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Appendix
Appendix
Installation & Maintenance
Assemblies
Equipment & Accessories
Fittings
Hoses
DIN 3852 Types A&B (Continued)
FemaleWhitworth Thread Parallel (BSPOR)
TubeOD Metric
Thread Size
Thread
ID
A
B
mm mm
in.
mm mm
L Light
6
1/8-28
11/32 15
1.0
8
1/4-19
15/32 19
1.5
10
1/4-19
15/32 19
1.5
12
3/8-19
19/32 23
2.0
15
1/2-14
3/4
27
2.5
18
1/2-14
3/4
27
2.5
22
3/4-14
31/32 33
2.5
28
1-11
1
s
40
2.5
35
1
e
-11
1
x
50
2.5
42
1
f
-11
1
1
56
2.5
S Heavy
6
1/4-19
15/32 19
1.5
8
1/4-19
15/32 19
1.5
10
3/8-19
19/32 23
2.0
12
3/8-19
19/32 23
2.0
14
1/2-14
3/4
27
2.5
16
1/2-14
3/4
27
2.5
20
3/4-14
31/32 33
2.5
25
1-11
1
s
40
2.5
30
1
e
-11
1
x
50
2.5
38
1
f
-11
1
1
56
2.5
Fitting Identification
Fitting Standards
Male Metric Tapered Threads
TubeOD Metric
Thread Size
A
B
Thread OD
mm mm
mm mm mm
LL Extra Light
4
8
x 1
8.40
8
8
5
8
x 1
8.40
8
8
6
10
x 1
10.40 8
10
8
10
x 1
10.40 8
10
L Light
6
10
x 1
10.40 8
10
8
12
x 1.5
12.53 12
12
10
14
x 1.5
14.53 12
14
12
16
x 1
f
16.53 12
16
15
18
x 1
f
18.53 12
18
18
22
x 1
f
22.65 14
22
S Heavy
6
12
x 1
f
12.53 12
12
8
14
x 1
f
14.53 12
14
10
16
x 1
f
16.53 12
16
12
18
x 1
f
18.53 12
18
14
20
x 1
f
20.65 14
20
16
22
x 1
f
22.65 14
22
DIN 3852 Type C
Male
Female
Identification
Both male and female have tapered threads, and are
available in metric and Whitworth threads.
Seal
The male will only connect with the female as shown.
The seal takes place on the threads.
Comments
Type C couplings are available in extra light (LL), light (L)
and heavy (S).
Thread Identification Table
DIN 3852 Type C
Female Metric Tapered Threads
TubeOD Metric
Thread Size
Thread ID A
mm
mm
mm
mm
LL Extra Light
4
8
x 1
6.5
5.5
5
8
x 1
6.5
5.5
6
10
x 1
8.5
5.5
8
10
x 1
8.5
5.5
L Light
6
10
x 1
8.5
5.5
8
12
x 1
f
10.5
8.5
10
14
x 1
f
12.5
8.5
12
16
x 1
f
14.5
8.5
15
18
x 1
f
16.5
8.5
18
22
x 1
f
20.5
10.5
S Heavy
6
12
x 1
f
10.5
8.5
8
14
x 1
f
12.5
8.5
10
16
x 1
f
14.5
8.5
12
18
x 1
f
16.5
8.5
14
20
x 1
f
18.5
10.5
16
22
x 1
f
20.5
10.5
DIN 3852 Type C (Continued on next page)