Mutual Screw & Supply

MS35333-107 | Mil-Spec Internal Tooth Lock Washers | Steel (1000 / Pkg.)

MS35333-107 | Mil-Spec Internal Tooth Lock Washers | Steel (1000 / Pkg.) - Main image
$26.64 $40.36 In stock

These internal tooth 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: Internal Tooth Lock Washers
  • Material: Steel
  • Finish: Plain
  • Measurement type: Imperial
  • Pack quantity: 1000 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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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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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 (4.6 / 5 · 5 reviews)

Mia N. ★★★★★

Installing these on a heavy-duty mower deck, the steel washers held tight even after an hour of rough cutting. The internal teeth dug in just enough to prevent any backing out, making the whole assembly feel more secure. Exactly what I needed for high-vibration applications.

Edward L. ★★★★★

The internal teeth bite down evenly on the bolt head, and they held my motor mounts tight through a full week of rough driving. A thousand per package means I’ve got spares for every project coming up.

Steven R. ★★★★★

The internal teeth grabbed tighter than standard lock washers during my test run—no loosening after a full day of heavy vibration on the shop press. The steel finish on these is clean and consistent across all 1000 pieces, which saves me time sorting. Exactly what I needed for securing bolted joints