Parker Hannifn Corporation
Parker Brass Products Division
Otsego, Michigan
Catalog 3501E
45° Flare Fittings
E6
E
*Comes standard with thread protectors
Short Forged Reducing Nuts 14FS
Part
tube
straight
c
No.
size
thread
hex
d
l
14FS-6-4
3/8 to 1/4
5/8-18
13/16
.257
.74
14FS-8-6
1/2 to 3/8
3/4-16
15/16
.382
.86
14FS-10-8
5/8 to 1/2
7/8-14
1-1/16
.507
.99
Swivel Nut Valve Connector 14FSV
Ref. SAE 010108
Part
tube
straight
c
No.
size
thread
hex
l
14FSV-4
1/4
7/16-20
5/8
1.31
14FSV-6
3/8
5/8-18
13/16
1.50
14FSV-8
1/2
3/4-16
15/16
1.75
14FSV-10
5/8
7/8-14
1-1/16
2.00
Flare Adapter US5
Part
tube
straight
c
No.
size
thread
hex
l
US5-4
1/4
7/16-20
5/8
1.50
US5-6
3/8
5/8-18
13/16
1.58
US5-8
1/2
3/4-16
15/16
1.80
US5-10
5/8
7/8-14
1-1/16
2.18
Long Nut 41FL
Ref. SAE 010111
Part
tube
straight
c
l
No.
size
thread
hex
d
l
41FL-2
1/8
5/16-24
3/8
.133
.75
41FL-3
3/16
3/8-24
7/16
.195
.81
41FL-4
1/4
7/16-20
9/16
.257
.94
41FL-5
5/16
1/2-20
5/8
.320
1.12
41FL-6
3/8
5/8-18
3/4
.382
1.31
41FL-8
1/2
3/4-16
7/8
.507
1.62
41FL-10
5/8
7/8-14
1-1/16
.632
1.88
41FL-12*
3/4
1-1/16-14
1-1/4
.757
2.19
Short Nut 41FS / Shorter Nut 41FX
Ref. SAE 010110
Part
tube
straight
c
l
No.
size
thread
hex
d
l
41FS-2
1/8
5/16-24
3/8
.132
.50
41FS-3
3/16
3/8-24
7/16
.195
.62
41FS-4
1/4
7/16-20
9/16
.257
.75
41FS-5
5/16
1/2-20
5/8
.320
.88
41FS-6
3/8
5/8-18
3/4
.382
1.00
41FX-6
3/8
5/8-18
3/4
.382
.91
41FS-8
1/2
3/4-16
7/8
.507
1.12
41FX-8
1/2
3/4-16
7/8
.507
1.00
41FS-10
5/8
7/8-14
1-1/16
.632
1.31
41FX-10
5/8
7/8-14
1-1/16
.632
1.06
41FX-12
3/4
1-1/16-14
1-1/4
.757
1.17
41FS-12*
3/4
1-1/16-14
1-1/4
.757
1.50
41FS-14*
7/8
1-1/4-12
1-1/2
.882
1.62
L
D
C HEX
L
C HEX
L
D
C HEX
L
D
C HEX
L
C Hex