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    There are 26 parts listed below for:

    • Manufacturer/Brand: Delta
    • Model #: Delta 3578-MPU-DST
    • Description: Leland Widespread Bathroom Faucet with Diamond Seal Technology - Includes Drain Assembly

    3 Steps to ordering parts

    • 1. Confirm you have chosen the correct model number.
    • 2. Browse the available parts below.
    • 3. Choose quantity, finish if needed and add to cart.
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    Order Replacement Parts

    Qty Product Description Parts Diagram Part Reference #
    Part Image

    Delta H278**

    • Set of (2) handles
    • All Metal Handles

    Finish:

    View Diagram Page: 3 H278**
    Part Image

    Delta RP12516

    • Delta replacement part
    • Strap and screw

    Finish: NA

    Price: $4.87

    View Diagram Page: 4 RP12516
    Part Image

    Delta RP12517

    • Delta replacement part
    • Horizontal rod with clip
    • Length 6 1/8"

    Finish: NA

    Price: $6.01

    View Diagram Page: 4 RP12517
    Part Image

    Delta RP23060**

    • Delta replacement part
    • Drain flange for metal pop-up assembly

    Finish:

    View Diagram Page: 4 RP23060**
    Part Image

    Delta RP26533**

    • Delta replacement part
    • Metal pop-up assembly less lift rod

    Finish:

    View Diagram Page: 4 RP26533**
    Part Image

    Delta RP33038

    • Delta replacement part
    • Pivot nut for 50/50 pop up

    Finish: NA

    Price: $5.77

    View Diagram Page: 4 RP33038
    Part Image

    Delta RP38958** Delta: Drain Assembly - Pop-Up

    Finish:

    View Diagram Page: 4 RP38958**
    Part Image

    Delta RP40267**

    • Delta replacement part
    • Mini widespread lift rod less finial

    Finish:

    View Diagram Page: 3 RP40267**
    Part Image

    Delta RP41574**

    • D-LIFT ROD FINIAL - 2578/3478

    Finish:

    View Diagram Page: 3 RP41574**
    Part Image

    Delta RP50952

    Ferrules from the Belo Collection

    Finish: N/A

    Price: $2.49

    View Diagram Page: 3 RP50952
    Part Image

    Delta RP51243

    Gaskets from the Belo Collection

    Finish: N/A

    Price: $2.49

    View Diagram Page: 3 RP51243
    Part Image

    Delta RP54977 Delta Aerator

    Finish: Chrome

    Price: $5.95

    View Diagram Page: 3 RP54977
    Part Image

    Delta RP5648**

    • Delta replacement part
    • Stopper for lavatory drain assembly

    Finish:

    View Diagram Page: 4 RP5648**
    Part Image

    Delta RP60352

    Pair of Bonnet Nuts

    Part Features:

    • (2) Bonnet nuts only

    Part Specifications:

    • Product Weight: 0.5 lbs.

    Finish: N/A

    Price: $10.70

    View Diagram Page: 3 RP60352
    Part Image

    Delta RP60400

    Replacement Rough In Valve

    Part Specifications:

    • Product Weight: 0.5 lbs.

    Finish: N/A

    Price: $13.42

    View Diagram Page: 3 RP60400
    Part Image

    Delta RP60456

    Leland Nut and Washer

    Part Features:

    • Nut and washer only

    Part Specifications:

    • Product Weight: 0.15 lbs.

    Finish: N/A

    Price: $12.43

    View Diagram Page: 3 RP60456
    Part Image

    Delta RP60457

    Leland W-Connector

    Part Features:

    • W-Connector only

    Part Specifications:

    • Product Weight: 0.5 lbs.

    Finish: Black

    Price: $12.43

    View Diagram Page: 3 RP60457
    Part Image

    Delta RP6052

    • Delta replacement part
    • Gasket

    Finish: NA

    Price: $3.04

    View Diagram Page: 3 RP6052
    Part Image

    Delta RP6130

    • Delta replacement part
    • Pivot seat and gasket for pop-up drain assembly

    Finish: White / Black

    Price: $3.35

    View Diagram Page: 4 RP6130
    Part Image

    Delta RP6132

    • Delta replacement part
    • Nut for pop-up drain assembly

    Finish: Chrome

    Price: $5.70

    View Diagram Page: 4 RP6132
    Part Image

    Delta RP6142

    • Delta replacement part
    • Gasket for pop-up drain assembly

    Finish: NA

    Price: $5.15

    View Diagram Page: 4 RP6142
    Part Image

    Delta RP62243

    Leland Nut and Washer

    Part Features:

    • Nut and washer only

    Part Specifications:

    • Product Weight: 0.2 lbs.

    Finish: N/A

    Price: $13.20

    View Diagram Page: 4 RP62243
    Part Image

    Delta RP62337

    Leland Replacement Wrench

    Part Features:

    • Wrench only

    Part Specifications:

    • Product Weight: 0.02 lbs.

    Finish: N/A

    Price: $8.96

    View Diagram Page: 3 RP62337
    Part Image

    Delta RP62378

    Leland Replacement Bushings

    Part Features:

    • Bushing only

    Part Specifications:

    • Product Weight: 0.01 lbs.

    Finish: N/A

    Price: $10.70

    View Diagram Page: 3 RP62378
    Part Image

    Delta RP62474**

    Leland Handle Base and Gasket

    Part Features:

    • Handle base with gasket only

    Part Specifications:

    • Product Weight: 0.2 lbs.

    Finish:

    View Diagram Page: 3 RP62474**
    Part Image

    Delta RP72131**

    Decorative InnoFlex Covers

    Part Features:

    • Decorative supply line covers

    Part Specifications:

    • Product Weight: 0.5 lbs.

    Finish:

    View Diagram Page: 3 RP72131**
    Add To Cart
    × Shipping Rates & Methods

    The cost to ship items varies by item, shipment and shipping option.

    Free Ground Shipping on Orders Over $49

    Standard ground shipping transit time is 5-7 business days.

    * This offer excludes deliveries made to Alaska and Hawaii.

    Free Freight Shipping on Orders Over $1500

    Curb side delivery (also called freight or "LTL" shipping) is reserved for large, heavy, or oversized items like chandeliers, bathtubs, shower doors, etc. Items are palletized and loaded onto a large truck for shipment, and delivered to your curb by scheduled appointment. Transit time is 7-10 business days.

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