Parker Hannifn Corporation
Parker Brass Products Division
Otsego, Michigan
A22
A
Catalog 3501E
Metru-Lok™ Fittings
HBMB Equal Union
Part
tube
c
No.
SIZE
hex
C1
L
HBMB4
4
8
10
31
HBMB6
6
10
12
34
HBMB8
8
12
14
37
HBMB10
10
14
17
37
HBMB12
12
17
19
39
HBMB14
14
19
22
41
HBMB16
16
22
27
41
HBMB18
18
24
30
51
HBMB20
20
27
32
51
HBMB22
22
30
36
54
GBMB Female Connector NPT
Part
tube
NPT
c
No.
SIZE
thread
hex
C1
L
GBMB6-1/8
6
1/8
14
12
29
GBMB6-1/4
6
1/4
19
12
32
GBMB8-1/8
8
1/8
14
14
30
GBMB8-1/4
8
1/4
19
14
33
GBMB10-1/4
10
1/4
19
17
33
GBMB10-3/8
10
3/8
22
17
35
GBMB12-3/8
12
3/8
22
19
36
GBMB12-1/2
12
1/2
27
19
38
GBMB14-3/8
14
3/8
22
22
37
GBMB14-1/2
14
1/2
27
27
39
GBMB16-1/2
16
1/2
27
27
39
G4BMB Female Connector BSPP
Part
tube
bspp
c
No.
SIZE
thread
hex
C1
L
G4BMB4-1/8
4
1/8
14
10
26
G4BMB6-1/8
6
1/8
14
12
27
G4BMB6-1/4
6
1/4
19
12
29
G4BMB8-1/8
8
1/8
14
14
28
G4BMB8-1/4
8
1/4
19
14
30
G4BMB10-1/4
10
1/4
19
17
30
G4BMB10-3/8
10
3/8
22
17
32
G4BMB12-3/8
12
3/8
22
19
33
G4BMB12-1/2
12
1/2
27
19
36
G4BMB14-3/8
14
3/8
22
22
34
G4BMB14-1/2
14
1/2
27
22
37
G4BMB16-1/2
14
1/2
27
27
37
G4BMB18-1/2
18
1/2
27
30
41
WBMB Bulkhead Union
Part
tube
MM
c
bulkhead
No.
SIZE
thread
hex
C1
L
L1
L2
hole dia.
WBMB4
4
M8x1
12
10
47
19
28
8mm
WBMB6
6
M10x1
14
12
49
20
29
10mm
WBMB8
8
M12x1
16
14
52
21
31
12mm
WBMB10
10
M14x1
19
17
53
22
31
14mm
WBMB12
12
M16x1
22
19
56
24
32
16mm
WBMB14
14
M18x1
24
22
60
26
34
18mm
WBMB16
16
M22x1.5
27
27
58
25
33
22mm
WBMB18
18
M24x1.5
30
30
70
31
39
24mm
WBMB20
20
M26x1.5
32
32
70
31
39
26mm
WBMB22
22
M28x1.5
36
36
74
33
41
28mm
C HEX
L
C
1
C
1
C HEX
L
C
1
C HEX
L
C
1
L
1
L
2
C
1
C HEX
L
C
1