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Door Knob, Door Handle & Lock Parts

Shop door knob parts, door handle parts, lock parts, latches, cylinders, trim components, strike plates, screws, springs, tailpieces, replacement hardware, and related service parts for residential and commercial door locks. Use this collection when repairing or maintaining existing knobs, levers, locksets, deadbolts, and keyed hardware rather than replacing the complete lock.

Match replacement parts to the existing lock manufacturer, series, function, door preparation, backset, cylinder or keyway, dimensions, and finish whenever possible. Many lock components are model-specific and are not universal replacements.

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  • Baldwin 5520003 5520 Passage Door Knob Latch for 2-3/4" Backset Lifetime Polished Brass
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    Baldwin 5520 Passage Door Knob Latch for 2-3/4" Backset

    Sale price $86.40 USD Regular price $108.00
    +7
  • Baldwin 8325003 8325 Mortise Cylinder C Keyway for 1-1/2" thick doors Lifetime Polished Brass
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    Baldwin 8325 Mortise Cylinder C Keyway for 1-1/2" thick doors

    Sale price $80.80 USD Regular price $101.00
    +6
  • Schlage Commercial 12100613 12-100 2-3/8" DeadLatch with Square Corner 1-1/8" x 2-1/4" Faceplate Oil Rubbed Bronze
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    Schlage Commercial 12-100 2-3/8″ Deadlatch with Square Corner 1-1/8″ x 2-1/4″ Faceplate

    Sale price $108.57 USD Regular price $141.00
  • Kwikset 83255-001 Set Screw for Interior Pin and Tumbler E Keyed Entry Door Lever
    43% off

    Kwikset 83255-001 Set Screw for Interior Pin and Tumbler E Keyed Entry Door Lever

    Sale price $3.18 USD Regular price $5.60
  • Emtek CY4-PSCHCTIS5-FB Deadbolt Double Inside Cylinder Flat Black Bronze
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    Emtek CY4-PSCHCTIS5 Deadbolt Double Inside Cylinder

    Sale price $21.60 USD Regular price $27.00
  • Better Home Products 646AL Single Spring Crash Chain No Cover
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    Better Home Products Single Spring Crash Chain

    Sale price $2.55 USD Regular price $3.70
  • Schlage Commercial 12290626 Universal Circular Drive-In Deadbolt Latch for B Series Satin Chrome
    23% off

    Schlage Commercial 12290626 Universal Circular Drive-In Deadbolt Latch for B Series

    Sale price $44.28 USD Regular price $57.50
  • Emtek EM28PSL238S10B EM28PSL238S 28 Degree Square Passage Latch 2-3/8" Backset Oil Rubbed Bronze
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    Emtek EM28PSL238S 28 Degree Square Passage Latch 2-3/8" Backset

    Sale price $30.40 USD Regular price $38.00
    +4
  • Better Home Products KBLK-CH KBLK-CH Key Blank (200 pcs per bag)

    Regular price $122.00 USD
    In stock (500 units)
  • Better Home Products CCYLKNOBPB CCYLKNOB SC1 Entry Knob Cylinder Assembly with 2 Keys Polished Brass
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    Better Home Products CCYLKNOB SC1 Entry Knob Cylinder Assembly with 2 Keys

    Sale price $6.19 USD Regular price $8.99
  • Emtek EM28PVL238R15A 28 Degree Privacy Latch with 2-3/8 Inch Backset and Radius Corners Antique Nickel
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    Emtek EM28PVL238R 28 Degree Privacy Latch with 2-3/8 Inch Backset and Radius Corners

    Sale price $30.40 USD Regular price $38.00
    +5
  • Baldwin 5510003P 5510.P Privacy Door Knob Latch for 2-3/8" Backset Lifetime Polished Brass
    Save 20%

    Baldwin 5510.P Privacy Door Knob Latch for 2-3/8" Backset

    Sale price $86.40 USD Regular price $108.00
    +8
  • Baldwin 8324003 8324 Mortise Cylinder C Keyway for 1-3/8" thick doors Lifetime Polished Brass
    Save 20%

    Baldwin 8324 Mortise Cylinder C Keyway for 1-3/8" thick doors

    Sale price $80.80 USD Regular price $101.00
    +5
  • Kwikset 83581 Top Battery Holder Electronic Door Lock
    43% off

    Kwikset 83581 Top Battery Holder Electronic Door Lock

    Sale price $1.25 USD Regular price $2.20

Door Knob, Door Handle, and Lock Replacement Parts

Door knob parts and door handle parts can include latches, deadlatches, cylinders, trim pieces, rosettes, screws, springs, tailpieces, strike plates, thick-door kits, privacy turns, mounting hardware, and other service components. These parts are used to repair or maintain existing knobs, levers, locksets, and deadbolts without replacing the complete hardware set.

For common repair categories, browse door latches, strike plates, and door lock cylinders and interchangeable cores. Brand-specific replacement parts are also available for Schlage and Kwikset hardware.

Replacement lock parts are often specific to a manufacturer, lock series, function, backset, door thickness, cylinder or keyway, trim style, and mounting preparation. When replacing an existing component, compare the original part number and dimensions whenever possible. Similar-looking latches, cylinders, faceplates, and trim pieces are not always interchangeable.

If the original part cannot be identified, use the existing lock brand and model information together with measurements of the door preparation and part dimensions. For complete operating hardware rather than repair components, browse door knobs and door levers.