York D1NA042 Parts

3.5-ton rooftop unit · gas/electric · 48 models

1

Find your model number. It’s on the metal label on the side of the unit. It starts with D1NA042.

2

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Parts for York D1NA042 units (50)

Compressors & coils

Distributor Body Part # S1-02621486000 $28.68 View & buy → Distributor Assembly Part # S1-02206844077 $321.55 View & buy → Distributor, Refrigeration #80 Orifice, (7 Feed) Part # S1-02206844132 $137.94 View & buy → Heat Exchanger 4 Cell D_NA-N072 Part # S1-37314997704 $2,385.65 View & buy → Heat Exchanger, 2 Cell, D_NA-N036 Part # S1-37314997702 $2,112.56 View & buy → Heat Exchanger, 3 Cell, D_NA-N056 Part # S1-37314997703 $2,201.76 View & buy →

Fans & blower wheels

Blower Wheel, 11 x 10, CW, 1/2 Bore Part # S1-02632088003 $191.44 View & buy → Propeller Fan, 22", CW, 3-32, 1/2"BORE Part # S1-02634093000 $222.95 View & buy → Blower, Venter Assembly Part # S1-02633999001 $417.98 View & buy →

Gas valves & burners

Burner, Gas Part # S1-02921180000 $36.72 View & buy → Orifice, Burner #42 (.0935) Part # S1-02920423042 $11.60 View & buy →

Igniters & flame sensors

Manifold, Gas 4 Burner Part # S1-02921179000 $233.70 View & buy → Pilot Ignitor Assembly Part # S1-02532780000 $380.66 View & buy → Pilot & Igniter Assembly Part # S1-02530860000 $384.66 View & buy →

Valves & filter driers

Bulkhead Valve Stem Part # S1-02208969000 $26.38 View & buy →

Electrical parts & harnesses

Boot, Capacitor, Rubber Part # S1-02804133000 $4.57 View & buy → Harness Wire, Gas Valve to Control Board Part # S1-02531810001 $32.87 View & buy → Transformer 240/480PRI Part # S1-02530867000 $229.96 View & buy → Run Single Capacitor, 40MFD, 440V, Round Part # S1-02425905000 $47.31 View & buy → Run Single Capacitor, 15MFD, 370V, Oval Part # S1-02425900000 $18.68 View & buy → Run Single Capacitor, 20MFD, 370V, Round Part # S1-02421062700 $25.68 View & buy → Hard Start Device 2 Wire Part # S1-02431995000 $218.35 View & buy → Circuit Breaker, 3.2A, 250V, 1 Pole Part # S1-02434532000 $9.87 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 → Hardstart Device, 2 Wire, TO-5 Part # S1-02431994000 $200.28 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 →

Switches, sensors & controls

Limit Switch, Auxiliary, 160 Open, Manual Reset Part # S1-02531834000 $45.98 View & buy → Rollout Control, 270 Open, Manual Reset Part # S1-02531812000 $18.10 View & buy → Limit Switch, 175/145(O/C), Auto Reset Part # S1-02530861000 $25.89 View & buy → Limit Switch, 160 Open / 130 Close, Auto Reset Part # S1-02531813000 $61.02 View & buy → Rollout Control, 200 Open, Manual Reset Part # S1-02530862000 $27.94 View & buy → Limit Switch, 150 Open / 120 Close, Auto Reset Part # S1-02531814000 $22.75 View & buy →

Air filters

Air Filter, Aluminum Mesh, 19 x 19.75 x .88 Part # S1-02633202006 $36.42 View & buy →

Hardware & fittings

Screen, Flue Outlet Wiremesh 2.5 x 2.5 Part # S1-02634000000 $101.67 View & buy → Nut, Acorn Kit #8-32 Unc Part # S1-36390117700 $23.28 View & buy → Pan, Drain Part # S1-03200177001 $87.85 View & buy → Tinnerman Clip Part # S1-02110326000 $3.99 View & buy → Strap Cable, Tie Base, BLACK.7.5 Long Part # S1-02530396000 $26.59 View & buy → Guard Coil, Formed 41.00 x 29.75 Black Part # S1-02634531000 $851.52 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 → 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 → Mount, Motor Assembly Part # S1-32631459000 $182.93 View & buy → Mount, Motor Kit Part # S1-37319831002 $58.44 View & buy →

Other parts

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 48 York D1NA042 model numbers

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