NSN 2990-00-029-0426 Repair Services

Exhaust Muffler Overhaul, Repair, and Maintenance

MPN: 9S7787

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 2990-00-029-0426 exhaust muffler
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NSN 2990000290426


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AS9120B:2015 ISO 9001 Audited and Certified

FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 2990-00-029-0426 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 2990-00-029-0426 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 2990-00-029-0426
Categorization Mufflers and exhaust pipes for vehicles
Repairability Code

Approximate Weight 4.4lb
Overall Length 44.500 inches
Overall Height 10.000 inches
Overall Width 15.000 inches
Inlet Connection Type Unthreaded
Outlet Inside Diameter 6.625 inches
Design Type Dry
Coolant Type Air
Muffler Design Multipass
Baffle Quantity 1
Tube Quantity 1
Body Shape Oval
Operating Position Horizontal
Inlet Location Offset on end of body
Inlet Projection Length 2.500 inches
Inlet Inside Diameter 6.625 inches
Outlet Connection Type Unthreaded
Outlet Location Offset on end of body
Outlet Projection Length 9.000 inches
Material Steel
Material Steel
Surface Treatment Any acceptable

Part Numbers

Part Number Company RNAAC (Repair Depot)
9S7787 CATERPILLAR INC. AX - DLA LAND AND MARITIME