Description
Nationwide Trailers Parts offers premium NTN tapered roller bearings and races. NTN tapered roller bearings and races feature case-carburized components. Cups, cones and rollers are made from case-hardened alloy steel of “Bearing Quality” to provide superior fatigue life and reliability. Precise control of heat treatment, dimensions and surface finish of the components further contribute to reliable bearing and race performance. NTN tapered roller bearings and races are high quality and ultra reliable.
Replacement inner race for 12,000 - 16,000 lb. Quality Running Gear axles.
- Industry Standard Part Number: 39520
- Outside Diameter: 4.438"
- Matching Bearing (Sold Separately): 39590
- 12K QRG
