Parker Hannifn Corporation
Parker Brass Products Division
Otsego, Michigan
D25
Catalog 3501E
Fast & Tite Thermoplastic Fittings
D
(+) Non Standard. see page XX for information on non-standard products.
FC - Female Connector
Tube to female pipe
C
D
L
BU - Bulkhead Union
Tube to tube
C
D
P A
A
L
FE - Female Elbow
Tube to female pipe
M
N
C
D
White
Polypropylene
Part
Number
Black
Polypropylene
Part
Number
White
Nylon
Part
Number
Nom.
Tube
O.D.
A
Ref.
C
Hex
L
Overall
Length
P
Max.
D
Thru
Hole
Min.
Bulkhead
Hole Drill
Size
W4BU4
P4BU4
N4BU4 1/4
1/4 13/16 2-11/64 3/8 .170
21/32
W5BU5 (+)
P5BU5
N5BU5 5/16 1/4 13/16 2-11/64 3/8 .187
21/32
W6BU6
P6BU6
N6BU6 3/8 9/32 15/16 2-39/64 1/2 .250
25/32
W8BU8
P8BU8
N8BU8 1/2 5/16 1-5/32 2-3/4 1/2 .375
31/32
White
Polypropylene
Part
Number
Black
Polypropylene
Part
Number
White
Nylon Part
Number
Nom.
Tube
O.D.
NPTF
Thread
Size
C
Hex
M N
D
Thru
Hole
Min.
W4FE2
P4FE2
N4FE2
1/4
1/8
11/16 1.10 0.84 .170
W4FE4
P4FE4
N4FE4
1/4
1/4
11/16 1.10 0.94 .170
W5FE2 (+)
P5FE2
N5FE2
5/16
1/8
11/16 1.10 0.84 .193
W6FE4
P6FE4
N6FE4
3/8
1/4
13/16 1.30 1.06 .250
W6FE6
P6FE6
N6FE6
3/8
3/8
13/16 1.30 1.03 .250
W8FE6 (+)
P8FE6
N8FE6
1/2
3/8
1
1.50 1.16 .375
W8FE8
P8FE8
N8FE8
1/2
1/2
1
1.50 1.27 .375
W10FE8 (+)
P10FE8
N10FE8
5/8
1/2
1-1/8 1.70 1.34 .500
White
Polypropylene
Part
Number
Black
Polypropylene
Part
Number
White
Nylon Part
Number
Nom.
Tube
O.D.
NPTF
Thread
Size
C
Hex
L
Overall
Length
D
Thru
Hole
Min.
W4FC2
P4FC2
N4FC2
1/4
1/8
11/16
1.30
.170
W4FC4
P4FC4
N4FC4
1/4
1/4
11/16
1.40
.170
W6FC4
P6FC4
N6FC4
3/8
1/4
1
1.57
.250
W6FC6
P6FC6
N6FC6
3/8
3/8
1-1/8
1.57
.250
W6FC8 (+)
P6FC8
N6FC8
3/8
1/2
1-1/8
1.67
.250
W8FC6
P8FC6
N8FC6
1/2
3/8
1
1.66
.375
W8FC8
P8FC8
N8FC8
1/2
1/2
1-1/8
1.78
.375
W10FC8 (+)
P10FC8
N10FC8
5/8
1/2
1-1/8
1.95
.500