| 421AK00494B | NO CONTROL SPECIAL FEATURES | Second Design | 80.0 cm3/r [4.88 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 199.9-206.8 bar [2900-3000 lbf/in2] |
| 421AK00490C | NO CONTROL SPECIAL FEATURES | THIRD DESIGN | 80.0 cm3/r [4.88 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 199.9-206.8 bar [2900-3000 lbf/in2] |
| 421AK00487B | BLEED DOWN ORIFICE | Second Design | 62.3 cm3/r [3.80 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 241.3-248.2 bar [3500-3600 lbf/in2] |
| 421AK00485C | NO CONTROL SPECIAL FEATURES | THIRD DESIGN | 62.3 cm3/r [3.80 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 241.3-248.2 bar [3500-3600 lbf/in2] |
| 421AK00481B | NO CONTROL SPECIAL FEATURES | Second Design | 62.3 cm3/r [3.80 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 241.3-248.2 bar [3500-3600 lbf/in2] |
| 421AK00476C | NO CONTROL SPECIAL FEATURES | THIRD DESIGN | 62.3 cm3/r [3.80 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 199.9-206.8 bar [2900-3000 lbf/in2] |
| 421AK00473B | NO CONTROL SPECIAL FEATURES | Second Design | 62.3 cm3/r [3.80 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 241.3-248.2 bar [3500-3600 lbf/in2] |
| 421AK00463C | BLEED DOWN ORIFICE | THIRD DESIGN | 49.2 cm3/r [3.00 in3/r] | 12.41-15.17 bar [180-220 lbf/in2] | 206.8-213.7 bar [3000-3100 lbf/in2] |
| 421AK00457C | NO CONTROL SPECIAL FEATURES | THIRD DESIGN | 49.2 cm3/r [3.00 in3/r] | 26.20-28.96 bar [380-420 lbf/in2] | 246.5-253.4 bar [3575-3675 lbf/in2] |
| 421AK00456C | NO CONTROL SPECIAL FEATURES | THIRD DESIGN | 62.3 cm3/r [3.80 in3/r] | 17.24-19.99 bar [250-290 lbf/in2] | 206.8-213.7 bar [3000-3100 lbf/in2] |