Grade 5 Shear Bolts for Rotary Cutters 1 2 x 3 1 2 with Nylock Nuts 5 Pack

Product Overview

These grade 5 shear bolts provide a reliable breakaway point for rotary cutter blades, protecting the gearbox from damage. Each bolt is 1/2" diameter by 3-1/2" long, paired with a self-locking nylock nut. Ideal for farmers, landscapers, and equipment operators.

Key Features & Performance

• Grade 5 strength for reliable shear protection
• Includes 5 bolts and 5 nylock nuts per pack
• 1/2" diameter x 3-1/2" length for standard rotary cutters
• Nylock nuts resist loosening from vibration
• Easy to replace – no special tools required
• Corrosion-resistant finish for outdoor use

Fitment & Compatibility

• Fits most standard rotary cutters

Common Uses

• Replacing worn or broken shear bolts on rotary mowers
• Protecting gearbox from impact damage during brush cutting
• Maintaining proper blade safety on farm and ranch equipment
• Field maintenance for pasture mowing
• Job site vegetation management

Technical Specifications

• Grade: 5
• Bolt Size: 1/2" x 3-1/2"
• Includes: 5 Bolts and 5 Nylock Nuts

Frequently Asked Questions

Q: What is the purpose of a shear bolt? A: Shear bolts are designed to break under excessive load, protecting the rotary cutter gearbox from damage.

Q: Do these bolts fit my rotary cutter? A: These 1/2" x 3-1/2" grade 5 bolts fit most standard rotary cutters – verify your cutter's bolt size and grade requirement.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.