Nitrile Rubber O-Ring Set 175/200 Pcs – Seal Repair Kit

Nitrile Rubber O-Ring Set – 175/200 Piece Seal & Gasket Repair Kit

Keep your plumbing, hydraulic, pneumatic, and mechanical projects leak-free with this comprehensive Nitrile Rubber O-Ring Repair Kit. Featuring 175 or 200 assorted sealing rings and flat gaskets in a range of standard sizes, this all-in-one kit is an essential addition to any toolbox — whether you're a DIY enthusiast, plumber, or maintenance professional.

Why Choose This O-Ring Kit?

• High-Quality Nitrile Rubber: Engineered from durable nitrile (NBR) rubber that resists oils, fuels, and a wide variety of common fluids, ensuring long-lasting seals.
• High-Pressure Performance: Designed to maintain a reliable seal under high-pressure conditions in plumbing, automotive, and industrial applications.
• Assorted Sizes: 175 or 200 pieces covering a wide range of standard sizes so you always have the right ring on hand — no more last-minute hardware store runs.
• Flat Gasket Shape: Standard flat gasket profile ensures easy installation and a snug, consistent fit across fittings, valves, and connectors.
• Versatile Use: Ideal for faucets, pipes, pumps, compressors, automotive systems, garden hose fittings, and general household maintenance.
• Ready-to-Use Kit: Everything arrives pre-sorted and ready for your next repair — saving you time and effort.

Product Specifications

• Material: Nitrile Rubber (NBR)
• Shape: Flat Gasket / O-Ring
• Pack Size: 175 pcs / 200 pcs (set options)
• Sizes: Assorted standard sizes (see product images for full size chart)
• Standard: Standard sizing
• Country of Origin: Made in China

Perfect For

• Home plumbing repairs and maintenance
• Automotive and engine seal replacements
• Hydraulic and pneumatic system maintenance
• Garden hose and irrigation fittings
• General-purpose mechanical repairs

Note: Slight color variation may occur due to monitor display settings. Please allow minor measurement deviation for stated dimensions.

Explore More Tools & Hardware

Looking to complete your repair toolkit? Check out these related items in our store:

• "1% Better Every Day" Motivational Canvas Poster | Wall Art — great for your workshop wall!

For guidance on safe use of sealing materials in plumbing and mechanical applications, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer product safety information, and OSHA for workplace safety best practices when working with pressurized systems.

Frequently Asked Questions

Q: What sizes are included in the nitrile rubber O-ring set?

A: The kit includes an assorted range of standard flat gasket and O-ring sizes. Please refer to the product images for the complete size chart. With 175 or 200 pieces per set, you'll have a wide variety of sizes ready for most common repair applications.

Q: Are these O-rings suitable for high-pressure plumbing or automotive use?

A: Yes. These nitrile rubber (NBR) O-rings are designed for high-pressure sealing applications including plumbing fixtures, hydraulic lines, pneumatic systems, and automotive engine components. NBR material offers excellent resistance to oils, fuels, and common industrial fluids.

Q: How many pieces come in the set?

A: Depending on the variant you select, the kit includes either 175 or 200 assorted O-rings and gaskets, covering a broad spectrum of standard sizes.

Q: Are the O-rings reusable?

A: While nitrile rubber O-rings can sometimes be removed and reseated if undamaged, for best results and a reliable seal it is generally recommended to use a new O-ring each time a fitting is reassembled — especially in pressurized systems.