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BEST SELLING PRODUCTS
O-Rings
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Sale!
181AC-NFS Gasket Cartridge Receiver For Ansul Cart Top
Original price was: $5.75.$4.50Current price is: $4.50.
Brands: Ansul -
Sale!
259535K O-Rings for Kidde Gauge Fire Extinguisher Parts
Original price was: $15.00.$12.00Current price is: $12.00.
Brands: Kidde -
Sale!
3380 Valve Stem Seals for Amerex 6092 Fire Extinguisher Parts
Original price was: $1.10.$0.95Current price is: $0.95.
Brands: Amerex -
Sale!
195-OR O-Rings for General Types of Fire Extinguishers 100CT
Original price was: $17.50.$12.00Current price is: $12.00.
Brands: Generic -
Sale!
551530 Pyro Chem Nozzle O-Rings 10-Pack
Original price was: $17.50.$15.00Current price is: $15.00.
Brands: Pyro Chem -
Sale!
439848 Ansul O-Rings for Updated Style Nozzles
Original price was: $2.20.$2.00Current price is: $2.00.
Brands: Ansul -
Sale!
OR-20 O-Rings for Fire Extinguishers 100CT
Original price was: $19.00.$14.00Current price is: $14.00.
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Sale!
Kidde 340036K O-Rings Fire Extinguisher Parts Small (340035) ***BAG OF 50***
Original price was: $39.95.$32.50Current price is: $32.50.
Brands: Kidde -
Sale!
OR-28 Ansul O-Rings 100CT
Original price was: $19.00.$14.00Current price is: $14.00.
Brands: Ansul -
Sale!
QR-41 Ansul O-Rings Quad Rings for Large Valve ***50 PACK***
Original price was: $19.00.$15.00Current price is: $15.00.
Brands: Ansul -
Sale!
QR-40 Ansul Quad Rings for Large Valve ***50 PACK***
Original price was: $29.50.$20.00Current price is: $20.00.
Brands: Generic -
Sale!
OR-37 O-Rings for Buckeye Fire Extinguisher 100CT
Original price was: $19.00.$14.00Current price is: $14.00.
Brands: Buckeye
What is an o-ring on a fire extinguisher, and what part does it play in security? You may know this part as an essential of vehicle engines and hydraulic systems everywhere, but the o-ring is also instrumental in promoting safety on other products. This humble component helps keep extinguishers properly sealed to prevent leaking and ensure your equipment is ready if a fire occurs.
High-Quality O-Ring Options From National Fire Supply
National Fire Supply is your nationwide source for durable and sturdy o-rings for fire equipment. Our in-stock inventory includes selections like:
- Nozzle and fire hose o-rings
- Gasket cartridge receivers
- Valve stem seals
- Large-valve quad rings
We offer options from today’s most respected brands, including:
- Ansul
- Amerex
- Pyro Chem
- Kidde
Our store also stocks universal o-rings to fit Badger and Buckeye equipment, plus complete fire extinguisher o-ring kits.
Shop National Fire Supply Online Today
Order securely from our digital storefront and wide in-stock product catalog 24/7. We ship the same day we process your order and offer free, two-day express delivery for many small parts. Have questions or want product guidance? Our team has the answers and advice you need. Contact us online or call our team to experience our signature customer service!