3558723 Air Compressor Inlet Gasket for Cummins
Aftermarket Cummins ISB/QSB/B6.7 Air Compressor Inlet Gasket - 3558723 is made from high-performance materials for a perfect fit and reliable sealing. MJ GASKET, a trusted gasket manufacturer, provides reliable gasket solutions. Get a quote today!
- Applications: Fit Cummins ISB/QSB/B6.7
- Categories:
Key Features - Cummins 3558723
- Seals internal/external joints in the air compressor system
- Prevents compressed air leaks under dynamic pressure
- New aftermarket replacement available for bulk orders
- More than 40 years of professional gasket manufacturing experience.
- Get a free engine gasket sample, try and decide whether to buy or not.

1. Cummins 3558723 Air Compressor Inlet Gasket Overview
The Cummins 3558723 Air Compressor Inlet Gasket is used in Cummins ISB/QSB/B6.7 models to seal joints within the air compressor assembly. It helps prevent air leaks at mounting surfaces and internal passages, ensuring stable pressure and reliable operation of the air brake system. Proper sealing is essential for maintaining braking performance and system safety in heavy-duty applications.
Key Features and Functions – Cummins 3558723:
- Fits Cummins ISB/QSB/B6.7 engines
- Category: Air Brake Compressor Gasket
- Seals internal/external joints in the air compressor system
- Prevents compressed air leaks under dynamic pressure
- New aftermarket replacement available for bulk orders
2. Air Brake Compressor Gasket Function and Materials Overview
Air brake compressor gaskets seal the mating surfaces within the compressor housing or between the compressor and engine block. They help maintain internal air pressure and prevent leakage, which is essential for consistent brake system performance in commercial vehicles.
To perform under high pressure, vibration, and thermal variation, these gaskets are made from durable, structurally stable materials.
Common material types include:
- Rubber-Coated Metal (RCM)
- Steel with Silicone Coating
- Metal Bonded with Rubber
3. About MJ GASKET – Experienced Aftermarket Gasket Manufacturer
MJ GASKET is a Taiwan-based aftermarket gasket manufacturer specializing in commercial and heavy-duty engine applications. With decades of experience in the gasket industry, we support global B2B clients, including engine-part distributors, rebuilders, and workshop operators.
Our gasket product line covers a wide range of engine models from brands such as Cummins, Caterpillar, Detroit Diesel, and Volvo, including pickup-truck engines like the Ford Powerstroke and GM 6.6 Duramax. We also offer gaskets for engine-related equipment such as heat exchangers, hydraulic pumps, and air-brake compressors.
To ensure accuracy and quality, we inspect our gaskets using precision 2D and 3D measuring equipment, verifying all critical dimensions before shipment.
Whether you’re sourcing standard replacement parts or require custom-made gaskets, MJ GASKET is a reliable partner for your engine-sealing needs.
- Over 20 years of experience in gasket manufacturing for diesel and commercial engines
- Support for both standard parts and customized gasket solutions
- Stable supply, responsive lead time, and global shipping support
4. Ordering Process for Cummins 3558723 – Bulk Orders & MOQ Flexibility
MJ GASKET primarily serves B2B customers looking for reliable sourcing of aftermarket engine gaskets. For the Cummins ISB/QSB/B6.7 3558723 Air Compressor Inlet Gasket , we support both bulk orders and limited-quantity requests depending on stock availability and production schedules.
To place an order:
- Contact us with the part number and required quantity.
- Our sales team will confirm MOQ, availability, pricing, and estimated lead time.
- Issue the purchase order and remit a 30% deposit to begin processing.
- If a sample is required, we will provide it for confirmation before proceeding.
- Once the sample is approved, the remaining 70% balance must be paid before mass production is dispatched.
Please note: MOQ requirements vary by product. For certain items, small-quantity orders may be accepted. Reach out to us to confirm the best option for your needs.
5. Worldwide Shipping from Taiwan – Lead Time & Delivery Options
MJ GASKET ships globally from Taiwan, offering flexible international shipping solutions based on your order size, weight, and urgency.
