DYNABRADEAir Tool Replacement Parts
DYNABRADE Coupling Nut: Mfr Part # 53551
The DYNABRADE Coupling Nut (Mfr Part # 53551, SKU 22GT33) is an air tool replacement part. It is identified by manufacturer part number 53551 and is associated with related part numbers 25H945 and 53512.
SKU 3G-OTH-163763
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DYNABRADE Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The DYNABRADE Coupling Nut (Mfr Part # 53551, SKU 22GT33) is an air tool replacement part. It is identified by manufacturer part number 53551 and is associated with related part numbers 25H945 and 53512.
Used in
Common applications for DYNABRADEMetal fabrication – DYNABRADE grinders and sanders for weld seam removal and surface blending
Automotive repair – DYNABRADE Dynafile belt sanders for contour sanding on body panels
Woodworking – DYNABRADE random orbital sanders for fine finishing of wood surfaces
Aerospace maintenance – DYNABRADE die grinders for deburring and polishing aluminum components
Marine industry – DYNABRADE right-angle grinders for removing rust and paint from metal hulls
General maintenance – DYNABRADE replacement parts (e.g., bearings, shims) for repairing pneumatic tools in plant operations
DYNABRADE Products
3G Electric supplies DYNABRADE air tool replacement parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














