Parts of Sewing Machine Needle with Their Function

Parts of Sewing Machine Needle with Their Function:

Sewing machine is one of the most important equipment in readymade garments sector. To get fault free garments from sewing department, every garments production personnel should know the anatomy of sewing m/c needle with the parts of sewing machine and their functions. As its importance in garments manufacturing industries, today I will identify here all the parts of sewing machine needle with their functions.

Sewing Machine Needle (Front View)

Fig: Sewing Machine Needle (Front View)


Different Parts of Sewing Machine Needle with Their Functions:

A sewing machine needle contains the below parts:

  1. Butt,
  2. Shank,
  3. Shoulder,
  4. Blade,
  5. Long groove,
  6. Short groove,
  7. Needle eye,
  8. Scarf,
  9. Point,
  10. Tip.

All the above parts have explained in the following:

1. Butt:

The starting part of bottom edge of needle which can be made by predetermined shape. Butt helps for easily attaching of needle with the needle bar or clamp of the sewing machine.

2. Shank:

Shank is the bottom part of sewing needle which is tied in the needle bar. It may be flat or cylindrical on one side. Shank is wider than the remaining parts of needle and works as a support of needle.

3. Shoulder:

Shoulder is the part between shank and blade of sewing machine needle. When the needle penetrates through the fabric to reach its lowest position then the shoulder also penetrates through the fabric. As a result t reduces the friction between fabric and needle by producing a wider hole on fabric.

4. Blade:

Blade is the part from needle eye to shoulder. It is the longest part of the needle and maximum friction with fabric take place in this area. Blade is gradually tapered to tip.

5. Long groove:

Long groove is a long and thin groove in blade from shoulder to needle eye. Sewing thread take place in this groove during up and down of sewing machine needle through the fabric in sewing time, thus reduce the friction between needle, fabric and sewing thread. There is lower possibility of damaging thread due to friction.

6. Short groove:

Short groove is placed in the side of needle where the hook or looper is placed. It is a small groove between tip and needle eye. Short groove helps the sewing thread to create loop.

7. Needle eye:

The hole which is situated in the front of the needle is called eye. It is a small slot between long and short grove of needle. Needle eye holds the needle thread and helps to create loop. The inside edge of needle eye is most important specially when needle passes through the fabric. Because there is a possibility of damaging the thread.

8. Scarf:

Scarf is a curved slot at near above the eye. It helps to close setting between the looper and needle. As a result, it is easy to catch the needle loop by the hook or looper.

9. Point:

Point is the part from the needle eye to the tip. It helps to penetrate the needle into fabric without any damages. Also, the proper care should be taken to select the needle point appropriately for the fabrics.

10. Tip:

The ending edge of needle is called tip. Tip helps to penetrate the needle into fabric without any damages. It helps to create hole in the fabric during sewing the apparel.

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Mayedul Islam

Mayedul Islam is working as a Sr. Merchandiser in a reputed Buying House. He has great passion in writing different articles on textile and Garments specially on Merchandising and Garment Washing. Send

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