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Grade 8 Yellow Zinc Split Ring Lock Washers

What are Grade 8 yellow zinc split ring lock washers? Grade 8 yellow zinc split ring lock washers are hardened, high-strength helical spring lock washers with a yellow zinc plating. The hardened steel holds up under high-strength Grade 8 bolts while the split ring resists loosening from vibration, making them the choice for demanding joints.

Do I need a Grade 8 lock washer?

Split ring lock washers work best when the washer itself is hardened, so it can bite the surfaces and hold spring tension without flattening. A Grade 8 yellow zinc washer is hardened for high-strength joints, resisting deformation under the clamping force of Grade 8 bolts while the split ring resists loosening from vibration. The yellow zinc plating adds corrosion resistance and signals the higher-strength grade. Pair it with Grade 8 bolts so the whole joint is balanced. Tighten to the correct torque and avoid over-tightening, which can compromise the spring action.

Why choose Grade 8 yellow zinc split ring lock washers

  • Hardened: holds locking action under high-strength Grade 8 bolts.
  • Vibration locking: split ring bites the surface to resist loosening.
  • Yellow zinc: corrosion resistance and a high-strength cue.
  • Grade 8 match: pairs with high-strength Grade 8 bolts.

Common applications for Grade 8 split ring lock washers

  • Grade 8 high-strength bolted joints
  • Heavy machinery and equipment
  • Automotive and trailer suspension
  • Structural and high-load connections

For a corrosion-resistant stainless option, see 316 stainless split ring lock washers, and browse every material on the main lock washers category.

Grade 8 Yellow Zinc Split Ring Lock Washers FAQ

Why choose a Grade 8 lock washer?

It is hardened for high-strength joints, holding its locking action under Grade 8 bolts where a softer washer might flatten.

Why is the zinc yellow?

Yellow zinc plating offers more corrosion resistance than clear zinc and commonly signals a higher-strength grade.

Should I match the washer to the bolt grade?

Yes. Pair a Grade 8 washer with Grade 8 bolts so the joint strength is balanced.