Matco St-Léonard Free In-Store Pickup Service not available
Hexagonal Castle Nuts - 7/16-20 - Zinc Plated - 2 Pack
BMR Code
002-9503
Part number
HCNF71620MR
UPC
671744797756
Hexagonal castle nut engineered for secure fastening in critical assemblies requiring safety wire retention. The precision-cut castellations accommodate cotter pins to prevent accidental loosening in high-vibration environments. Zinc plating delivers superior corrosion resistance for demanding outdoor and industrial applications. Designed for automotive suspension systems, machinery assemblies, and structural connections where reliable retention is essential. Standard hexagonal configuration ensures compatibility with conventional wrenches for efficient installation and maintenance.
*The price and inventory of products offered on the website may vary. Price may differ from an advertised price due to varying market conditions, errors or situations beyond our control.
• Dimensions: 7/16-20
• Castellated crown with multiple evenly spaced slots
• Slotted design supports use with a retaining pin
• Chamfered lead-in for easier thread engagement
• Hexagonal shape accepts standard wrenches
• Compatible with 7/16-20 bolts or studs
• Metal construction with zinc finish, silver color
• Pack of 2 in clear clamshell packaging with hanging tab
• Suitable for maintenance, repairs, and general fastening
Warranty:
• 1-month limited manufacturing warranty.
• No repair service, replacement parts, or repair guides are available.
| Brand | RELIABLE |
|---|














