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DYNABRADE Contact Arm: 3/4 in_5/8 in Belt Wd, 20 1/2 in Belt Lg, Dynafile Series - Belt Sander Contact Arms
DYNABRADEBelt Sander Contact Arms

DYNABRADE Contact Arm: 3/4 in_5/8 in Belt Wd, 20 1/2 in Belt Lg, Dynafile Series

The DYNABRADE Contact Arm (MPN 11287) is a crowned belt sander contact arm for 3/4 in and 5/8 in belt widths, with a 20 1/2 in belt length and 3/4 in wheel diameter, designed for use with the Dynafile Series. It is a…

SKU 3G-OTH-158547

Brand
DYNABRADE
Item
Contact Arm: 3/4 in_5/8 in Belt Wd, 20 1/2 in Belt Lg, Dynafile Series
Category
Belt Sander Contact Arms
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

DYNABRADE
Manufacturer Part Number
11287
Type
Dynafile Series
Belt Lg
20 1/2 in
Wheel Dia
3/4 in

Technical Documents

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

Product Description

The DYNABRADE Contact Arm (MPN 11287) is a crowned belt sander contact arm for 3/4 in and 5/8 in belt widths, with a 20 1/2 in belt length and 3/4 in wheel diameter, designed for use with the Dynafile Series. It is a DYNABRADE-branded component (attr1320329) with attr1320326 value 40321 and attr1320328 set to Yes.

Frequently Asked Questions

What is the DYNABRADE Contact Arm 11287 used for?

The DYNABRADE Contact Arm 11287 is a crowned belt sander component for the Dynafile Series. It supports 3/4 in and 5/8 in belt widths with a 20 1/2 in belt length and 3/4 in wheel diameter, enabling precise grinding and finishing on contoured surfaces in metalworking and fabrication.

What are the specifications of the DYNABRADE Contact Arm 11287?

The DYNABRADE Contact Arm 11287 features a crowned design, fits 3/4 in and 5/8 in belt widths, has a 20 1/2 in belt length, and a 3/4 in wheel diameter. It is a DYNABRADE-branded component for the Dynafile Series, with manufacturer part number 11287 and attribute 40321.

Where to buy DYNABRADE Contact Arm 11287 worldwide?

You can source the DYNABRADE Contact Arm 11287 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine DYNABRADE components for the Dynafile Series.

How to select the right DYNABRADE contact arm for a Dynafile sander?

To select the correct DYNABRADE contact arm, match the belt width and length to your Dynafile Series model. The 11287 arm accepts 3/4 in or 5/8 in belts with a 20 1/2 in length and has a crowned wheel for contoured work. Verify compatibility with your sander's specifications before ordering.

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: 1/2 in Belt Wd, 24 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11218)
DYNABRADE
DYNABRADE Contact Arm: 1/2 in Belt Wd, 24 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11218)
DYNABRADE Contact Arm: 1/2 in Belt Wd, 18 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Wide (MPN 11203)
DYNABRADE
DYNABRADE Contact Arm: 1/2 in Belt Wd, 18 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Wide (MPN 11203)
DYNABRADE
DYNABRADE
DYNABRADE Contact Arm: 1/2 in Belt Wd, 18 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11304)
DYNABRADE
DYNABRADE
DYNABRADE Contact Arm: 1/2 in Belt Wd, 18 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11312)
DYNABRADE Contact Arm: 1/4 in Belt Wd, 34 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11241)
DYNABRADE
DYNABRADE Contact Arm: 1/4 in Belt Wd, 34 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11241)
DYNABRADE
DYNABRADE
DYNABRADE Contact Arm: 1/2 in Belt Wd, 24 in Belt Lg, Dynafile Series, 5/8 in Wheel Dia, Crowned (MPN 11228)

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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 15350)
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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 15350)
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DYNABRADE Contact Arm: 1/2 in Belt Wd, 24 in Belt Lg, Dynafile Series, 5/16 in Wheel Dia, Wide (MPN 11239)
DYNABRADE Contact Arm: 3/4 in Belt Wd, 34 in Belt Lg, Dynafile II Series, 5/16 in Wheel Dia, Crowned (MPN 11350)
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DYNABRADE Contact Arm: 3/4 in Belt Wd, 34 in Belt Lg, Dynafile II Series, 5/16 in Wheel Dia, Crowned (MPN 11350)