York D3NZ042 Parts

3.5-ton rooftop unit · gas/electric · 15 models

1

Find your model number. It’s on the metal label on the side of the unit. It starts with D3NZ042.

2

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Parts for York D3NZ042 units (53)

Compressors & coils

Condenser Coil, Microchannel, DNQ/DNZ042-060 Part # S1-37328296000 $2,326.07 View & buy → Distributor, Belled, 76/7 Outlet Part # S1-02211605006 $142.09 View & buy →

Motors

Blower Motor, Programmed, 3/4, 230V, Standard ECM, Regal Part # S1-02435705008 $820.73 View & buy →

Fans & blower wheels

Propeller Fan, 22 in., clockwise, 3-30, 1/2 in. Bore Part # S1-02639408000 $252.77 View & buy → Blower, Venter Assembly Part # S1-02633999001 $417.98 View & buy → Blower Control Board, UT, Furnace Part # S1-03109175000 $289.62 View & buy → Blower Assembly, Venter 2-SPEED Part # S1-02642480000 $767.69 View & buy → Blower, Assembly, Venter, 2 Speed, CW Part # S1-02646427000 $648.20 View & buy →

Gas valves & burners

Burner, Gas Part # S1-02921180000 $36.72 View & buy → Gas Valve, Honeywell VR8204M1026, Natural Gas, 24V, 60 Hz, 1/2 x 1/2 in. Part # S1-VR8204M1026 $291.18 View & buy →

Igniters & flame sensors

Spark Igniter, Pilot W/Flame Sensor Part # S1-02541219000 $109.81 View & buy → Manifold, Gas Part # S1-02921198000 $36.68 View & buy → Temperature Control, 170 Open, 140 Close, Auto Part # S1-02537494000 $99.42 View & buy → Gas Valve, Convertible, Natl/LP Part # S1-02541218000 $502.97 View & buy → Board Control, Blower, UT Part # S1-03109174000 $294.68 View & buy →

Electrical parts & harnesses

Control Relay, 24V, 50/60 Hz, SPDT Part # S1-02424116000 $58.33 View & buy → Control Harness Wire Part # S1-02541216000 $85.73 View & buy → Run Single Capacitor, 7.5MFD, 370V, Flat Part # S1-02420045700 $14.79 View & buy → Circuit Breaker, 3.2A, 250V, 1 Pole Part # S1-02434532000 $9.87 View & buy → Run Dual Capacitor, 45/7.5MFD, 370V, Round Part # S1-02425059700 $53.68 View & buy → Assist, Start Part # S1-02425398000 $48.62 View & buy → Contactor 2PNO, 30A, 24V Part # S1-02432004000 $62.27 View & buy → Transformer, 208/240V, 24V/40VA, 50/60 Hz Part # S1-02518452700 $59.12 View & buy → Transformer, 208/230V, 24V/75VA, 50/60Hz Part # S1-02525973700 $70.64 View & buy → Transformer, 460V, 24V/75VA, 50/60Hz Part # S1-02525974700 $70.64 View & buy → Transformer, 460/575V, 230V, 2200VA, 60Hz Part # S1-02539924000 $630.81 View & buy → Harness Wire, Control Part # S1-02541213000 $47.21 View & buy →

Switches, sensors & controls

Limit Switch, Auxiliary, 160 Open, Manual Reset Part # S1-02531834000 $45.98 View & buy → Block, Terminal, 2 Pole 300V 20 Amp Part # S1-02523083000 $13.65 View & buy → Rollout Control, 270 Open, Manual Reset Part # S1-02531812000 $18.10 View & buy → Rollout Control, 200 Open, Manual Reset Part # S1-02530862000 $27.94 View & buy → Limit Switch, 160 Open / 130 Close, Auto Reset Part # S1-02531813000 $61.02 View & buy → Limit Switch, 140/110(O/C), Auto Reset Part # S1-02531835000 $31.25 View & buy → Pressure Switch, Air, .20IWC on Fall, SPNO Part # S1-02435707000 $42.26 View & buy →

Air filters

Air Filter, Aluminum Mesh, 11.5 x 19.5 x .88 Part # S1-02633202008 $26.27 View & buy →

Hardware & fittings

Tinnerman Clip Part # S1-02110326000 $3.99 View & buy → Screen, Flue Outlet Wiremesh 2.5 x 2.5 Part # S1-02634000000 $101.67 View & buy → Guard Coil, Formed 41 x 37.75 Part # S1-02634573000 $322.60 View & buy → Guard Coil, Long Tall, D_aq Part # S1-02645703000 $325.76 View & buy → Guard, Fan 22 Inch, W/Motor Mount, Black Part # S1-02646742000 $130.29 View & buy → Grmmt, Pvc, 0.88D x 1.63 Mounting Part # S1-02804859900 $5.22 View & buy → Restrictor Plate Gasket, Ventor 5 Tube Part # S1-02813227000 $31.70 View & buy → Grommet, Neoprene, 5/8D x 0.281 Mounting Part # S1-02814740000 $6.01 View & buy → Tubing, Plastic, 0.750 IDX1 OD x 23 Long Part # S1-02815480000 $28.32 View & buy → Pan, Drain Part # S1-03200177001 $87.85 View & buy → Mount, Motor Assembly Part # S1-32631459000 $182.93 View & buy → Mount, Motor Kit Part # S1-37319831002 $58.44 View & buy → Low Nox Burner Screen 8 x 8 Mesh Part # S1-02635452000 $29.87 View & buy →

Other parts

Clamp, Coil, Mid, 19", 18MMX30" Part # S1-02131409000 $45.62 View & buy → Connector, 1/2 in Copper Tee, For Pressure Switch Part # S1-02322437000 $44.30 View & buy → Isolator Rubber Tube Part # S1-02809412001 $11.90 View & buy → Gasket, Venter Part # S1-02812467000 $7.35 View & buy → Drain Fitting-RP Part # S1-7430-3011 $28.21 View & buy →

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See all 15 York D3NZ042 model numbers

From York's own parts data (York SmartSearch, Nov 2026).

D3NZ042D09006
D3NZ042D09025
D3NZ042D09046
D3NZ042N06506
D3NZ042N06506NX
D3NZ042N06525
D3NZ042N06525NX
D3NZ042N06546
D3NZ042N06546NX
D3NZ042N09006
D3NZ042N09006NX
D3NZ042N09025
D3NZ042N09025NX
D3NZ042N09046
D3NZ042N09046NX