
- 18-8 Stainless Steel Lock Nut, Right Hand Threads, Self-Locking/Nylon Insert, Meets IFI 100/IFI 107, 3/8"-16 Threads (Pack of 10
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From $20.51 (New)

From $20.51 (New)

| Last Seen | |
| Highest | $21.11 May 19, '15 |
| Lowest | $20.03 Jun 16, '15 |
| Average | $20.90 (365d avg) $20.91 (Lifetime average) |
| Added | Apr 21, 2015 |
| Latest | $20.00 2 days ago |
| Highest | $20.00 May 5, '15 |
| Lowest | $11.03 Apr 26, '15 |
| Average | $20.00 (30d avg) $20.00 (90d avg) $20.00 (180d avg) $19.73 (365d avg) $19.68 (Lifetime average) |
| Added | Apr 21, 2015 |
30 day average: 247,925
90 day average: 234,798
Lock Nuts are commonly used when spinning of components would be a problem. They are designed to interlock with the locking surface for a secure hold, without slippage. Hex drive systems are driven with a wrench. Stainless steels are used for their corrosion resistance, high-temperature strength, scaling resistance, and low-temperature toughness. These properties account for their extremely wide use in practically every industry. Austenitic Stainless Steels are alloys of iron and carbon that contain between 16% and 30% Chromium, a maximum of 0.15% carbon, along with Nickel (or Manganese), and other alloying elements. The chromium, which helps develop a passive surface oxide film, provides corrosion resistance in stainless steels. Austenitic Stainless Steels are designated by a 3 digit SAE Stainless Steel Grade beginning with the number 3 (e.g. 304, 316). Another common naming convention for Austenitic Stainless Steels are 18/8, 18/10, 18/0, etc. where the 18 refers to the % of Chromium and 8 to the % of Nickel contained in the material. A threaded fastener's size name includes information about the major external diameter, followed by the threads per inch, which indicates if it is coarse or fine. Coarse threads are better when working with brittle materials; they are sturdier and are easier to thread and unthread compared to fine. Coarse threading also allows for thicker coatings and platings.