GB /T 3759 - 2008 24° Cone Connectors-Nut

Unit: mm

国标GB /T3759 - 2008 GB3759 3759GB 24° Cone Connectors-Nut

Size ^①

4

5

6

8

6

8

10

12

(14)

15

(16)

18

22

PN MPa
Series
d
d₁	Nominal Size
	max
	min
t₁	min
h	Nominal Size
	max
	min
h₁	Cylindrical shoulder height (Optional)
s	Width across Flat
t₂	max
	min=nominal size
t	max
	min=nominal size

10	10	10	10	25	25	25	25	25	25	25	16	16
LL	LL	LL	LL	L	L	L	L	L	L	L	L	L
M8*1	M10*1	M10*1	M12*1	M12*1.5	M14*1.5	M16*1.5	M18*1.5	M20*1.5	M22*1.5	M24*1.5	M26*1.5	M30*2
4	5	6	8	6	8	10	12	14	15	16	18	22
4.215	5.215	6.215	8.24	6.215	8.24	10.24	12.26	14.26	15.26	16.26	18.26	22.29
4.14	5.14	6.14	8.15	6.14	8.15	10.15	12.15	14.15	15.15	16.15	18.15	22.16
5	5.5	5.5	6	7	7	8	8	8	8.5	8.5	8.5	9.5
11	11.5	11.5	12	14.5	14.5	15.5	15.5	15.5	17	17.5	18	20
11.5	12	12	12.5	15	15	16	16	16	17.5	18	18.5	20.5
10.8	11.3	11.3	11.8	14.3	14.3	15.3	15.3	15.3	16.8	17.3	17.8	19.8
3.5	3.5	3.5	3.5	4	4	4	5	5	5	5	5	7
10	12	12	14	14	17	19	22	24	27	30	32	36
7.7	8	8.4	8.9	10.2	10.2	11.2	11.2	11.2	11.7	11.7	11.7	13.7
7.5	7.8	8.2	8.7	10	10	11	11	11	11.5	11.5	11.5	13.5
8.2	8.7	8.7	9.2	10.7	10.7	11.7	11.7	11.7	12.7	13.2	13.2	14.7
8	8.5	8.5	9	10.5	10.5	11.5	11.5	11.5	12.5	13	13	14.5

Size ^①

28

35

42

6

8

10

12

(14)

16

20

25

30

38

PN MPa
Series
d
d₁	Nominal Size
	max
	min
t₁	min
h	Nominal Size
	max
	min
h₁	Cylindrical shoulder height (Optional)
s	Width across Flat
t₂	max
	min=nominal size
t	max
	min=nominal size

10	10	10	63	63	63	63	63	40	40	40	25	25
L	L	L	S	S	S	S	S	S	S	S	S	S
M36*2	M45*2	M52*2	M14*1.5	M16*1.5	M18*1.5	M20*1.5	M22*1.5	M24*1.5	M30*2	M36*2	M42*2	M52*2
28	35.3	42.3	6	8	10	12	14	16	20	25	30	38.3
28.29	35.4	42.4	6.215	8.24	10.24	12.26	14.26	16.26	20.29	25.29	30.29	38.4
28.16	35.3	42.3	6.14	8.15	10.15	12.15	14.15	16.15	20.16	25.16	30.16	38.3
10	12	12	8.5	8.5	8.5	8.5	10	1O.5	12	14	15	17
21	24	24	16.5	16.5	17.5	17.5	19	20.5	24	27	29	32.5
21.5	24.5	24.5	17	17	18	18	19.5	21	24.5	27.5	29.5	33
20.8	23.8	23.8	16.3	16.3	17.3	17.3	18.8	20.3	23.8	26.8	28.8	32.3
7	8	8	5	5	5	5	6	6	8	9	10	10
41	50	60	17	19	22	24	27	30	36	46	50	60
14.2	16.2	16.2	11.2	11.2	11.2	11.2	12.2	13.2	15.7	17.2	18.2	19.7
14	16	16	11	11	11	11	12	13	15.5	17	18	19.5
15.2	17.2	17.2	12.7	12.7	12.7	12.7	13.7	14.7	17.2	19.2	20.2	22.7
15	17	17	12.5	12.5	12.5	12.5	13.5	14.5	17	19	20	22.5

①,The pipe diameter

Alternative history

GB 3759 - 1983 GB /T 3759 - 2008

Similar Standards

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2		[GB] GB /T 3763 - 2008	24° cone connectors and flared couplings - Hexagon thin nut
3		[GB] GB 3763 - 1983	Bite Type Tube Fittings - Hexagon Thin Nuts
4		[DIN] DIN 431 - 2013	Pipe Nuts With Thread In Accordance With DIN ISO 228 Part 1 Suppliers(1)
5		[DIN] DIN 3871 - 1995	Non-soldering and Soldering Compression Couplings - Socket Unions
6		[DIN] DIN 3870 - 2001	Non-Soldering and Soldering Compression Fittings - Union Nuts Series L1 ( Pipe Nuts )