Identify the unit.
Keep the complete model, suffix, and serial or revision details from the appliance label or equipment nameplate.
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Source-backed replacement research
Find the evidence before you choose a replacement.
Search industrial and appliance model numbers, follow manufacturer-backed symptom checks, and compare documented parts before you buy.
2,060 replacement relationships1423 source-backed models103 verified families42 manufacturers
Shop or explore by categoryLive pages and useful tools
Source-backed researchIndustrialSource-backed industrial models, part numbers, specifications, replacement evidence, and selection tools.Explore →
Diagnosis-first guidanceAppliancesStart with a symptom or exact model. Find reviewed care guidance, filter matches, and clear limits on part fit.Explore →Diagnosis-first guidanceGarage DoorsGarage-door diagnosis, repair, compatibility, and replacement decisions.Explore →Identification & calculatorsTools & calculatorsUse practical calculators and identification tools to organize measurements and nameplate clues before choosing a replacement.Explore →HVAC and plumbing guidance is planned. Reviewed appliance and garage-door guides are available now.
Exact-model appliance parts researchAll appliance guidance →
Start with the appliance label or part number. These source-backed references help locate manufacturer parts evidence; confirm the complete model and revision before purchasing.
Refrigerator filters
Frigidaire water filter family guide
Compare filter family identifiers and check which manufacturer evidence is needed for your exact refrigerator.
Check filter guidance →Dishwasher parts diagramsGE GDT665SMN8ES parts reference
Find the exact-model parts diagram reference before identifying or ordering a dishwasher component.
Review model evidence →Washer parts diagramsGE GTW335ASN0WW parts reference
Start with a manufacturer model-specific diagram rather than assuming a similar washer uses the same parts.
Review model evidence →How to use the catalog01—03
Check the evidence.
Use the matching manufacturer manual or parts diagram. A symptom suggests checks; it does not prove a failed component.
Choose the next step.
Follow permitted owner care, confirm a documented part match, or compare a written repair quote with installed replacement cost.
Browse the gearbox catalogAll models → · All categories →
Worm Gear Reducers31 families · 501 models21 manufacturersShaft-Mounted Reducers11 families · 93 models5 manufacturersParallel-Shaft Gearboxes6 families · 11 models4 manufacturersPlanetary & Cycloidal Drives12 families · 10 models2 manufacturersServo & Precision Gearboxes4 families · 0 models3 manufacturersHelical-Bevel & Right-Angle Gearboxes18 families · 24 models13 manufacturersHelical & Inline Gearboxes16 families · 90 models13 manufacturersHeavy-Duty Industrial Gearboxes2 families · 0 models2 manufacturersIndustrial Gearbox Platforms3 families · 20 models3 manufacturers
High-intent replacement guidesAll guides →
Motors
Electric motor replacement
Frame, shaft, voltage, speed, enclosure, duty, and VFD checks.
Open guide →BearingsBearing number lookup
Decode designation, dimensions, clearance, seals, and suffixes.
Open guide →BeltsV-belt replacement size
Section, length convention, sheaves, construction, and duty.
Open guide →FiltrationHydraulic filter cross-reference
Element identity, dimensions, media, bypass, and operating conditions.
Open guide →SensorsProximity sensor replacement
Target type, sensing distance, output, wiring, body, and environment.
Open guide →ValvesSolenoid valve replacement
Ports, function, pressure, media, coil, seal materials, and duty.
Open guide →383 component types across industrial part familiesBrowse component index →
Rolling motion
Bearings & Seals
Identification fields, fit checks, and authoritative starting points.
Open guide →Power transmissionBelts, Chains & Couplings
Identification fields, fit checks, and authoritative starting points.
Open guide →Process equipmentPumps & Fluid Handling
Identification fields, fit checks, and authoritative starting points.
Open guide →ElectromechanicalElectric Motors & Drives
Identification fields, fit checks, and authoritative starting points.
Open guide →AutomationSensors & Controls
Identification fields, fit checks, and authoritative starting points.
Open guide →Flow controlValves & Actuators
Identification fields, fit checks, and authoritative starting points.
Open guide →Field toolsFor incomplete information
PLReplacement parts libraryBranch into bearings, belts, pumps, motors, sensors, valves, filters, and fluid-power components.Open →RPReplacement model directoryBrowse source model → published target relationships, grouped by the model and brand you are replacing.Open →XRPublished model cross-referenceLook up competitor model numbers against manufacturer-published interchange tables, with the original source preserved.Open →BKShaft-mount bushing selectorFind a manufacturer-published tapered bushing kit by reducer box size and exact shaft diameter.Open →IDIdentify a gearbox from its nameplateWhat to capture when the model number is incomplete or unreadable.Open →NPNameplate decoderPull common model, ratio, power, voltage, speed, and frequency fields from nameplate text.Open →GRGear ratio calculatorEstimate output speed and torque multiplication before narrowing a replacement search.Open →BDBelt-drive length and speed helperEstimate open-belt pitch length and driven RPM from pulley pitch diameters and center distance.Open →BMBearing dimension matcherSearch selected manufacturer bearing records by bore, outside diameter, and width.Open →MNMotor nameplate decoderExtract explicitly labeled identifiers and ratings from motor nameplate text.Open →RV
Evidence standard
A transition notice is not the same thing as a drop-in replacement.
Explicit interchange, dimensional interchange, functional interchange, cross-reference, comparison, and successor claims are labeled separately. If the source does not establish a drop-in replacement, the page does not call it one.
Read the verification methodology →