Lock Nut HN440.3

Brand: Craftsman · Fits: 10 models · Reference price: $2.16

HN440.3 is a Craftsman replacement part (lock nut). Our fitment data lists 10 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

All 10 confirmed models for this part.
ModelBrandApplianceParts on file
T36-50Stanley Bostitch37
T35-15Stanley Bostitch25
T35-16Stanley Bostitch22
T35-40Stanley Bostitch18
18981Craftsman43
T35-SERIESStanley Bostitch40
18991Craftsman38
T35-32Stanley Bostitch37
402T36-1Craftsman25
402T36-26Craftsman25

Part numbers it replaces

The manufacturer lists HN440.3 as the replacement for these earlier part numbers. Substitute parts can look different from the original but serve the same function.

Other parts for model T36-50

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

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 HN440.3 listings on Amazon

Before you order

Model lookup tool