Craftsman O-Ring 403123-00

Brand: DeWalt · Fits: 3 models · Reference price: $2.16

403123-00 is a DeWalt replacement part (craftsman o-ring). Our fitment data lists 3 models that use it.

When to replace this part

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Models that use this part

Other parts for model 900277240

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

• Armature 402875-09
• Craftsman Holder 402869-03
• Gear Cover 390521-00
• Craftsman Angle Grinder Motor Brush 402874-03
• Craftsman Cord and Plug 330081-05
• Craftsman Nut 393568-00
• Gear and Pin 403119-00SV
• Craftsman Cover 402848-02

Reference price and where to compare

The reference price on file for this part is $2.16. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 403123-00 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