Parker WLO | O-Ring Face Seal Bulkhead Union Straights | Seal-Lok
![]() |
ORFS Bulkhead Union Straight Part #: HLO ORFS / ORFS |
TUBE FITTING |
END SIZE |
B HEX |
E MAX |
GG |
Stainless Steel |
W DIA |
WW |
Dynamic (x 1,000 PSI)
|
|
PART # |
(in.) |
(in.) |
(in.) |
(in.) |
(in.) |
(in.) |
(in.) |
Steel |
Stainless Steel |
4 WLO |
1/4 |
13/16 |
0.55 |
1.90 |
0.06 |
0.56 |
1.24 |
9.2 |
9.2 |
6 WLO |
3/8 |
1 |
0.55 |
2.09 |
0.06 |
0.69 |
1.34 |
9.2 |
9.2 |
8 WLO |
1/2 |
1 1/8 |
0.55 |
2.30 |
0.06 |
0.81 |
1.44 |
9.2 |
9.2 |
10 WLO |
5/8 |
1 5/16 |
0.55 |
2.62 |
0.06 |
1.00 |
1.59 |
6.0 |
6.0 |
12 WLO |
3/4 |
1 1/2 |
0.55 |
2.72 |
0.06 |
1.19 |
1.63 |
6.0 |
6.0 |
16 WLO |
1 |
1 3/4 |
0.55 |
2.76 |
0.06 |
1.44 |
1.65 |
6.0 |
6.0 |
20 WLO |
1 1/4 |
2 |
0.55 |
2.76 |
0.06 |
1.69 |
1.65 |
6.0 |
6.0 |
24 WLO |
1 1/2 |
2 3/8 |
0.55 |
2.76 |
0.06 |
2.00 |
1.65 |
5.0 |
5.0 |
** W – Bulkhead pilot diameter. Recommended clearance hole is W + 0.015".
Related Resources
- Seal-Lok Connection Instruction Assembly
- How Seal-Lok (ORFS) connections work
- Select another ORFS fitting
- Go back to Tube Fittings page
- Go back to Fittings page