Whirlpool Washer Spanner nut WP21366

Genuine Whirlpool OEM right-hand-threaded spanner nut that secures the inner tub to the drive shaft or drive block in select direct-drive top-loading washers.

Is This the Right Part?

Common Symptoms

• Noisy spin cycle
• Loose or moving inner tub
• Tub vibration caused by a worn or loose retaining nut

Check Before Replacing

• With power disconnected, inspect the spanner nut for looseness, visible wear, or damage when the inner tub and drive components are accessible.
• Confirm the appliance parts diagram identifies WP21366 at the inner-tub retaining location before ordering.
• Use the appliance model number in an established parts-source fit checker rather than relying only on brand or washer type.

Pro Tip

Part Details

Key Features

• Right-hand thread
• OEM Whirlpool part
• Used on select direct-drive top-loading washers
• Also listed for select washer/dryer combinations

Installation Notes

• Disconnect electrical power before servicing the washer.
• Use a spanner wrench for removal or installation.
• Verify the exact appliance model before installation.

Verified Compatible Models

3LSP8255AN0, 7MMTS0510XW0, 110.6405952, 110.6505855, 110.7014613, 110.24904202, 110.72481120, 110.72745110, 110.73990400, 110.82372700, 110.98573830, CAW9444XQ4, KAWS750JT1, 11010502990, 11010502991, 11016602690, KAWS850JQ4, LA5311XPW3, NTW4516FW3, RAS6233PQ0, LSQ8243HQ0, LSQ8512KQ0, LSQ8543JQ0, LSQ8543JQ1, LSQ8543JT0, LSQ8543JT1, LSQ9110PW1, LSQ9110PW2, LSQ9110PW3, LSQ9110PW4, LSR7233DZ1, 10682872600, 110088732791, 11010202000, 11010202001, 1101050299, 11010852990, 11010852991, 11012202100, 11012502100, 11012852100, 11013202200, 11013212200, 11014102300, 11014112300, 11014202300

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.