Table of equivalences
| ITT | Bell & Gossett | Cetetherm | Alfa Laval |
| PF 10 | GPX 34 | CT 90 | P01 |
| PF 16 | GPX 130 | CT 100 | P22 |
| PF 20 | GPX 161 | CT 110 | M6 B |
| PF 21 | GPX 151 | CT 210 | M6 M |
| PF 25 | GPX 237 | CT 170 | M10 M |
| PF 35 | GPX 258 B | CT 160 | M10 B |
| PF 41 | GPX 646 | CT 230 | M15 F/M |
| PF 42 | GPX 678 | CT 240 | M15 B |
| PF 45 | GPX 807 | A 15 B | |
| PF 50 | GPX 538 | AK 20 | |
| PF 55 | GPX 850 | AM 20 | |
| PF 60 | GPX 850 B | AM 20 B | |
| PF 65 | GPX 1152 | A20 B | |
| PF 70 | GPX 1700 | AX 30 B | |
| PF 71 | GPX 1980 | M30 | |
| PF 75 | GPX 2160 | A35 | |
| PF 80 | GPX 3910 | AL35 |
New nomenclature
| Old name | New name |
| GC 30 | GCD 030 |
| GC 50 | GCD 050 |
| GC 26 | GCP 026 |
| GC 60 | GCP 060 |
| UFX 6 / GX 6 | GXD 006 |
| UFX 12 / GX 12 | GXD 012 |
| UFX 18 / GX 18 | GXD 018 |
| UFX 26 / GX 26 | GXD 026 |
| UFX 37 / GX 37 | GXD 037 |
| UFX 42 / GX 42 | GXD 042 |
| UFX 51 / GX 51 | GXD 051 |
| UFX 60 / GX 60 | GXD 060 |
| UFX 64 / GX 64 | GXD 064 |
| UFX 85 / GX 85 | GXD 085 |
| UFX 91 / GX 91 | GXD 091 |
| UFX 100 / GX 100 | GXD 100 |
| UFX 118 / GX 118 | GXD 118 |
| UFX 140 / GX 140 | GXD 140 |
| UFX 145 / GX 145 | GXD 145 |
| UFX 180 / GX 180 | GXD 180 |
| UFX 205 / GX 205 | GXD 205 |
| UX 01 | UXP 010 |
| UX 10 | UXP 100 |
| UX 20 | UXP 200 |
| UX 40 | UXP 400 |
| GC 26 | GMP 026 |