Hex Locking Nut – Industrial Fastener – Abrasive Blasting Replacement – Replaces Clemco 11918

Model: 1347-2660
Category: Abrasive Blasting Equipment → Blast Gun Components
Type: Hex Locking Nut (Air Jet Retention Fastener)

The Hex Locking Nut (1347-2660) is a precision fastener designed to securely hold the air jet (orifice insert) in place within abrasive blasting gun assemblies. Built for durability and consistent performance, it ensures proper alignment and stability for optimal blasting efficiency.

Key Features & Benefits

• Securely locks air jet/orifice insert in place
• Maintains proper alignment for consistent airflow
• Durable construction for industrial environments
• Designed for blast gun assemblies
• Direct replacement for Clemco 11918

Technical Specifications

• Model: 1347-2660
• Type: Hex Locking Nut
• Application: Abrasive Blasting
• Weight: 0.03 lbs
• Condition: New

OEM Compatibility

• Clemco Industries / Aerolyte Systems / Zero Products – Part #11918

Typical Applications

• Blast gun air jet/orifice retention
• Abrasive blasting gun assemblies
• Replacement for worn or stripped locking nuts
• Maintenance and rebuild kits

Performance Benefits

• Ensures secure fastening under high vibration
• Maintains correct air jet positioning
• Supports consistent air-to-media ratio
• Helps prevent loosening during operation
• Improves overall system reliability

Setup & Adjustment (Important)

Correct installation of the locking nut is critical for proper airflow tuning:

• Using Wide Spray Nozzle (NO O-ring):
   Set to 4 threads visible behind the nut
• Using Short Straight Bore Nozzle (WITH O-ring):
   Set to 3 threads visible behind the nut

This ensures:

• Proper air-to-media ratio
• Stable and consistent blasting performance
• Optimal efficiency

Compatibility & Notes

• Designed for use with blast gun air jet/orifice assemblies
• Works with both new style and standard setups (verify configuration)
• Should be inspected regularly for wear or thread damage
• Replace if looseness or stripping occurs