Dorman 41203 Air Cleaner Fastener

Dorman 41203 Air Cleaner Wing Nut

Dorman 41203 is an air cleaner fastener built to match the fit and function of the original part on specified vehicles. Made from steel with a silver finish and M6 x 1.0 thread size, this air cleaner wing nut is a direct-fit replacement for select Nissan applications.

Use this Dorman 41203 air cleaner fastener when you need a precise replacement for the original air cleaner wing nut on Nissan Frontier, Xterra, Pickup, D21, Pulsar NX, Sentra, Pathfinder, 720, 280ZX, Pulsar, 210, 310, 510, and 200SX models.

Key Features

• Steel construction for dependable fastening performance
• Silver finish for a clean OE-style appearance
• Specific fit for select Nissan air cleaner assemblies
• M6 x 1.0 thread size for proper thread engagement
• Air cleaner wing nut design for serviceable air box retention

Detailed Description

This Dorman air cleaner fastener is engineered as a direct replacement for the original wing nut used on specified Nissan vehicles. It is designed to match the original fit and function, helping restore secure attachment at the air cleaner housing without changing the factory-style setup. The Dorman 41203 is a practical replacement for Nissan Frontier and Xterra air cleaner service, as well as older Nissan Pickup, D21, and 720 applications.

This part cross-references 16551W7000 and 412033 for the same application.

What It Helps Solve

• Loose or missing air cleaner wing nut
• Improper air cleaner cover retention
• Damaged or worn original fastener threads
• Service issues caused by a non-matching replacement fastener
• Fitment problems on select Nissan air cleaner assemblies

Installation Notes and Tips

• Verify thread size M6 x 1.0 before installation.
• Confirm vehicle application by year, make, and model before ordering.
• Inspect the air cleaner housing threads for wear or damage during service.
• Use on the specified Nissan applications listed for this part.

Quality Assurance

Dorman designs this air cleaner fastener to match the original part’s fit and function on specified vehicles. The steel construction and application-specific design support consistent replacement performance for routine air intake service.