This Pre-Rinse Spring replaces T&S Brass TS1R. It returns the mechanism to its rest position. Replacement is usually called for when you are seeing a mechanism that stays where it is left, or one that closes too slowly or too hard.

Listed fitment covers 30 models across 2 brands, including T&S Brass, Component Hardware Group B-0107, B-0113, B-0113-B. It also cross-references 13 manufacturer part numbers. Check the number on the part you are replacing, or your unit's model number, against the lists below before ordering.

Supplied as a single replacement unit.

Listed fitment

• T&S Brass: B-0107, B-0113, B-0113-B, B-0113-BC, B-0113-C, B-0133, B-0133-01, B-0133-ADF-12-B, B-0133-B, B-0143, B-0154-14-CR-BC, B-0163, B-0173, B-0173-B, B-2180, B-2223, B-2250, B-2250-B, B-2261, B-2261-B, B-2278, B-2285-B, B-2290, B-2338, B-2349, B-2400, B-2430, B-2455
• Component Hardware Group: KN50-1000BR, KN53-1000

Cross-reference

• CHG: CH-K50-X033, CHGK50-X033, CHGK50X033, K50-X033, K50-X033-JF, K50X033
• Chicago Faucet: 919-004, CGFT919-004
• T&S Brass: 000888-45, 888-45, TS000888-45, TS1R, TS888-45

Ordering by part number is the most reliable way to get the right part.