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The LARSEN SUPPLY CO., INC. 02-1510P is a size 42 faucet O-ring used to create watertight seals in residential and commercial faucet assemblies. Measuring 0.75 inches inner diameter, 1 inch outer diameter, and 0.125 inches in cross-section width, this O-ring provides a precise fit in standard faucet bodies and stems where size 42 is specified. Each package contains 10 O-rings sold as individual units, making it a practical choice for plumbers who service multiple faucets per job call. Keeping this size on hand reduces callbacks caused by minor seal failures in aging faucet hardware.
This O-ring is intended for use in faucet repair and maintenance applications across residential kitchens, bathrooms, and light commercial plumbing fixtures. It is appropriate for jobs involving stem packing replacement, cartridge seat sealing, and general faucet rebuild work. The bagged packaging keeps individual units clean and organized for van stock or shop inventory. Plumbers and pipefitters handling routine faucet service calls will find this a standard replacement consumable for size 42 O-ring applications.
Designed as an OEM-style replacement O-ring for residential and light commercial faucets requiring a size 42 O-ring with 0.75 inch inner diameter, 1 inch outer diameter, and 0.125 inch cross-section.
O-ring replacement is performed by licensed plumbers or experienced service technicians. Shut off the water supply at the fixture stop valve or main shutoff before disassembling the faucet. Inspect the O-ring groove for scoring or debris before seating the new O-ring, and avoid using tools that could nick or distort the ring during installation. Work should comply with applicable local plumbing codes and IPC guidelines.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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