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Sewing Machine Needle Size Conversion Charts

The following systems are represented in these charts:

Singer System 254/2 System 470 System 1717 Lewis curved
Japanese System 292 System 493 System 1910 Lewis straight
Metric System 300 System 505 long Bonis Merrow
Union Special System 251 lg System 626 Columbia straight Reece
Singer MR System 332 System 657 Columbia curved Schiffli
System 81 System 339 System 731 Dearborn Willcox & Gibbs
System 88 System 376 System 865 Fischbein W. & G. superlock
System 253 System 459R System 1515 Jones  

Singer, Japanese, and Metric systems include a great many classes of needles.

For examples of classes, some common classes in Singer system will include 16x257 (16 is class, 257 is sub-class), 135x5 (135 is class, 5 is sub-class), and 135x17 (135 is class, 17 is sub-class).

For comparisons of systems and classes; Singer system, class 16x257 is the same as Metric system, class 287WH, which is the same as Japanese system, class DBx1.

The great many "classes" of needles under the Singer, Japanese, and Metric systems are often referred to as "systems" nowadays.
Please do not confuse the contemporary interchanging of the words "system" and "classes" with the different system categories in these charts. These charts are just to compare sizes between systems.

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Needle size Conversion Charts:

Singer Japanese Metric Union Special Singer MR System 332, 657 System 731 System 505 long System 81, 88
1 1 35            
2 2 40            
3 3 45            
4 4              
5 5 50            
6 6 55 022          
7 7              
8 8 60            
9 9 65 025 MR2        
10 10 70 027 MR2 2/0     2/0
11 11 75 029 MR2.5        
12 12 80 032 MR2.5 0     0
13 13 85   MR3        
14 14 90 036 MR3 1/2     1
15 15 95   MR3.5        
16 16 100 040 MR3.5 1 0   2
17 17 105   MR4        
18 18 110 044 MR4 2 1   3
19 19 120 049 MR5 3 2   4
20 20 125   MR5        
21 21 130   MR5 4 3 1 5
22 22 140 054 MR6 5 4 2  
22 1/2 22 1/2 150 060 MR6   5 3 6
23 23 160   MR6 6   4  
23 1/2 23 1/2 170 067     6 5 7
24 24 180 073 MR7 7   6  
24 1/2 24 1/2 190   MR7   7   8
25 25 200 080 MR7 8 8 7 9
26 26 230 090   9 9 8  
27 27 250 100   10 10    
28 28 280            
29 29 300 120          
30 30 330            
31 31 350 140          
32 32 380            
33 33 400 156          
34 34 430 172          
35 35 460            
36 36 480 188          
Singer Japanese Metric Union Special Singer MR System 332, 657 System 731 System 505 long System 81, 88

 

Singer System 1910 Lewis curved System 253 Schiffli Willcox & Gibbs Columbia straight System 493, 1515 System 376
2             5/0  
3         5/0   4/0  
4                
5         4/0   3/0 4/0
6         3/0   2/0 3/0
7                
8 2/0 2 1/2 2/0   2/0 2/0 0 2/0
9 0       0     0
10 1   1 2/0 1 1 1 B
11   3           1/2
12 2   2 0 2 2 2 1
13                
14 4 3 1/2 3 1 3 3 3 2
15                
16 5 4 4 2 4 4 4 3
17                
18 6   5 3 5 5 5 4
19 7 4 1/2 6   6 6   5
20 7 4 1/2 6   6 6   5
21 8 5 7 4 7 7   6
22 9 5 1/2 8 5 8 8   7
22 1/2 10       9 9    
23 11     6 10 10 6 8
23 1/2     10 7        
24 12              
Singer System 1910 Lewis curved System 253 Schiffli Willcox & Gibbs Columbia straight System 493, 1515 System 376

 

Singer System 292, Bonis System 459R System 339 Dearborn, Colunbia curved Lewis straight Reece Willcox & Gibbs superlock System 254/2
1 23 22            
2 22 21            
3 21 20           5
4                
5 20 19       6/0 20 4
6 18 18       5/0 22 3
7 17              
8 16 17   2/0     24 2
9 14 16   0   4/0 25 1
10 13 15 10 1   3/0 27 0
11 12 14 11 1 1/2     30  
12 11 13 12 2   2/0 32 2/0
13 10              
14 9 12 13 3 14 0 35 3/0
15 8              
16 7 11 14 4 16 1 40 4/0
17                
18 6 10 15 4 1/2 18 2 45 5/0
19 4 9 16 5 1/2 20 3 49  
20 4 9 16 5 1/2 20 3 49  
21 3 8 17 6   4 52  
22 2 7 18 6 1/2 21 5 55  
22 1/2 1 6            
23 0              
Singer System 292, Bonis System 459R System 339 Dearborn, Colunbia curved Lewis straight Reece Willcox & Gibbs superlock System 254/2

   

Singer Allbook & Hashfield System 1717 System 865 System 626 System 470 System 300 System 251 lg
1 28B            
2 27B, 26B   5   19    
3 25B   4   18    
4 24B            
5 23B   3 4 17    
6 22B   2 3 16    
7 21B            
8 20B 2 1 1/2 2 15    
9 19B   1   14    
10 18B 2 1/2   1 13 5 5
11 17B   0   12 10 10
12 16B 3   0 11 15 15
13 15B       10 20 20
14 13B 3 1/2   2/0 9 25 25
15 12B         30 30
16 11B 4   3/0 8 35 35
17 10B       7    
18 9B 4 1/2     6    
19 8B 5          
20 8B 5          
Singer Allbook & Hashfield System 1717 System 865 System 626 System 470 System 300 System 251 lg
 

Mark Rofini

Telephone: 503-759-4373

 

This page last updated January 01, 2014

Fax: 503-759-4374

E-mail: mrofini@industrialsewmachine.com

Molalla, OR 97038 USA