Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
D12
Catalog 3501E
PTC Composite Push-In Air Brake Fittings
B Hex
L
M
N
B Hex
M
L
B Hex
L
M
N
B Hex
L
M
M
T1
T2
Male Run Tee Swivel 371PTC
PART
NO.
TUBE
SIZE 1
tube
size 2
PIPE
THREAD
B
HEX
L
M
371
PTC-4-2
1/4
1/4
1/8
9/16
1.93
.71
371
PTC-4-4
1/4
1/4
1/4
9/16
2.08
.71
371
PTC-4-6
1/4
1/4
3/8
3/4
2.08
.71
371
PTC-6-4
3/8
3/8
1/4
3/4
2.27
.99
371
PTC-6-4-4 3/8
1/4
1/4
3/4
2.27
1.08
371
PTC-6-6
3/8
3/8
3/8
3/4
2.27
.99
371
PTC-8-4
1/2
1/2
1/4
15/16
2.55
1.13
371
PTC-8-6
1/2
1/2
3/8
15/16
2.55
1.13
371
PTC-8-8
1/2
1/2
1/2
15/16
2.74
1.13
371
PTC-10-8
5/8
5/8
1/2
1-1/16
3.24
1.44
Male Branch Tee Swivel 372PTC
PART NO.
TUBE SIZE PIPE THREAD B HEX
L
M
N
372
PTC-4-2
1/4
1/8
9/16
1.42
.73
1.22
372
PTC-4-4
1/4
1/4
9/16
1.42
.71
1.37
372
PTC-4-6
1/4
3/8
3/4
1.42
.71
1.37
372
PTC-6-2
3/8
1/8
3/4
1.99
.99
1.17
372
PTC-6-4
3/8
1/4
3/4
1.99
.99
1.32
372
PTC-6-6
3/8
3/8
3/4
1.99
.99
1.32
372
PTC-8-4
1/2
1/4
15/16 2.30
1.15
1.43
372
PTC-8-4-8 1/2x1/4
1/2
15/16
2.28
1.14
1.58
372
PTC-8-6
1/2
3/8
15/16
2.25
1.13
1.39
372
PTC-8-8
1/2
1/2
15/16
2.25
1.13
1.58
372
PTC-10-8
5/8
1/2
1-1/16
2.82
1.41
1.81
Female Branch Tee Swivel 377PTC
PART NO.
TUBE SIZE PIPE THREAD B HEX
L
M
N
377
PTC-4-4
1/4
1/4
3/4
1.48
0.74
1.27
Male Elbow Swivel 45° 379PTC
PART NO.
TUBE SIZE PIPE THREAD B HEX
L
M
379
PTC-4-2
1/4
1/8
9/16
.64
.97
379
PTC-4-4
1/4
1/4
9/16
.64
1.12
379
PTC-4-6
1/4
3/8
3/4
.64
1.12
379
PTC-6-2
3/8
1/8
3/4
.87
1.01
379
PTC-6-4
3/8
1/4
3/4
.87
1.16
379
PTC-6-6
3/8
3/8
3/4
.87
1.16
379
PTC-6-8
3/8
1/2
15/16
.89
1.40
379
PTC-8-4
1/2
1/4
15/16
1.01
1.20
379
PTC-8-6
1/2
3/8
15/16
1.01
1.20
379
PTC-8-8
1/2
1/2
15/16
1.01
1.39
379
PTC-10-6
5/8
3/8
1-1/16
1.18
1.42
379
PTC-10-8
5/8
1/2
1-1/16
1.18
1.61
379
PTC-12-8
3/4
1/2
1-3/16
1.35
1.69
379
PTC-12-12
3/4
3/4
1-3/16
1.35
1.79
Plug-In Elbow 369PTCSP
PART NO.
TUBE SIZE 1
TUBE SIZE 2
H
L
369
PTCSP-4-4
1/4
1/4
1.06
.74
369
PTCSP-4-6
1/4
3/8
1.20
.74
369
PTCSP-6-4
3/8
1/4
1.18
.96
369
PTCSP-6-6
3/8
3/8
1.32
0.96
369
PTCSP-6-8
3/8
1/2
1.52
.96
369
PTCSP-8-4
1/2
1/4
1.16
1.12
369
PTCSP-10-8
5/8
1/2
1.57
1.36
Plug-In Adapter 37PTCSP
PART NO.
TUBE SIZE 1
TUBE SIZE 2
H
L
37
PTCSP-4-6
1/4
3/8
.90
1.71
37
PTCSP-6-4
3/8
1/4
.76
1.66
37
PTCSP-10-8
5/8
1/2
1.10
2.44
H
2
1
L
2
1
L
H