Disc Mower Bolt and Nut Kit for New Holland 1409-1431 and 616-617 Series SKU: NHLONGBOLTKIT

When disc mower bolts loosen, strip, or snap under field conditions, cutting operations stop until you get the right hardware. This 10-piece bolt and nut kit provides the exact-fit Grade 8 bolts and matching nuts your New Holland disc mower lifters need to secure cutting discs reliably.

Why This Kit Matters

• Grade 8 flanged bolts handle the high torque and vibration disc cutters generate
• Proper 1/2-13 x 1-3/4 thread specification ensures secure lifter mounting
• Special nuts designed to stay tight under field conditions
• Original New Holland engineering means perfect fit every time

Replaces These Part Numbers

• New Holland 86515926
• New Holland 87725066

This kit gets you back cutting with confidence. For fitment questions or blade replacement needs, our parts team has 55+ years of New Holland experience to help.