Thread Size and Needle Size Equivalency Chart

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Thread Size and Needle Size Equivalency Chart
Thread Size and Needle Size Equivalency Chart

Click Here: How to Select the Right Flat Shank Needle: For Home Machine Needles
Click Here: How to Select the Right Round Shank Needle: For Commercial/Industrial Machine Needles

Click Here: How to Select the Right Needle Point

Thread Size and Needle Size Equivalency Chart

Thread	Sizes			Needles Size
English (NE)	Tex	Metric		Singer	Metric (nm)
50/2	21	90/2		11-14	75-90
40/2	27	70/2		12-18	80-100
50/3	35	90/3		14-18	90-100
30/2	40	50/2		16-19	100-120
40/3	42	70/3		16-19	100-120
24/2	45	40/2		18-21	110-130
30/3	60	50/3		18-21	110-130
24/3	80	40/3		19-22	120-140
20/3	90	35/3		19-22	120-140
16/3	103	30/3		19-22	120-140
20/4	105	30/3		21-23	120-160
16/4	135	30/4		21-23	130-160

Needle Equivalency Chart

Nm = nanometers of the Diameter of the needle
Rows = Different Type of Needle Systems

Nm	36	38	40	45	50	55	60	65	70	75	80	85	90	95	100	110	120	125	130	140	150	160	170	180	190	200	230	250	280	300	330	350	380
Organ	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	18	19	20	21	22		23		24		25	26	27	28	29	30	31	32
Singer			3	4	5	6	8	9	10	11	12	13	14	15	16	18	19	20	21	22		23		24		25	26	27	28	29	30	31	32
Singer MR									MR1		MR2				MR3		MR4			MR5		MR6		MR7
Singer Delta-U							50	55	60	65	70	75	80		90	100	110		120	130	140	150
Union-Special				018	020	020		025	027	029	032		036		040	044	048	049		054	060		067	073		080	090	100		120		140
Reece USA									4/0	3/0	2/0		0		1	2	3		4	5		6		7
Reece (Code)									400	000	100		110		111	112	113		114	115
U.S. Blindstitch								0	¹/₂	1	1¹/₂	2	2¹/₂	3	3¹/₂	4	4¹/₂		5	5¹/₂	6
U.S. Blindst. LG (Long)								00	5	10	15	20	25	30	35	40
Lewis C							2		2¹/₂		3		3¹/₂		4	4¹/₂		5		5¹/₂	6			7
Lewis S									10		12		14		16	18	19	20
Wilcox & Gibbs (old)							2/0	0	1		2		3		4	5	6		7	8	9	10
Wilcox & Gibbs (new)					20	22	24	25	27	30	32	33	36	38	40	44	48	49	52	55	60
Schiffli 110 S, 854 S									2/0		0		1		2	3			4	5		6	7		8
Bonis A			21	20	19	18	16	15	14	13	12	11	10	9	8	6	5	4	3	2	1	0
Bonis B			21	20	19	18	17	16	15	14	13		12		11	10	9	8	7	6
Fischbein																										5		7
Howe (490)									000		00		0		1	2	3		4
System 81,88									2/0		0		1		2	3	4		5		6		7		8	9
System 253							2/0		1		2		3		4	5	6		7	8			10
System 292			22	21	20	18	16	14	13	12	11	10	9	8	7	6	4		3	2	1	0
System 332									2/0		0		1/2		1	2	3		4	5		6		7		8	9	10
System 459 R	23	22	21	20	19	18	17	16	15	14	13		12		11	10	9		8	7	6
System 505 LG																			1	2	3	4	5	6		7	8
System 604 FE											00		0		1	2	3		4		5	6
Nm	36	38	40	45	50	55	60	65	70	75	80	85	90	95	100	110	120	125	130	140	150	160	170	180	190	200	230	250	280	300	330	350	380

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