principles with contemporary technology. Ideal for both beginners and seasoned sewists, their durability, versatility, and user-friendly features make them a standout choice in the world of sewing machines. Whether for simple repairs or intricate creations, these models are a valuable addition to any sewing enthusiast's toolkit.
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