• Nylon locking element will not gall or strip threads or remove plating.
• Full locking effectiveness from -65° to 250°F.
• Provides a complete 360° locking circle around threads to prevent loosening under vibration and impact.
• Locks at any position on the fastener and allows precise adjustment.
• Nylon collar seals the threads to protect locked threads against corrosion for easier removal.
• Zinc yellow plated finish.
• Identification:
  Nylon Collar: Purple.
  Grade Identification: Double Notched Corners or 6 Dots

Assortment Contains:

• 675 - 16 Compartment Drawer - Qty. 1
• 34-8404 - 1/4"-20 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 20
• 34-8405 - 5/16"-18 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 20
• 34-8406 - 3/8"-16 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 20
• 34-8407 - 7/16"-14 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 20
• 34-8408 - 1/2"-13 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 20
• 34-8410 - 5/8"-11 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 10
• 34-8412 - 3/4"-10 Grade 8 (USS) Nylon Insert Lock Nut - Qty. 10
• 34-8504 - 1/4"-28 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 10
• 34-8505 - 5/16"-24 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 10
• 34-8506 - 3/8"-24 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 10
• 34-8507 - 7/16"-20 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 10
• 34-8508 - 1/2"-20 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 10
• 34-8510 - 5/8"-18 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 5
• 34-8512 - 3/4"-16 Grade 8 (SAE) Nylon Insert Lock Nut - Qty. 5