Free-Running Helical Insert Repair Kit, Helical Inserts, 7/8"-9, Plain 18-8 Stainless Steel

STANLEY ENGINEERED FASTENING — Thread Repair Kits — Free-Running Helical Insert Repair Kit, Helical Inserts, 7/8"-9, Plain 18-8 Stainless Steel

Designed for professional use, this STANLEY ENGINEERED FASTENING Thread Repair Kits helps keep parts and tooling consistent across routine service tasks.

Quick specs

• Finish: Plain
• System of Measurement: Inch
• Includes: (6) Inserts, Drill, Heli-Coil Tap, Installation Tool
• Length: 1.312 in
• Manufacturer Part Number: 5521-14
• UPC: 025964131072

Product information

• Country of Origin: United States
• Manufacturer Part Number: 5521-14
• UPC: 025964131072

Dimensions

• Length: 1.312 in
• Drill Bit Sizes Included: 29/32 in
• Number of Sizes: 3
• Insert Length: 1.312 in
• Thread Size: 7/8"-9
• Tap Sizes Included: 7/8"-9

Details

• Thread Direction: Right Hand
• Application: For Metal
• Tang Style: Tanged
• Material Grade/Class: 18-8
• Tool Material: Steel
• Manufacturer Location: Made in USA
• Item: Helical Insert Repair Kit
• Insert Types Included: Helical Inserts
• Insert Material: 18-8 Stainless Steel
• Finish: Plain
• Thread Type: UNC
• Number of Inserts: 6
• Compatible Material: Metal
• Helical Insert Type: Free-Running
• System of Measurement: Inch
• Includes: (6) Inserts, Drill, Heli-Coil Tap, Installation Tool
• Number of Pieces: 6
• Series: Heli-Coil

This Thread Repair Kits is intended for professional buyers focused on durability and uptime.

Recommended for facility operations and routine servicing and a practical option for maintenance teams and procurement.

Highlights

• Clear specification formatting helps reduce ordering mistakes.
• Organized for straightforward purchasing and stocking.
• Suitable for maintenance, repair, and project-based procurement.
• Helps keep specifications consistent across replacements and replenishment cycles.

Notes: Verify measurement standards, tolerances, and compatibility with existing assemblies before purchase.