We support multiple shipping methods:
- Sea Freight, Air Freight, or Courier Service – The best method is selected depending on shipment size and required lead time.
- Use Your Appointed Forwarder – We are happy to work with your preferred shipping partner.
- Ship via Our Cooperating Forwarder
- Request Preferential Shipping Rates from Us – We can provide cost-effective shipping options through our logistics partners.
Lead times depend on product availability and order volume. Once your order is confirmed, our team will recommend the most efficient delivery method, confirm the estimated timeline, and keep you informed throughout the shipping process.
Whether shipping by carton or pallet, we ensure your gaskets are securely packed and prepared for safe international transport.
FAQ
Shipping & Delivery
- All parts are shipped out from Taiwan, you can arrange the pick-up or a shipping fee will be quoted using UPS/FedEx/DHL or TNT.
- Buyer is responsible for import duty and taxes.
Payments Methods
- Credit Card: there will be a 3% transaction fee if the order is under USD 3,000.
- Paypal: there will be a 10 % PayPal fee for each transaction.
- Wire Transfer Bank: the details will be provided after the order is placed.
FAQ for 3558723 Air Compressor Inlet Gasket for Cummins
Our gaskets are all made in Taiwan.
In general, our products are all in blank packaging.
We can also match specific packaging requirements, such as shrink packaging, zipper bag packaging, paste your label on the package, etc. An additional cost will be incurred.
According to different products, there will be different MOQ.
Ordering gaskets with MJ Gasket is as simple as 1. 2. 3.
Step 1. Provide your Inquiry to us and we will reply in 24 hours.
Step 2. Issue Order and remit 30% deposit.
Step 3. Customer confirm sample and 70% balance payment is remitted before mass production send out.
That’s it!
The basic concept is as per gasket process ( Please check Q4)
Once you supply the info we need to evaluate the job we can email you quote.
Our quotation contain everything you need to plan your job, included delivery times. The more info you can supply, the faster we can quote.
Please be sure to include all applicable data such as; dimension (drawing if available), operating temperatures and pressures, application and environment, material, etc.
You can also provide sample to us for testing.
MJ offer telegraphic transfer(T/T) as payment method.
You can pre settle 100% payment, or 30% as deposit; 70% balance before shipping.
For existing products:
l If the products you order are in stock, we can manage to ship out to you within 7 days.
l If the products you order are out of stock, the lead time is around 4-5 weeks.
For non-existing products or custom products:
Normally it takes 8-10 weeks, sometimes the lead time is longer than 10 weeks due to the supply of raw materials.
Check with our sales for detail information.
For fast selling or popular products, we will keep a certain amount of stock for instant needs. Please check with our sales for related products.
See product lead time for more information.
No, currently we do not have distributors outside Taiwan.
Depends on the weight and the quantity of your shipment, we can ship by sea, air or courier.
1. We accept your appointed forwarder.
2. You can ship with the forwarder that we cooperate with.
Here is the forwarder we cooperate with:
- MIDWEST TRANSATLANTIC LINES, INC.
- 1230 WEST BAGLEY ROAD BEREA, OH 44017-2910, U.S.A.
- TEL(440) 243-1993
- EMAIL: MTASales@MTALines.com
WEB: https://www.mtalines.com/
3. We can provide you preferential shipping options and fees.
There are two ways to get quotes for your products,
A. Quote products from the Products page by filter:
Browsing our Products page, hit the “Add To Quote” button after filtering a specific product and quote.
B. Cannot find products from the Products page by filter:
We do not upload all our products on the Products page, but they are still in our system.
Fill in your Part Number in the search bar and it will lead you to a specific product page. Then, Hit the “Add To Quote” button.
When you finish finding the products you need, click the quote cart icon to view the final list; you can modify the quantity or remove items.
After confirming all the details, fill in your contact information and other messages, then hit the “Send the RFQ” button.
You will receive a confirmation letter. Our representatives will get back to you within 24 hours.
If you need further assistance or product needs, you are also welcome to fill in the form to contact us through the red icon in the lower right of the screen.