1604774700 | ATLAS COPCO AIR COMPRESSOR COUPLING
$800.00
If you are currently using the coupling models 1028853630 or 1604025100, please order Part Number 1604774700 directly to receive the latest, most optimized replacement part.
The COUPLING (Part Number: 1604774700) is a crucial component engineered specifically for ATLAS COPCO Air Compressors. In the compressor system, the coupling plays a vital role by connecting and transmitting power while compensating for misalignment between the shafts, ensuring the equipment operates smoothly, reliably, and efficiently.

As the newest version of this part, it incorporates the benefits of its predecessors and utilizes optimized materials and manufacturing processes, making it the ideal choice for maintenance and equipment upgrades.
Key Specifications
| Feature | Details |
| Part Number | 1604774700 |
| Origin | DE (Germany) |
| Tariff Code | 84836080 (Applicable to couplings, clutches, and universal joints) |
| Weight | 4008 grams (gr) |
| Dimensions | Width: 350 mm |
| Height: 80 mm | |
| Length: 350 mm | |
| Supersedes Part Numbers | 1028853630; 1604025100 |

Product Advantages
- Original Quality, High Reliability: Sourced from Germany, this product adheres to ATLAS COPCO’s strict quality standards, ensuring a perfect fit with your air compressor and guaranteeing long-term stable operation.
- Latest Optimized Version: The 1604774700 coupling supersedes the older models 1028853630 and 1604025100, representing a higher standard of performance and an extended service life.
- Precise Power Transmission: The coupling is meticulously designed to reliably transmit torque from the motor to the compressor element, minimizing energy loss.
- Effective Vibration Absorption: Excellent damping and buffering design effectively absorb shock and vibration generated during machine operation, protecting the motor and main unit bearings, and prolonging the lifespan of the entire unit.

Why Choose BOAO?
BOAO Air Compressor Co., Ltd. — Atlas Copco air compressor experts from China. One stop supplier of air compressors, vacuum pumps, blowers, nitrogen generators, and spare parts. With 25 years of industry experience, we have sold and served more than 6000 air compressors, with a common inventory of more than 20000 pieces. We have established cooperative relationships with 95 countries around the world.
BOAO is a one-stop solution provider for Atlas Copco air compressors. With unparalleled efficiency and reliability, Atlas Copco air compressors redefine industrial productivity.
We master the complexity of air compressor systems and provide pioneering solutions for various industrial needs. With 25 years of industry experience, we have sold and served more than 6892 air compressors, with a common spare parts inventory of more than 20000 pieces. We have established cooperative relationships with 95 countries around the world.

More Couplings List
If you need other Atlas Copco air compressor couplings, we provide more models in the table below or you can submit your requirements to us directly.
| Part Number | Part Name | Part-Number |
| 1621372800 | HOUSING-COUPLING | 1621-3728-00 |
| 1621344601 | COUPLING-HALF | 1621-3446-01 |
| 1621305500 | HOUSING-COUPLING | 1621-3055-00 |
| 1621304103 | ELEMENT-COUPLING | 1621-3041-03 |
| 1621303400 | HOUSING-COUPLING | 1621-3034-00 |
| 1621276800 | COUPLING HALF | 1621-2768-00 |
| 1621276702 | COUPLING ELEMENT | 1621-2767-02 |
| 1621276701 | COUPLING | 1621-2767-01 |
| 1621234800 | COUPLING | 1621-2348-00 |
| 1621234400 | COUPLING | 1621-2344-00 |
| 1621225481 | COUPLING | 1621-2254-81 |
| 1621172201 | COUPLING-HALF | 1621-1722-01 |
| 1621172003 | COUPLING-HALF | 1621-1720-03 |
| 1621172002 | COUPLING-DRIVE | 1621-1720-02 |
| 1621172001 | COUPLING-DRIVE | 1621-1720-01 |
| 1621171801 | COUPLING-HALF | 1621-1718-01 |
| 1621171303 | COUPLING HALF | 1621-1713-03 |
| 1621171302 | COUPLING-HALF | 1621-1713-02 |
| 1621171301 | COUPLING-HALF | 1621-1713-01 |
| 1621169400 | GUARD-COUPLING | 1621-1694-00 |
| 1621169300 | HOUSING-COUPLING | 1621-1693-00 |
| 1621169200 | HOUSING-COUPLING | 1621-1692-00 |
| 1621153508 | COUPLING-HALF | 1621-1535-08 |
| 1621153505 | COUPLING-HALF | 1621-1535-05 |
| 1621153504 | COUPLING-DRIVE | 1621-1535-04 |
| 1621153503 | COUPLING-DRIVE | 1621-1535-03 |
| 1621153402 | COUPLING-HALF | 1621-1534-02 |
| 1621153401 | COUPLING-HALF | 1621-1534-01 |
| 1621144300 | COUPLING | 1621-1443-00 |
| 1621114501 | COUPLING | 1621-1145-01 |
| 1621088700 | COUPLING | 1621-0887-00 |
| 1621088600 | COUPLING | 1621-0886-00 |
| 1621080400 | COUPLING HALF | 1621-0804-00 |
| 1621051905 | COUPLING HALF | 1621-0519-05 |
| 1621051904 | COUPLING HALF | 1621-0519-04 |
| 1621051903 | COUPLING HALF | 1621-0519-03 |
| 1621051901 | COUPLING HALF | 1621-0519-01 |
| 1621051100 | COUPLING HALF | 1621-0511-00 |
| 1635049100 | HUB COUPLING | 1635-0491-00 |
| 1635049200 | HUB COUPLING | 1635-0492-00 |
| 1635049500 | HUB COUPLING | 1635-0495-00 |
| 1635049600 | HUB COUPLING | 1635-0496-00 |
| 1635091900 | COUPLING DRIVE | 1635-0919-00 |
| 1635097900 | COUPLING DRIVE | 1635-0979-00 |
| 1635098000 | COUPLING DRIVE | 1635-0980-00 |
| 1635098900 | COUPLING DRIVE | 1635-0989-00 |
| 1635099200 | COUPLING ELEM. | 1635-0992-00 |
| 1635114300 | COUPLING ELEM. | 1635-1143-00 |
| 1635114900 | COUPLING ELEM. | 1635-1149-00 |
| 1604076100 | COUPLING | 1604-0761-00 |
| Weight | 4.008 kg |
|---|---|
| Dimensions | 35 × 35 × 8 cm |
| 1-9 Pcs | $800.00 |
| ≥10 Pcs | $700.00 |
| MPN | 1604774700=1028853630=1604025100 |
| Country of Origin | DE |
| Delivery Time | 2-3 Weeks |
| HS Code | 8414900090 |
| MOQ | 1 Piece |
| Packing | Carton |
| Product Quality | Brand-New Original |
| Transaction Mode | CFR, CIF, DAP, DDP, DPU, EXW, FCA, FOB |






















Mike R –
Solid Original Replacement Coupling
We needed a replacement 1604774700 coupling fast. Ordered from BOAO Air Compressor Co., Ltd. The part felt solid—good, dense material. It matched the genuine specs perfectly, making the install on our XAHS unit straightforward with no fitment issues. The machine is running noticeably quieter and with less vibration now. Saved us a major headache and kept the downtime minimal. BOAO provided a genuine quality replacement.