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DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series - Belt Sander Contact Arms
DYNABRADEBelt Sander Contact Arms

DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series

The DYNABRADE Contact Arm (MPN 15321) is a belt sander contact arm for the Dynafile III Series, featuring a 31/32 in belt width and 18 in belt length. It has a crowned wheel with a 7/8 in diameter, and is compatible…

SKU 3G-OTH-158549

Brand
DYNABRADE
Item
Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series
Category
Belt Sander Contact Arms
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Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

DYNABRADE
Manufacturer Part Number
15321
Type
Dynafile III Series
Belt Lg
18 in
Wheel Dia
7/8 in

Technical Documents

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DYNABRADE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DYNABRADE Contact Arm (MPN 15321) is a belt sander contact arm for the Dynafile III Series, featuring a 31/32 in belt width and 18 in belt length. It has a crowned wheel with a 7/8 in diameter, and is compatible with model 15300. This OEM component is designed for use with DYNABRADE tools.

Frequently Asked Questions

What is the DYNABRADE Contact Arm 15321 used for?

The DYNABRADE Contact Arm 15321 is a belt sander contact arm for the Dynafile III Series. It supports a 31/32 in belt width and 18 in belt length, with a crowned 7/8 in wheel diameter. It is used for precision sanding and finishing in metalworking and fabrication applications.

What are the specifications of the DYNABRADE Contact Arm 15321?

The DYNABRADE Contact Arm 15321 has a 31/32 in belt width, 18 in belt length, and a crowned 7/8 in wheel diameter. It is compatible with the Dynafile III Series and model 15300. The manufacturer part number is 15321, and it is an OEM component from DYNABRADE.

Where to buy the DYNABRADE Contact Arm 15321 worldwide?

You can source the DYNABRADE Contact Arm 15321 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install the DYNABRADE Contact Arm 15321?

To install the DYNABRADE Contact Arm 15321, first ensure the Dynafile III tool is disconnected from power. Remove the existing arm, align the new crowned wheel and belt, then secure the arm with the mounting hardware. Follow DYNABRADE's manual for torque specifications and belt tensioning.

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 belt sander contact arms. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series, 1 in Wheel Dia, Rubber (MPN 15350)
DYNABRADE
DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series, 1 in Wheel Dia, Rubber (MPN 15350)
DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series, 1 in Wheel Dia, Rubber (MPN 15351)
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DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series, 1 in Wheel Dia, Rubber (MPN 15351)
DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series, 5/8 in Wheel Dia (MPN 15356)
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DYNABRADE Contact Arm: 31/32 in Belt Wd, 18 in Belt Lg, Dynafile III Series, 5/8 in Wheel Dia (MPN 15356)
DYNABRADE Contact Arm: 1/4 in Belt Wd, 34 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11241)
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DYNABRADE Contact Arm: 1/4 in Belt Wd, 34 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11241)
DYNABRADE Contact Arm: 1/2 in Belt Wd, 24 in Belt Lg, Dynafile Series, 3/4 in Wheel Dia, Crowned (MPN 11231)
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DYNABRADE Contact Arm: 1/2 in Belt Wd, 24 in Belt Lg, Dynafile Series, 3/4 in Wheel Dia, Crowned (MPN 11231)
DYNABRADE Contact Arm: 1/4 in Belt Wd, 18 in Belt Lg, Dynafile II Series, 7/8 in Wheel Dia, Crowned (MPN 11330)
DYNABRADE
DYNABRADE Contact Arm: 1/4 in Belt Wd, 18 in Belt Lg, Dynafile II Series, 7/8 in Wheel Dia, Crowned (MPN 11330)

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DYNABRADE Contact Arm: 1/2 in Belt Wd, 18 in Belt Lg, Dynafile II Series, 5/16 in Wheel Dia, Crowned (MPN 11201)
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DYNABRADE Contact Arm: 1/2 in Belt Wd, 18 in Belt Lg, Dynafile II Series, 5/16 in Wheel Dia, Crowned (MPN 11201)