Tanged Helical Insert, Free-Running, 1/2"-20 Thrd Sz, 18-8 Stainless Steel, 6 PK

STANLEY ENGINEERED FASTENING — Helical Inserts — Tanged Helical Insert, Free-Running, 1/2"-20 Thrd Sz, 18-8 Stainless Steel, 6 PK

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

Quick specs

• Material: 18-8 Stainless Steel
• Finish: Plain
• System of Measurement: Inch
• Overall Length: 3/4 in
• Manufacturer Part Number: R1191-8
• UPC: 025964110138

Product information

• Country of Origin: United States
• Manufacturer Part Number: R1191-8
• UPC: 025964110138

Dimensions

• Compatible Tap Size: 1/2"-20
• Overall Length: 3/4 in
• Thread Size: 1/2"-20
• Drill Bit Size: 33/64 in
• Outside Diameter: 0.605 in

Details

• Item: Helical Insert
• Thread Direction: Right Hand
• Material: 18-8 Stainless Steel
• Material Grade/Class: Not Graded
• Finish: Plain
• Thread Type: UNF
• Tang Style: Tanged
• Compatible Material: Metal
• Tensile Strength: 200,000 to 250,000 psi
• Helical Insert Type: Free-Running
• System of Measurement: Inch
• Tensile Strength (PSI): 200,000 to 250,000 psi
• Rockwell Hardness: C43-C50
• Application: For Metal
• Series: Heli-Coil
• Features: Packaged in Lengths Corresponding to Various Spark Plug Reaches
• Manufacturer Location: Made in USA
• CAD Available: Yes

This Helical Inserts is well-suited for replacement, upgrade, and stock-room use.

Recommended for maintenance and repair workflows and intended for professional buyers focused on durability and uptime.

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.