Mutual Screw & Supply

MS35338-45 | Mil-Spec Split Lock Washers | Steel (300 / Pkg.)

MS35338-45 | Mil-Spec Split Lock Washers | Steel (300 / Pkg.) - Main image
$6.2 $10 In stock

These split lock washers are manufactured from Steel. They are well suited to preventing fastener loosening under vibration.

  • Material and finish: Steel
  • Applications: Preventing fastener loosening under vibration

Specifications

  • Product type: Split Lock Washers
  • Material: Steel
  • Finish: Plain
  • Measurement type: Imperial
  • Pack quantity: 100 per package

Please note: This item is excess stock and is sold non-cancelable, non-refundable, and non-returnable. Please call us with any questions about this item before ordering.

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When it ships

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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If you need a refund

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Evelyn ★★★★★

The mil-spec stamping is clean and uniform across all 300, and the steel feels properly hardened — no bent edges or weak spots. I used them on a vibrating pump mount and nothing has backed out after a week of running. Exactly what I needed for a job where cheap washers would’ve failed.

Riley ★★★★★

Held up way better than the cheap hardware store stuff I used before, the steel is solid and the split actually bites into the bolt. Three hundred in the pack means I’ve got spares for every project for a while.

Violet B. ★★★★★

Bought these for a small engine rebuild and they seated perfectly under the bolt heads. The steel feels sturdy enough to handle heavy vibration without deforming.