| OUR LABEL | OUTSIDE DIAMETER (in) | MAXIMUM PRESSURE LIFTING (bar) | PROFILE MODEL (Single lobe) | MAXIMUM PUMP FLOW x 100 rpm [MP/day] | ROTOR-STATOR INTERFERENCE FIT |
|---|---|---|---|---|---|
| 238 (2 3/8") | 120; 180; 240 | E | 1,6 | ||
| 278 (2 7/8") | 065; 100; 120; 150; 180; 240 | V | 3 | ||
| 278 (2 7/8") | 065; 100; 120; 150; 180; 240; 300 | H | 4 | ||
| 278 (2 7/8") | 065; 100; 120: 150; 180; 200; 240 | G | 7 | ||
| 278 (2 7/8") | 120: 150; 180 | S | 8 | ||
| 278 (2 7/8") | 065; 120; 150; 180 | F | 10 | ||
| 350 (3 1/2") | 065; 100; 120; 150; 180; 200; 240 | A | 10 | ||
| 350 (3 1/2") | 120; 150; 180; 200; 240; 360 | U | 10 | ||
| 350 (3 1/2") | 065; 100; 130; 150; 180; 200; 240 | N | 13 | ||
| 350 (3 1/2") | 060: 100; 120; 150; 180 | J | 16 | JJ = loose | |
| 350 (3 1/2") | 060; 100; 120; 150; 180; 240 | K | 16 | J = light | |
| PEU | 350 (3 1/2") | 060: 090; 120; 150; 180 | Y | 23 | N = normal |
| 400 (4") | 060; 090; 120; 150; 180; 240 | L | 23 | T = | |
| 400 (4") | 060; 090; 120; 150; 180; 240 | C | 33 | tight | |
| 400 (4") | 060; 090; 120; 150; 180; 240 | M | 42 | ||
| 400 (4") | 060; 090; 120; 150; 180 | Z | 60 | ||
| 450 (4 1/2") | 060; 090; 120: 150; 180 | P | 60 | ||
| 400 (4") | 060; 090; 120; 150 | D | 76 | ||
| 450 (4 1/2") | 060; 090; 120; 150; 180 | T | 76 | ||
| 450 (4 1/2") | 060; 090; 120; 150 | R | 98 | ||
| 450 (4 1/2") | 060; 090: 120 | W | 120 | ||
| 550 (5 1/2") | 045: 090; 120 | X | 135 |
| TYPE/CODE OF ELASTOMER | RESISTANCE TO AROMATIC CRUDE OIL | Max API grade Oil gravity | Resistance to H2S | Resistance to CO2 | Resistance to salt water | Wear resistance | General characteristics or application recommendations |
|---|---|---|---|---|---|---|---|
| NBR 1 high nitril | Good | 20 | Medium | Good | Very Good | Very Good | • excellent mechanical characteristics • recommended for heavy crude oil (waxy), salt water with sand in suspension max. 3% • maximum temperature 80°C |
| NBR 2 very high nitril | Very Good | 40 | Medium | Good | Good | Very Good | • excellent mechanical characteristics • recommended for low aromatic and heavy crude oil, salt water with sand in suspension max. 3% • maximum temperature 80°C |
| NBR 3 high nitril | Very Good | 20 | Medium | Good | Very Good | Very Good | • excellent mechanical characteristics • recommended for heavy crude oil, salt water with sand in suspension max 3% • maximum temperature 110°C |
| NBR 4 medium nitril | Poor | 12 | Medium | Good | Good | Excellent | • excellent mechanical characteristics • recommended for heavy crude oil, salt water with sand in suspension max. 5% • maximum temperature 80°C |
| NBR 5 very high nitril | Very Good | 40 | Medium | Good | Very Good | Very Good | • excellent mechanical characteristics • recommended for low aromatic and heavy crude oil, salt water with sand in suspension max. 3% • maximum temperature 110°C |
| H - 1 HNBR | Very Good | 38 | Excellent | Excellent | Excellent | Excellent | • excellent mechanical characteristics • recommended for low aromatic and heavy crude oil, salt water with sand in suspension max. 5% • maximum temperature 120°C |
| H - 2 HNBR | Very Good | 38 | Excellent | Excellent | Excellent | Excellent | • excellent mechanical characteristics • recommended for low aromatic and heavy crude oil, salt water with sand in suspension max. 5% • maximum temperature 135°C |
| F FKM | Excellent | 42 | Excellent | Excellent | Excellent | Poor | • moderate mechanical characteristics and wear strength • recommended for light and very light crude oil, free of sand, salt water • maximum temperature 140°C |
| Interference Class Fit | Minor Diameter | Work Temperature | Efficiency |
|---|---|---|---|
| T | dN + 0,2 mm | 10 ÷ 30 ºC | 60 ÷ 85 % |
| N | dN | 30 ÷ 60 ºC | 35 ÷ 60 % |
| J | (dN - 0,3 mm) | 60 ÷ 80 ºC | 10 ÷ 35 % |
| JJ | (dN - 0,6 mm) | 80+ ºC | 0 ÷ 10 % |
