Air Compressor Couplings
Air compressor drives can combine continuous running with start-up load, vibration and limited alignment tolerance between motor and compressor. Coupling selection should confirm real motor data, shaft diameters, running speed, start frequency and service environment.

Industry Background
Air compressor drives can combine continuous running with start-up load, vibration and limited alignment tolerance between motor and compressor. Coupling selection should confirm real motor data, shaft diameters, running speed, start frequency and service environment.
Main Challenges
Start-up torque, vibration, element wear and alignment quality are the primary checks.
- Torque and transient load
- Driver and driven shaft dimensions
- Running speed and cycle pattern
- Alignment condition and bearing reaction
- Temperature, contamination and maintenance access
Our Solution Approach
Use the NM series as a reference when its bore, torque, speed and installation envelope fit the machine requirements. The first pass checks operating torque or motor power and speed, both shaft sizes, the duty cycle and environment. If the application needs behavior not supported by a standard elastomeric jaw arrangement, review another coupling family rather than forcing an NM selection.

Key Performance Requirements
| Input | Why It Matters |
|---|---|
| Torque / motor power | Sets the required coupling capacity after service margin. |
| Speed | Must stay within the approved limit for the selected size. |
| Shaft diameters | Determines whether the selected hub can be safely machined. |
| Duty and environment | Affects element, service margin, inspection and maintenance decisions. |
Recommended NM Models

Acoplamento de mandíbula flexível NM 50




Acoplamento de mandíbula flexível NM 112

Acoplamento de mandíbula flexível NM 128
Installation And Maintenance Tips
Keep shafts clean and burr-free, machine the bores and keyways to the approved drawing, align the shafts before fitting the flexible element, verify the final hub spacing, and inspect the element during planned maintenance. Investigate unusual heat, noise, dust generation or repeated element damage rather than simply replacing the wear component.

Application Scene




RFQ Inputs
Compressor power, speed, both shaft sizes, start frequency, duty cycle and ambient conditions.
💡Lembrete Rápido para Pedidos: Peças padrão têm quantidade mínima de pedido (MOQ). Itens grandes e de alto valor são calculados com base no valor total do pedido. Amostras de 1 a 5 peças estão disponíveis para novos clientes a preço de amostra. Modelos variados podem atingir USD 1.500. Processamento especial é limitado pelo tamanho do lote de produção. Pedidos de 1 a 2 peças têm custo mais elevado. Projetos especiais são bem-vindos para avaliação. Para um orçamento eficiente, por favor, informe em seu e-mail: modelo do produto, setor, aplicação e especificações principais.