Coupling 663781

Brand: Nordyne · Appliance: Air Conditioner · Fits: 16 models · Reference price: $21.96

663781 is a Nordyne replacement part (coupling) for air conditioners. Our fitment data lists 16 models that use it.

When to replace this part

Drive system (belts, pulleys, motors)

Symptom: A drum or tub that won't turn, a burning-rubber smell, or a loud thump or squeal during a cycle.

Check: With power off, turn the drum or tub by hand -- resistance or grinding points to the motor or a bearing, and a cracked, glazed, or snapped belt is visible once the cabinet is open.

Models that use this part

Other parts for model MS3QA060KA

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• CART LEG FRONT, RIGHT 0127183000AP
• Access Panel 374273
• Capacitor 621466
• Coupling 663783
• FAN GRILL 669344
• Compressor 914928
• Fan Blade 667212
• Lid Latch WE1X1216

Reference price and where to compare

The reference price on file for this part is $21.96. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 663781 listings on Amazon

Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool