Heli-Coil 5401-6 Professional Thread Repair Kit, 3/8-16 UNC
Mfr #: 5401-6BB #: heli-coil-5401-6-heli-coil-5401-6-professional-thread-repair-kit-3-8
Last verified Oct 2, 2026 — price check expired
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🗎 Product description from the manufacturer spec sheet
The Heli-Coil 5401-6 is a professional thread repair kit for restoring stripped or damaged 3/8-16 UNC tapped holes. The kit includes precision-formed 18-8 stainless steel free-running inserts in three lengths, an HSS Heli-Coil STI tap (6CPB), a 25/64 drill, an installation tool (2288-6), and a tang removal tool, producing permanent 60-degree internal threads stronger than the original.
▦ Specifications spec-checked before it ships
Thread
- Thread Size
- 3/8-16
- Thread Standard
- UNC
More specifications
- Short Insert
- 1185-6CN375
- Medium Insert
- 1185-6CN562
- Long Insert
- 1185-6CN750
- Tap
- 6CPB
- Drill
- 25/64
- Installation Tool
- 2288-6
- Tang Removal Tool
- 9/32
- Insert Material
- 18-8 Stainless Steel
⌗ Cross-references every known SKU, MFR & MPN
MPN5401-6