National 710632 Manual Transmission Output Shaft Seal - Left

Manual Transmission Output Shaft Seal for Nissan and Mazda

National 710632 is a manual transmission output shaft seal built for metric applications that require a precise shaft and housing bore match. It uses polyacrylate sealing material and is sized for a 39.000 mm shaft with a 59.000 mm housing bore, making it a direct-fit option for select Nissan Altima, Maxima, Quest, Murano, and Mazda manual transmission applications.

Key Features

• Part number 710632 manual transmission output shaft seal
• Polyacrylate sealing material for transmission sealing applications
• Inside diameter: 1.535 in. / 39.000 mm
• Outside diameter: 2.335 in. / 59.320 mm
• Width: 0.315 in. / 8.000 mm
• Overall width with side lip: 0.551 in. / 14.000 mm
• Metric unit of dimension for accurate fitment matching
• National Series 710600 oil seal design

Detailed Description

National 710632 is an oil seal for manual transmission output shaft service, engineered around metric dimensions for accurate sealing performance. The seal measures 1.535 inches inside diameter, 2.335 inches outside diameter, and 0.315 inches in width, with a 59.000 mm housing bore and 39.000 mm shaft size. National has focused on sealing solutions for more than 75 years, and this seal reflects that experience with a design intended for today’s vehicle service needs. This part cross-references NA5403 and NO-65 for the same application. It is a fitment-based choice for Nissan Altima, Nissan Maxima, Nissan Quest, Nissan Murano, and Mazda manual transmission service where the listed transmission codes apply.

What It Helps Address

• Transmission fluid leakage at the output shaft area
• Worn or hardened seal material from age and heat
• Seal failure after transmission service or disassembly
• Fluid seepage that can lead to low transmission fluid level
• Noise or contamination concerns caused by compromised sealing

Installation Notes and Tips

• Verify shaft diameter, housing bore, and transmission code before installation.
• Confirm the vehicle uses the listed Jatco JF010E, Mazda G5M-R, Mazda G66M-R, Mazda G35M-R, Mazda G15M-R, or Mazda G25MX-R transmission application where noted.
• Inspect the shaft surface for wear, scoring, or corrosion before fitting the seal.
• Clean the bore and sealing surface thoroughly to support proper seating.
• Use care during installation to avoid damaging the sealing lip.

Quality Assurance

National is a long-established sealing brand with a reputation built on premium sealing solutions and ongoing product development for modern vehicles. Part number 710632 is manufactured to support accurate transmission sealing in the listed Nissan and Mazda applications.