YM Series Hose-Type Dampers:
| PD40 | |
| Hose material | Chlorosulfonated polyethylene (CSM), Ethylene–Propylene–Diene Monomer rubber (EPDM), Natural Rubber (NR), Nitrile Rubber (NBR) |
| Housing assembly | Carbon steel |
| O-ring | Nitrile Rubber (NBR) |
| Flange material | Galvanized steel, 316 stainless steel |
| Insert | Polypropylene (PP), Polyvinyl Chloride (PVC), Polyvinylidene Fluoride (PVDF), Stainless Steel |
| Replace hose component | Part Number | ||
| Hose type | Materials | Color code | PD/40 |
| Natural Rubber Hose (NR) | Natural rubber | Purple | 28-P040020 |
| Natural Rubber Hose (NR) | Nitrile rubber | Yellow | 28-P040040 |
| EPDM Rubber Hose | Ethylene propylene diene monomer Rubber | Red | 28-P040075 |
| Chlorosulfonated Polyethylene Hose (CSM) | Chlorosulfonated polyethylene | Blue | 28-P040070 |
The hose type is determined by the internal material of the hose, and each hose type is identified by a unique color code.
For ordering codes and information on pulsation dampeners and inserts, please contact customer service.
| PD40 | |
| Maximum working pressure | 16 bar (232.1 psi) |
| Storage temperature range | -40°C to 70°C |
| Storage Temperature Range (Fahrenheit) | -40°F to 158°F |
| Product temperature range | -10°C to 80°C |
| Product Temperature Range (Fahrenheit) | 14°F to 176°F |
| Assembly weight | 34.4 kg (75.8 lbs) |
| Flange dimensions | 1-1/2 inch |
| Applicable pump models | YM25, YM32, YM40 |

| Dimensions (in millimeters, applicable to DIN flanges) | Dimensions (inches, for 150# ANSI flanges) | ||||||||||||||
| A | B | C | C | n x N | L | M | A | B | C | C | n x N | L | M | ||
| Damper model | Pump model | SS | PVC PVDF PP | DIN flange dimensions | SS | PVC PVDF PP | ANSI flange dimensions | ||||||||
| PD 40 | YM 25 | 168 | 800 | 4 | 20 | 4 x 14 | 85 | 25 | 6.6 | 31.5 | 0.16 | 0.79 | 4 x 5/8 | 3 -1/8 | 1 |
| PD 40 | YM 32 | 168 | 800 | 4 | 20 | 4 x 18 | 100 | 32 | 6.6 | 31.5 | 0.16 | 0.79 | 4 x 5/8 | 3 -1/2 | 1 – 1/4 |
| PD 40 | YM 40 | 168 | 800 | 4 | 20 | 4 x 18 | 110 | 40 | 6.6 | 31.5 | 0.10 | 0.79 | 4 x 5/8 | 3 -7/8 | 1 – 1/2 |