H13
Parker Hannifin Corporation
Fluid System Connectors
Otsego, Michigan
Catalog 3501E
Inverted Flared Fittings
M
N
D
M
1
M
D
N
M
N
D
L
M
M
D
D
L
C HEX
M
N
D
L
M
L
N
D
Male Branch Tee 245IFHD
Ref. SAE 040425
Part No.
tube
size
pipe
thread
straight
thread
L
M N flow
dia. d
245
IFHD-4-2
1/4
1/8
7/16-24 .85
.43
.64
.189
245
IFHD-6-4
3/8
1/4
5/8-18
1.17
.58
.94
.282
Male Elbow 249IFHD–249IF
Ref. SAE 040202
Part No.
tube size pipe
thread
straight
thread L
M N flow
dia. d
249
IFHD-2-2
1/8
1/8
5/16-28 .79 .27 .58 .078
249
IFHD-3-2
3/16
1/8
3/8-24 .85 .27 .61 .125
249
IFHD-4-2
1/4
1/8
7/16-24 .92 .33 .65 .189
249
IFHD-4-4
1/4
1/4
7/16-24 1.10 .28 .82 .189
249
IFHD-5-4
5/16
1/4
1/2-20 1.16 .45 .86 .220
249
IFHD-6-2
3/8
1/8
5/8-18 1.13 .53 .76 .220
249
IF-6-4†
3/8
1/4
5/8-18 1.26 .45 .92 .282
249
IFHD-6-4
3/8
1/4
5/8-18 1.32 .53 .95 .282
249
IFHD-6-6
3/8
3/8
5/8-18 1.32 .50 .94 .282
249
IFHD-8-4
1/2
1/4
3/4-18 1.48 .59 1.02 .407
249
IF-8-6+
1/2
3/8
3/4-18 1.42 .53 .99 .407
249
IFHD-8-6
1/2
3/8
3/4-18 1.48 .59 1.02 .407
249
IFHD-8-8
1/2
1/2
3/4-18 1.67 .66 1.22 .407
249
IFHD-10-6
5/8
3/8
7/8-18 1.62 .67 1.09 .531
249
IFHD-10-8
5/8
1/2
7/8-18 1.82 .67 1.29 .533
†
Light Duty Series
Female Elbow 250IFHD
Ref. SAE 040203
Part No.
tube size
pipe
thread
straight
thread
m
n
flow
dia. d
250
IFHD-3-2 3/16
1/8
3/8-24
.50
.49
.125
250
IFHD-4-2
1/4
1/8
7/16-24
.53
.53
.189
250
IFHD-5-2 5/16
1/8
1/2-20
.59
.59
.220
250
IFHD-6-4
3/8
1/4
5/8-18
.67
.68
.282
Male Run Tee 251IFHD
Ref. SAE 040424
Part No.
tube
size
pipe
thread
straight
thread m m1
n flow
dia. d
251
IFHD-3-2 3/16
1/8
3/8-24
.39
.53
.72
.125
251
IFHD-5-2 5/16
1/8
1/2-20
.45
.62
.85
.220
251
IFHD-6-4
3/8
1/4
5/8-18
.56
.75
1.08 .282
Female Branch
Tee 252IFHD
Ref. SAE 040427
Part No.
tube
size
pipe
thread
straight
thread
l
m n flow
dia. d
252
IFHD-5-2 5/16
1/8
1/2-20 1.26
.63
.45
.220
252
IFHD-6-4
3/8
1/4
5/8-18
1.48
.74
.56
.282
Union Elbow 255IFHD
Part No.
tube size
straight
thread
m
flow dia. d
255
IFHD-4
1/4
7/16-24
.55
.189
45
° Elbow 259IFHD
Ref. SAE 040302
Part No.
tube
size
pipe
thread
straight
thread c hex
l
flow
dia. d
259
IFHD-3-2
3/16
1/8
3/8-24
17/32
.88
.125
259
IFHD-4-2
1/4
1/8
7/16-24
9/16
.94
.189
259
IFHD-5-2
5/16
1/8
1/2-20
5/8
1.00
.220
259
IFHD-5-4
5/16
1/4
1/2-20
5/8
1.16
.220
259
IFHD-6-4*
3/8
1/4
5/8-18
13/16
1.34
.282
259
IFHD-8-6
1/2
3/8
3/4-18
7/8
1.44
.407
259
IFHD-10-8
5/8
1/2
7/8-18 1-1/16
1.75
.533
*
Does not meet sae or ul