Heavy-Duty Locking Thread Insert 9/16-18
(Pack of
5)
Designed for heavy-duty applications, the Solid One-Piece Keyserts® 3/8-16 Insert offers maximum holding power for large or high-stress thread repairs. Whether you're working in automotive, industrial, or structural settings, this insert ensures secure thread restoration where traditional solutions fall short. Installs easily and locks in place for long-term performance.
• Heavy-duty design supports high-strength thread repairs
• Ideal for oversized fasteners or structural load-bearing applications
• Built-in keys lock insert securely into place
• Compatible with standard installation tools—no pre-winder needed
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.
Frequently Bought Together
Jobber Length Drill Bit Kit 29 Pcs
Couldn't load pickup availability
Curved Wood Handle Scratch Brush
Couldn't load pickup availability
Premium Grinding Wheel 4-1/2"
Couldn't load pickup availability
SAE Flat Washer Thru-Hardened Steel 5/16"
Couldn't load pickup availability
SAE J995C Locknut with Nylon Insert Grade 8 1/2-13
Couldn't load pickup availability
Hex Nut Grade 5 Steel 3/8-16
Couldn't load pickup availability
Standard Flute Screw Extractor Kit
Couldn't load pickup availability
Thin Wall 303 SS Locking Thread Insert 1/4-20
Couldn't load pickup availability
Straight Fluted Screw Extractor 3/8"
Couldn't load pickup availability
CS Thread Repair Insert M14 x 1.5 x 16
Couldn't load pickup availability
CS Thread Repair Insert M12 x 1.75 x 16.2
Couldn't load pickup availability
CS Thread Repair Insert M14 x 1.5 x 12.7
Couldn't load pickup availability
Jobber Length Drill Bit HSS 5/16"
Couldn't load pickup availability
Mechanic's Length Drill Bit Set 29Pcs
Couldn't load pickup availability
Twist-On Surface Conditioning Disc 3" Brown
Couldn't load pickup availability
Product Description
Designed for heavy-duty applications, the Solid One-Piece Keyserts® 3/8-16 Insert offers maximum holding power for large or high-stress thread repairs. Whether you're working in automotive, industrial, or structural settings, this insert ensures secure thread restoration where traditional solutions fall short. Installs easily and locks in place for long-term performance.• Heavy-duty design supports high-strength thread repairs
• Ideal for oversized fasteners or structural load-bearing applications
• Built-in keys lock insert securely into place
• Compatible with standard installation tools—no pre-winder needed
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.
Technical Specifications
| Item#: | 89780 |
|---|---|
| Type | Fractional |
| Material | Carbon Steel |
| Style | Heavy Duty |
| Thread | Fine |
| Thread Size Internal | 9/16-18 |
| Thread Size External | 3/4-16 |
| Length | 0.81 " |
| Recommended Drill Size | 45/64 " |
| Recommended Tap Size | 3/4-16 |
| UNSPSC #: | 27112810 |
| TAA Compliant: | Yes |
| Weight: | 0.21 lb |
Product Restrictions
