A25
Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
4300 Catalog
Seal-Lok™ O-Ring Face Seal Tube Fittings
Dimensions and pressures for reference only, subject to change.
C6LO
Swivel Nut Elbow
ORFS / ORFS Swivel
SAE 520221
* JJ – Across
Wrench Flats
** Size 14 is not included in SAE J1453.
C6MLO
Swivel Nut Elbow – mm Hex
ORFS / ORFS Swivel
ISO 8434-3 SWE
SAE 52M0221
* S2 – Across
Hex Flats
AOEL6
Straight Thread Swivel Elbow
ORFS Swivel / SAE-ORB
SAE 520281
* JJ – Across
Wrench Flats
C5OLO
Straight Thread Elbow
ORFS / SAE-ORB
SAE 520220
* JJ – Across
Wrench Flats
** Sizes 14 and 32 are not included in SAE J1453.
*** JJ for these parts does not conform to SAE.
TUBE
FITTING
PART #
END SIZE
AAA
(in.)
JJ
(in.)
M
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
(in.)
-S -SS
4 C6LO
1/4 1/4 1.07 9/16 0.85 9.2 9.2
6 C6LO
3/8 3/8 1.17 3/4 0.98 9.2 9.2
8 C6LO
1/2 1/2 1.49 3/4 1.10 9.2 9.2
10 C6LO
5/8 5/8 1.61 1 1/16 1.32 6.0 6.0
12 C6LO
3/4 3/4 1.83 1 3/16 1.48 6.0 6.0
14 C6LO**
7/8 7/8 2.07 1 5/16 1.63
16 C6LO
1 1 2.11 1 7/16 1.64 6.0 6.0
20 C6LO
1 1/4 1 1/4 2.28 1 5/8 1.75 5.0 5.0
24 C6LO
1 1/2 1 1/2 2.41 1 7/8 1.92 4.0
TUBE
FITTING
PART #
END SIZE
L7
(mm)
L21
(mm)
S2
(mm)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(mm)
2
(in.)
S SS
4C6MLO
6
1/4 21.5 26.5 14
9.2
6C6MLO
8,10 3/8 25 29
19
9.2
8C6MLO
12
1/2 28 38
19
9.2
10C6MLO
14,15,16 5/8 33.5 41
27
6.0
12C6MLO
18,20 3/4 37.5 46.5 30
6.0
16C6MLO
22,25 1 41.5 53.5 36
6.0
20C6MLO
28,30,32 1 1/4 44.5 58
41
5.0
24C6MLO
35,38 1 1/2 49 61
50
4.0
TUBE
FITTING
PART #
END SIZE
AAA
(in.)
JJ
(in.)
N
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
UN/UNF-2A
-S -SS
4 AOEL6
1/4 7/16-20 1.04 9/16 1.29 6.0
6 AOEL6
3/8 9/16-18 1.18 3/4 1.45 6.0
8 AOEL6
1/2 3/4-16 1.49 3/4 1.60 6.0
10 AOEL6
5/8 7/8-14 1.65 1 1/16 1.97 6.0
12 AOEL6
3/4 1 1/16-12 1.79 1 1/16 2.17
16 AOEL6
1 1 5/16-12 2.07 1 5/16 2.35
20 AOEL6
1 1/4 1 5/8-12 2.29 1 5/8 2.45 4.0
24 AOEL6
1 1/2 1 7/8-12 2.41 1 7/8 2.59 4.0
TUBE
FITTING
PART #
END SIZE
JJ
(in.)
M
(in.)
N
(in.)
STANDARD
Dynamic
Pressure
(x 1,000 PSI)
1
(in.)
2
UN/UNF-2A
-S -SS
4 C5OLO
1/4 7/16-20 9/16 0.85 1.29 6.0 6.0
4-6 C5OLO***
1/4 9/16-18 9/16 0.92 1.45 6.0
4-8 C5OLO
1/4 3/4-16 3/4 0.97 1.60 6.0
6 C5OLO
3/8 9/16-18 3/4 0.98 1.45 6.0 6.0
6-4 C5OLO
3/8 7/16-20 3/4 0.98 1.37 6.0 6.0
6-5 C5OLO
3/8 1/2-20 3/4 0.98 1.37 6.0
6-8 C5OLO
3/8 3/4-16 3/4 1.04 1.60 6.0 6.0
6-10 C5OLO***
3/8 7/8-14 7/8 1.15 1.97 6.0
6-12 C5OLO
3/8 1 1/16-12 1 1/16 1.28 2.17 6.0
8 C5OLO
1/2 3/4-16 3/4 1.10 1.60 6.0 6.0
8-6 C5OLO
1/2 9/16-18 3/4 1.10 1.44 6.0 6.0
8-10 C5OLO***
1/2 7/8-14 7/8 1.21 1.97 6.0
8-12 C5OLO
1/2 1 1/16-12 1 3/16 1.32 2.17 6.0 6.0
10 C5OLO
5/8 7/8-14 1 1/16 1.31 1.97 6.0 6.0
10-8 C5OLO
5/8 3/4-16 1 1/16 1.31 1.80 6.0
10-12 C5OLO
5/8 1 1/16-12 1 3/16 1.41 2.17 6.0
12 C5OLO
3/4 1 1/16-12 1 3/16 1.47 2.17 6.0 6.0
12-8 C5OLO
3/4 3/4-16 1 3/16 1.47 1.84 6.0
12-10 C5OLO
3/4 7/8-14 1 3/16 1.47 2.01 6.0
12-16 C5OLO
3/4 1 5/16-12 1 7/16 1.62 2.35 5.5
14 C5OLO**
7/8 1 3/16-12 1 5/16 1.63 2.30
16 C5OLO
1 1 5/16-12 1 7/16 1.64 2.35 5.5 5.5
16-12 C5OLO
1 1 1/16-12 1 7/16 1.64 2.32 6.0 6.0
16-20 C5OLO
1 1 5/8-12 1 5/8 1.76 2.45 4.0
20 C5OLO
1 1/4 1 5/8-12 1 5/8 1.76 2.45 4.0 4.0
20-16 C5OLO
1 1/4 1 5/16-12 1 5/8 1.76 2.42 4.0 4.0
20-24 C5OLO
1 1/4 1 7/8-12 1 7/8 1.92 2.59 4.0 4.0
24 C5OLO
1 1/2 1 7/8-12 1 7/8 1.92 2.59 4.0 4.0
24-20 C5OLO
1 1/2 1 5/8-12 1 7/8 1.92 2.59 4.0
32 C5OLO**
2 2 1/2-12 2 1/2 2.76 3.07 2.5