Two Hundred Twenty Five Pack Of 1.5 Inch Helical Spring Lock Washers With Raised Collar Constructed From Heavy Duty Steel To Lock Down Solid And Keep Bolts Secure On Vehicles And Power Tools For Busy Mechanics

Pack of 225 1.5 Inch Steel Helical Lock Washers Heavy Duty
✔️ 1.5 inch nominal steel helical spring lock washer heavy duty coil

These helical spring lock washers are coiled metal discs designed to stop bolts and nuts from backing off under vibration. Builders and mechanics grab them to seal fastener joints on trucks, engines, and hydraulic equipment before they crack under road stress.

✅ Nominal diameter measures 1.5 inches across the outside ring
✅ Inner bore sits at 0.093 inches to fit standard bolt shafts
✅ Coiled profile reaches 0.196 inches tall for reliable tension
✅ Carbon steel alloy hits rockwell c38 to c46 hardness rating
✅ Meets asme b18.21.1 industrial grade safety standards
✅ Package delivers two hundred twenty five units per box

💡 What makes a helical spring lock washer handy for heavy vibration rigs?
Pulling these twisted rings straight onto your bolts does the dirty work so you are not chasing loose nuts around the shop floor. You build serious friction right inside the fastener stack to fight backward spinning under rough terrain. Main advantages cover:
- The spiral shape acts like a tiny torsion bar that eats up road shake without marring the stud surface
- Elevated rim design bites into the nut face to kill backspin where plain washers just slide around
- Cold rolled carbon steel holds its ground through grease and heat cycles without losing grip over time

✝️