J96 Turbo Shaft Nut 6506-21-5020 NU-CW Replacement

This aftermarket shaft nut is a replacement component for J96 turbochargers, identified by part number FOR 6506-21-5020 NU-CW. It serves as a critical fastening element for the turbo core, with a reference application associated with FOR KTR90 NU-CW. Buyers should verify their specific engine and vehicle application against these OEM reference numbers before ordering to ensure correct fitment.

Key Specifications

• Part Number: FOR 6506-21-5020 NU-CW
• Product Type: Shaft Nut
• Turbo Model: J96
• OEM Reference: FOR KTR90 NU-CW
• Gross Weight: 0.05 kg
• Packing: N/A
• Application Path: OTHER TURBOCHARGER > OTHER CORE

This component is a flanged hex nut with an internal threaded bore, designed for turbo core assembly. The visible metallic finish and integrated wide flange support secure fastening within the J96 turbocharger configuration. Buyers should verify thread pitch and diameter against their specific assembly manual, as these dimensions are not explicitly listed in the product data.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• OTHER TURBOCHARGER > OTHER CORE

This shaft nut is listed for J96 turbocharger applications, with a reference application associated with FOR KTR90 NU-CW. The application path is categorized under OTHER TURBOCHARGER > OTHER CORE, serving as a verification clue rather than a confirmed fitment list. Buyers should cross-check the part number FOR 6506-21-5020 NU-CW against their specific engine code, vehicle model, and production year. Verify the OEM reference numbers and turbo configuration before ordering to ensure the replacement application matches your assembly requirements.

Technical Notes

The shaft nut features a hexagonal outer profile with an integrated wide flange and internal threaded bore, visible in the product photography. The metallic surface finish shows reddish discoloration on the flange and side surfaces, which may indicate surface treatment or handling marks; buyers should inspect the physical part for material grade and thread integrity before installation. Since specific material grade, thread pitch, and diameter are not explicitly listed in the product data, verify these dimensions against your J96 turbo assembly manual. Confirm that the flange width and hex size match your core housing requirements to ensure proper torque application and secure fastening during rebuild or replacement.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the FOR 6506-21-5020 NU-CW shaft nut. Technical fitment support is available to help verify the J96 turbo model and OEM reference FOR KTR90 NU-CW against your specific engine and vehicle application. Worldwide shipping is available for this aftermarket replacement part. Contact the technical team to confirm current pricing tiers and logistics options for bulk orders.