Code 61 & Code 62 4-Bolt Flanges
NPT (National Pipe Thread) to Code 61 & Code 62 Flanges
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| Code 61 NPT Flanges | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Figure 1 O-Ring Face | Figure 2 Companion Face | NPT Size | Flange Size | O-Ring Groove | A | S | Z | GG | HH | L | W | T |
1201-08-08 | 1200-08-08 | 1/2"-14 | 0.50 | 1.000 | 0.50 | 11/32 | 5/16"-18 | 0.688 | 1.500 | 2.19 | 1.50 | 1.00 |
1201-12-12 | 1200-12-12 | 3/4"-14 | 0.75 | 1.250 | 0.75 | 13/32 | 3/8"-16 | 0.875 | 1.875 | 2.63 | 1.75 | 1.00 |
1201-12-16 | 1200-12-16 | 3/4"-14 | 1.00 | 1.560 | 0.91 | 13/32 | 3/8"-16 | 1.031 | 2.062 | 2.81 | 2.00 | 1.00 |
1201-16-16 | 1200-16-16 | 1"-11.5 | 1.00 | 1.560 | 1.00 | 13/32 | 3/8"-16 | 1.031 | 2.062 | 2.81 | 2.00 | 1.00 |
1201-16-20 | 1200-16-20 | 1"-11.5 | 1.25 | 1.750 | 1.14 | 15/32 | 7/16"-14 | 1.188 | 2.312 | 3.13 | 2.50 | 1.25 |
1201-20-20 | 1200-20-20 | 1-1/4"-11.5 | 1.25 | 1.750 | 1.25 | 15/32 | 7/16"-14 | 1.188 | 2.312 | 3.13 | 2.50 | 1.25 |
1201-20-24 | 1200-20-24 | 1-1/4"-11.5 | 1.50 | 2.115 | 1.48 | 17/32 | 1/2"-13 | 1.406 | 2.750 | 3.69 | 3.00 | 1.25 |
1201-24-24 | 1200-24-24 | 1-1/2"-11.5 | 1.50 | 2.115 | 1.50 | 17/32 | 1/2"-13 | 1.406 | 2.750 | 3.69 | 3.00 | 1.25 |
1201-24-32 | 1200-24-32 | 1-1/2"-11.5 | 2.00 | 2.490 | 1.73 | 17/32 | 1/2"-13 | 1.688 | 3.062 | 4.00 | 3.50 | 1.50 |
1201-32-32 | 1200-32-32 | 2"-11.5 | 2.00 | 2.490 | 2.00 | 17/32 | 1/2"-13 | 1.688 | 3.062 | 4.00 | 3.50 | 1.50 |
1201-32-40 | 1200-32-40 | 2"-11.5 | 2.50 | 2.995 | 2.20 | 17/32 | 1/2"-13 | 2.000 | 3.500 | 4.50 | 4.00 | 1.50 |
1201-40-40 | 1200-40-40 | 2-1/2"-8 | 2.50 | 2.995 | 2.50 | 17/32 | 1/2"-13 | 2.000 | 3.500 | 4.50 | 4.00 | 1.50 |
1201-40-48 | 1200-40-48 | 2-1/2"-8 | 3.00 | 3.615 | 2.63 | 21/32 | 5/8"-11 | 2.438 | 4.188 | 5.31 | 5.00 | 1.50 |
1201-48-48 | 1200-48-48 | 3"-8 | 3.00 | 3.615 | 3.00 | 21/32 | 5/8"-11 | 2.438 | 4.188 | 5.31 | 5.00 | 1.50 |
1201-48-56 | 1200-48-56 | 3"-8 | 3.50 | 4.095 | 3.25 | 21/32 | 5/8"-11 | 2.750 | 4.750 | 6.00 | 5.00 | 1.50 |
1201-56-56 | 1200-56-56 | 3-1/2"-8 | 3.50 | 4.095 | 3.50 | 21/32 | 5/8"-11 | 2.750 | 4.750 | 6.00 | 5.00 | 1.50 |
1201-56-64 | 1200-56-64 | 3-1/2"-8 | 4.00 | 4.595 | 3.75 | 21/32 | 5/8"-11 | 3.062 | 5.125 | 6.38 | 6.00 | 1.50 |
1201-64-64 | 1200-64-64 | 4"-8 | 4.00 | 4.595 | 4.00 | 21/32 | 5/8"-11 | 3.062 | 5.125 | 6.38 | 6.00 | 1.50 |
| Code 62 NPT Flanges | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Figure 1 O-Ring Face | Figure 2 Companion Face | NPT Size | Flange Size | O-Ring Groove | A | S | Z | GG | HH | L | W | T |
1858-08-08 | 1857-08-08 | 1/2"-14 | 0.50 | 1.000 | 0.50 | 11/32 | 5/16"-18 | 0.718 | 1.574 | 2.22 | 1.75 | 1.00 |
1858-12-12 | 1857-12-12 | 3/4"-14 | 0.75 | 1.250 | 0.75 | 13/32 | 3/8"-16 | 0.937 | 2.000 | 2.81 | 2.00 | 1.00 |
1858-12-16 | 1857-12-16 | 3/4"-14 | 1.00 | 1.560 | 0.91 | 13/32 | 7/16"-14 | 1.093 | 2.250 | 3.19 | 2.50 | 1.25 |
1858-16-16 | 1857-16-16 | 1"-11.5 | 1.00 | 1.560 | 1.00 | 13/32 | 7/16"-14 | 1.093 | 2.250 | 3.19 | 2.50 | 1.25 |
1858-16-20 | 1857-16-20 | 1"-11.5 | 1.25 | 1.750 | 1.14 | 17/32 | 1/2"-13 | 1.250 | 2.625 | 3.75 | 3.00 | 1.25 |
1858-20-20 | 1857-20-20 | 1-1/4"-11.5 | 1.25 | 1.750 | 1.25 | 17/32 | 1/2"-13 | 1.250 | 2.625 | 3.75 | 3.00 | 1.25 |
1858-20-24 | 1857-20-24 | 1-1/4"-11.5 | 1.50 | 2.115 | 1.48 | 21/32 | 5/8"-11 | 1.437 | 3.125 | 4.44 | 3.50 | 1.50 |
1858-24-24 | 1857-24-24 | 1-1/2"-11.5 | 1.50 | 2.115 | 1.50 | 21/32 | 5/8"-11 | 1.437 | 3.125 | 4.44 | 3.50 | 1.50 |
1858-24-32 | 1857-24-32 | 1-1/2"-11.5 | 2.00 | 2.490 | 1.73 | 25/32 | 3/4"-10 | 1.750 | 3.812 | 5.25 | 4.00 | 1.50 |
1858-32-32 | 1857-32-32 | 2"-11.5 | 2.00 | 2.490 | 2.00 | 25/32 | 3/4"-10 | 1.750 | 3.812 | 5.25 | 4.00 | 1.50 |