Description
Our Diaphragms are a direct fit for Rammer S25, S24, S26, S25N, S27, 1533, 1533E, 1655, Sandvik BR927, Allied 1533.
The OEM part number for Low Pressure is:
| Brand | Model | Serial Number | Part Number |
| Rammer | S25 (Low Pressure) S26 |
20604 | |
| Rammer | S25N S25N City S25N Uniram |
25BBB0005-UP 25BDB0005-UP 25BCB0005-UP |
20604 |
| Rammer | S27 S27 City S27 Uniram |
27AAA0234-UP 27ADA0231-UP 27ATA0005-UP |
20604 |
| Rammer | 1533 | 1533A0005-UP 1533B0300-UP |
20604 |
| Rammer | 1533E | 1533EB0005-UP | 20604 |
| Rammer | 1655 | 1655A0146-UP 1655A0005-UP |
20604 |
| Rammer | 1655E | 1655EA0275-UP | 20604 |
| Sandvik | BR927 BR927 CITY BR927 UNIRAM |
27AAA0877-UP 27ADA0877-UP 27ATA0877-UP |
20604 |
| Allied | 1533 | 20604 |
The OEM part number for High Pressure is:
| Brand | Model | Serial  Number | Part Number |
| Rammer | S25 (High Pressure) | 41713 | |
| Rammer | S24 | 41713 | |
| Sandvik | BR927 BR927 City BR927 Uniram |
27AAA0877-UP 27ADA0877-UP 27ATA0877-UP |
41713 |
The quality of the diaphragm you choose is a large consideration, and not all diaphragms are the same. The Rubber material can widely vary depending on temperature, mixing time, and mold style. This results in significant viscosity variations during manufacturing and an inconsistent product.
Big Hammer Co. is a direct replacement manufacturer for all our brands. It is not endorsed, sponsored, or in any way associated with Rammer. This product is a direct replacement part.
Any use of or reference to the Rammer trademark is for the sole purpose of indicating compatibility or product fit and is not meant to imply any affiliation or relationship between Big Hammer Co. and Rammer and/or the Rammer Trademark.