We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

DYNABRADE Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 32 cfm - Rotary Disc Sanders

DYNABRADERotary Disc Sanders

DYNABRADE Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 32 cfm

The DYNABRADE Air Disc Sander (MPN 50321) is a heavy-duty rotary disc sander with a 4 1/2 in pad. It features a threaded shank, rear exhaust, and non-vacuum design, delivering 0.7 hp and 32 cfm with an NPT air inlet.

SKU 3G-OTH-149069

Brand

DYNABRADE

Item

Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 32 cfm

Category

Rotary Disc Sanders

Available to Order

Trade pricing by quote — replies within 24h

Qty

WhatsApp an engineer

No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.

Create free account →Log in

Worldwide Shipping

Air & sea freight

Datasheet on Request

Technical specs

1-Day Quote

Replies within 24h

Technical Specifications

DYNABRADE

Manufacturer Part Number

50321

Type

Threaded Shank, Heavy Duty, 0.7 hp, 32 cfm, Non-Vacuum, NPT 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

DYNABRADE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DYNABRADE Air Disc Sander (MPN 50321) is a heavy-duty rotary disc sander with a 4 1/2 in pad. It features a threaded shank, rear exhaust, and non-vacuum design, delivering 0.7 hp and 32 cfm with an NPT air inlet.

Used in

Common applications for DYNABRADE

Metal 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 rotary disc sanders. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all DYNABRADE products →Contact our engineers →

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description

DYNABRADE Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 43 cfm, Non-Vacuum, NPT (MPN 52634). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 43 cfm, Non-Vacuum, NPT (MPN 52634). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 30 cfm, Non-Vacuum, NPT (MPN 50320). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 4 1/2 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 30 cfm, Non-Vacuum, NPT (MPN 50320). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 3 in Pad, Locking, Heavy Duty, 0.7 hp, 32 cfm, Off-Set Grip, Non-Vacuum (MPN 52410). Key specifications — attr1320237: DYNABRADE; attr1320246: Front.

DYNABRADE Air Disc Sander: 3 in Pad, Locking, Heavy Duty, 0.7 hp, 32 cfm, Off-Set Grip, Non-Vacuum (MPN 52410). Key specifications — attr1320237: DYNABRADE; attr1320246: Front.

DYNABRADE Air Disc Sander: 5 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 43 cfm, Right Angle Grip (MPN 52596). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 5 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 43 cfm, Right Angle Grip (MPN 52596). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 4 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 32 cfm, Pistol-Grip Grip (MPN 50324). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 4 in Pad, Threaded Shank, Heavy Duty, 0.7 hp, 32 cfm, Pistol-Grip Grip (MPN 50324). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 3 in Pad, Locking, Heavy Duty, 0.7 hp, 36 cfm, Off-Set Grip, Non-Vacuum (MPN 52412). Key specifications — attr1320237: DYNABRADE; attr1320246: Front.

DYNABRADE Air Disc Sander: 3 in Pad, Locking, Heavy Duty, 0.7 hp, 36 cfm, Off-Set Grip, Non-Vacuum (MPN 52412). Key specifications — attr1320237: DYNABRADE; attr1320246: Front.

More from DYNABRADE

View all DYNABRADE parts →

DYNABRADE Air Disc Sander: 5 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 43 cfm, Right Angle Grip (MPN 52635). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 5 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 43 cfm, Right Angle Grip (MPN 52635). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1 hp, 40 cfm, Right Angle Grip, NPT (MPN 52563). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1 hp, 40 cfm, Right Angle Grip, NPT (MPN 52563). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 40 cfm, Right Angle Grip (MPN 52802). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 40 cfm, Right Angle Grip (MPN 52802). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 40 cfm, Right Angle Grip (MPN 52597). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 40 cfm, Right Angle Grip (MPN 52597). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 3 in Pad, Threaded Shank, Heavy Duty, 0.4 hp, 21 cfm, Right Angle Grip (MPN 50561). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 3 in Pad, Threaded Shank, Heavy Duty, 0.4 hp, 21 cfm, Right Angle Grip (MPN 50561). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 40 cfm, Right Angle Grip (MPN 52657). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 7 in Pad, Threaded Shank, Heavy Duty, 1.3 hp, 40 cfm, Right Angle Grip (MPN 52657). Key specifications — attr1320237: DYNABRADE; attr1320246: Side.

DYNABRADE Air Disc Sander: 2 in Pad, Locking, Heavy Duty, 0.4 hp, 23 cfm, Right Angle Grip, Fixed (MPN 48503). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 3 in Pad, Locking, Light Duty, 0.5 hp, 26 cfm, Right Angle Grip, Fixed (MPN DS53). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.

DYNABRADE Air Disc Sander: 3 in Pad, Locking, Light Duty, 0.5 hp, 26 cfm, Right Angle Grip, Fixed (MPN DS53). Key specifications — attr1320237: DYNABRADE; attr1320246: Rear.