Moyno® 1000 Series F-Size Rotors & Stators
Replacement rotors and stators for supported A, B and C pump configurations in F size.

Parts Program Overview
Rotor and stator replacement program. Model designations must be matched by pump configuration, number of stages and size before selecting replacement components.
F-Size Rotors & Stators Coverage
ACCA’s coverage for this size family is specifically focused on replacement rotors and stators. Supported models can include A standard, B close-coupled and C open-throat configurations across applicable OEM stage counts. Other pump components are not represented as part of this catalog offering unless separately confirmed by ACCA.
Model Identification
| Model Position | Meaning |
|---|---|
| First Character | A = Standard, B = Close-Coupled, C = Open Throat |
| Number | Number of pump stages |
| Final Letter | Pump size |
Rotor & Stator OEM Part Number Reference
The table below retains the OEM stator designation exactly as listed in the service documentation. ACCA part numbers use the complete OEM designation with an A- prefix. Example: OEM RR A2F6510 becomes ACCA A-RR A2F6510.
| Model | Component | Material / Elastomer | ACCA Part Number | OEM Part Number |
|---|---|---|---|---|
| A1F | Rotor | Hardened / alloy steel | A-TS A1F5000 | TS A1F5000 |
| A1F | Rotor | 316 stainless steel | A-SS A1F5000 | SS A1F5000 |
| A2F | Rotor | Hardened / alloy steel | A-TS A2F5000 | TS A2F5000 |
| A2F | Rotor | 316 stainless steel | A-SS A2F5000 | SS A2F5000 |
| A4F | Rotor | Hardened / alloy steel | A-TS A4F5000 | TS A4F5000 |
| A4F | Rotor | 316 stainless steel | A-SS A4F5000 | SS A4F5000 |
| A1F | Stator | Nitrile (NBR) | A-RQ A1F6510 | RQ A1F6510 |
| A1F | Stator | Natural Rubber | A-RR A1F6510 | RR A1F6510 |
| A1F | Stator | Fluoroelastomer | A-RF A1F6510 | RF A1F6510 |
| A1F | Stator | EPDM | A-RB A1F6510 | RB A1F6510 |
| A2F | Stator | Nitrile (NBR) | A-RQ A2F6510 | RQ A2F6510 |
| A2F | Stator | Natural Rubber | A-RR A2F6510 | RR A2F6510 |
| A2F | Stator | Fluoroelastomer | A-RF A2F6510 | RF A2F6510 |
| A2F | Stator | EPDM | A-RB A2F6510 | RB A2F6510 |
| A4F | Stator | Nitrile (NBR) | A-RQ A4F6510 | RQ A4F6510 |
| A4F | Stator | Natural Rubber | A-RR A4F6510 | RR A4F6510 |
| A4F | Stator | Fluoroelastomer | A-RF A4F6510 | RF A4F6510 |
| A4F | Stator | EPDM | A-RB A4F6510 | RB A4F6510 |
Confirm the complete pump model, construction, material and serial number before ordering.
Ordering Information
Provide the complete pump model, serial number, required component, OEM part number when available, rotor material, stator elastomer and service conditions. ACCA will use this information to confirm the applicable replacement.
Related Moyno 1000 Series Parts
Request F-Size Rotors & Stators
Send your model and OEM part number to ACCA Pumps for cross-reference.
Trademark Disclaimer: Moyno® is a registered trademark of its respective owner. References are used solely to identify compatible equipment and replacement applications. ACCA Pumps is an independent aftermarket manufacturer and is not affiliated with or endorsed by the trademark owner.
