Rubber O-Ring Assortment Kit — Buna-N NBR, Metric, 32 Sizes (419-Piece)
Rubber O-Ring Assortment Kit — Buna-N NBR, Metric, 32 Sizes (419-Piece)
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Leaks don't wait for the hardware store to open. This 419-piece O-ring kit covers 32 metric sizes in commercial-grade nitrile butadiene rubber (NBR) — resistant to water, oil, UV, gasoline, hydraulic fluids, and grease. Pliable, thick-walled rings that seal and last.
Organized by size in a hard case with a chart detailing inner/outer dimensions. One kit handles plumbing, hydraulic, pneumatic, automotive, and industrial sealing needs.
32 Metric Sizes 419 O-rings across 32 common sizes for comprehensive coverage of home, automotive, industrial, and pneumatic applications.
NBR Rubber Construction Nitrile butadiene rubber resists water, oil, UV, gasoline, alkalis, hydraulic fluids, and grease. 70 durometer Shore hardness.
Organized Hard Case Compartmented case with size chart for fast identification and portable storage.
What's Included
- 419× Buna-N O-Rings (32 metric sizes)
- Hard Plastic Storage Case with Size Chart
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How long does it take to process an order?
How long does it take to process an order?
Orders are typically processed within 1–2 business days. You will receive a confirmation email with tracking details once your order has been shipped. Please note that processing times may be slightly longer during high-demand periods or sales events.
Do you ship internationally?
Do you ship internationally?
Yes, we offer international shipping to most countries. Shipping rates and delivery times vary depending on the destination. Any applicable customs duties or taxes will be the responsibility of the recipient.
What is your return policy?
What is your return policy?
We accept returns within 30 days of delivery. To be eligible, items must be unused, in their original packaging, and accompanied by proof of purchase. If the item is faulty or damaged, we will cover the return shipping and provide a replacement or full refund.
What are your sizing options?
What are your sizing options?
This product does not require sizing. However, if you’re shopping for wearables or accessories on our store, detailed size charts are available on each product page to help you find the perfect fit.

