Description:
NPTF port - SAE port - pipe socket weld
Coupling Category
Hydraulic Fittings
Manufacturer
Dixon Hydraulic Fittings
Flange adapters for hydraulic systems make installation of components easier, especially in applications with limited space.
Flanges are constructed with an O-ring seal to eliminate leakage. Flange adapters vary in size and are divided into Code 61 or
Code 62. Pressures listed are at 70°F.
Pressure Ratings of SAE Flanges
|
Code 61 SAE J518-1 / ISO 6162-1
|
Code 62 SAE J518-2 / ISO 6162-2
|
| Dash Size |
Inch Size |
Max Working Pressure |
Fastener Torque Value |
| PSI |
MPa |
Grade 8 UNC (lb-ft) |
Grade 10.9 Metric (N-m) |
| -8 |
½" |
5000 |
35 |
24 |
32 |
| -12 |
¾" |
5000 |
35 |
44 |
70 |
| -16 |
1" |
4600 |
32 |
44 |
70 |
| -20 |
1¼" |
4000 |
28 |
68 |
70 |
| -24 |
1½" |
3000 |
21 |
111 |
130 |
| -32 |
2" |
3000 |
21 |
111 |
130 |
| -40 |
2½" |
2500 |
17.5 |
111 |
130 |
| -48 |
3" |
2300 |
16 |
218 |
295 |
| -56 |
3½" |
500 |
3.5 |
218 |
295 |
| -64 |
4" |
500 |
3.5 |
218 |
295 |
| -80 |
5" |
500 |
3.5 |
218 |
295 |
|
| Dash Size |
Inch Size |
Max Working Pressure |
Fastener Torque Value |
| PSI |
MPa |
Grade 8 UNC (lb-ft) |
Grade 10.9 Metric (N-m) |
| -8 |
½" |
6000 |
40 |
24 |
32 |
| -12 |
¾" |
6000 |
40 |
44 |
70 |
| -16 |
1" |
6000 |
40 |
68 |
130 |
| -20 |
1¼" |
6000 |
40 |
111 |
130 |
| -24 |
1½" |
6000 |
40 |
218 |
295 |
| -32 |
2" |
6000 |
40 |
332 |
550 |
|
Hydraulic 4-Bolt Flanges
|
- code 61 - standard pressure
- code 62 - high pressure
- bolt kit with Buna O-ring included
- also available in 316L stainless
|
NPTF port
| Port Size |
Pad Size |
NPTF Thread |
Code 61
Carbon Steel |
Code 62
Carbon Steel |
| O-ring Part # |
Flat Face Part # |
O-ring Part # |
Flat Face Part # |
| ½" |
½" |
½"-14 |
W43-8-8-U |
W104-8-8 |
W44-8-8-U |
W45-8-8 |
| ¾" |
¾" |
¾"-14 |
W43-12-12-U |
W104-12-12 |
W44-12-12-U |
W45-12-12 |
| 1" |
1" |
1"-11½ |
W43-16-16-U |
W104-16-16 |
W44-16-16-U |
W45-16-16 |
| 1¼" |
1¼" |
1¼"-11½ |
W43-20-20-U |
W104-20-20 |
W44-20-20-U |
W45-20-20 |
| 1½" |
1½" |
1½"-11½ |
W43-24-24-U |
W104-24-24 |
W44-24-24-U |
W45-24-24 |
| 2" |
2" |
2"-11½ |
W43-32-32-U |
W104-32-32 |
W44-32-32-U |
W45-32-32 |
| 2½" |
2½" |
2½"-8 |
W43-40-40-U |
W104-40-40 |
--- |
--- |
| 3" |
3" |
3"-8 |
W43-48-48-U |
W104-48-48 |
--- |
--- |
SAE port
| Port Size |
Pad Size |
NPTF Thread |
Code 61
Carbon Steel |
Code 62
Carbon Steel |
| O-ring Part # |
Flat Face Part # |
O-ring Part # |
Flat Face Part # |
| 1/2" |
1/2" |
3/4"-16 |
W46-8-8-U |
W108-8-8 |
W48-8-8-U |
W49-8-8 |
| 3/4" |
3/4" |
1-1/16"-12 |
W46-12-12-U |
W106-12-12 |
W48-12-12-U |
W49-12-12 |
| 1" |
1" |
1-5/16"-12 |
W46-16-16-U |
W106-18-16 |
W48-16-16-U |
W49-16-16 |
| 1-1/4" |
1-1/4" |
1-5/8"-12 |
W46-20-20-U |
W106-20-20 |
W48-20-20-U |
W49-20-20 |
| 1-1/2" |
1-1/2" |
1-7/8"-12 |
W46-24-24-U |
W106-24-24 |
W48-24-24-U |
W49-24-24 |
| 2" |
3" |
2-1/2"-12 |
W46-32-32-U1 |
W106-32-321 |
W48-32-32-U |
W49-32-32 |
1 500 PSI maximum for W46-32-32 and W106-32-32
pipe socket weld
| Pipe Size |
Pad Size |
Code 61
Carbon Steel |
Code 62
Carbon Steel |
| O-ring Part # |
Flat Face Part # |
O-ring Part # |
Flat Face Part # |
| ½" |
½" |
W4-8-8-U |
W61-8-8 |
W59-8-8-U |
W60-8-8 |
| ¾" |
¾" |
W4-12-12-U |
W61-12-12 |
W59-12-12-U |
W60-12-12 |
| 1" |
1" |
W4-16-16-U |
W61-16-16 |
W59-16-16-U |
W60-16-16 |
| 1¼" |
1¼" |
W4-20-20-U |
W61-20-20 |
W59-20-20-U |
W60-20-20 |
| 1½" |
1½" |
W4-24-24-U |
W61-24-24 |
W59-24-24-U |
W60-24-24 |
| 2" |
2" |
W4-32-32-U |
W61-32-32 |
W59-32-32-U |
W60-32-32 |
| 2½" |
2½" |
W4-40-40-U |
W61-40-40 |
W59-40-40-U |
W60-40-40 |
| 3" |
3" |
W4-48-48-U |
W61-48-48 |
W59-48-48-U |
W60-48-48 |
