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THOMSON Profile Ball Rail: 15, 820 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht - Thomson 500 Series Ball Profile Rails
THOMSONThomson 500 Series Ball Profile Rails

THOMSON Profile Ball Rail: 15, 820 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht

The Thomson 500 Series Profile Ball Rail: 15 is a steel linear motion rail from THOMSON, with a nominal rail size of 15, an overall length of 820 mm, an overall width of 15 mm, and an overall height of 15.7 mm. It…

SKU 3G-OTH-123449

Also listed as: 521H15A820 · 521H15A 820 · 521H15A-820

Brand
THOMSON
Item
Profile Ball Rail: 15, 820 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht
Category
Thomson 500 Series Ball Profile Rails
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

THOMSON
Manufacturer Part Number
521H15A+820
Type
Steel
Overall Lg
820 mm
Size
15
Overall Ht
15.7 mm
Overall Wd
15 mm
Rail Holes
6
Nominal Rail Size
15

Technical Documents

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

Product Description

The Thomson 500 Series Profile Ball Rail: 15 is a steel linear motion rail from THOMSON, with a nominal rail size of 15, an overall length of 820 mm, an overall width of 15 mm, and an overall height of 15.7 mm. It features 6 rail holes and is identified by manufacturer part number 521H15A+820.

Frequently Asked Questions

What is a Thomson 500 Series Profile Ball Rail used for?

This Thomson 500 Series Profile Ball Rail is used in linear motion systems for precise positioning and load support in industrial automation, packaging, and material handling equipment. It provides smooth, low-friction travel for carriages in CNC machines, assembly lines, and robotics.

What are the specifications of the Thomson 521H15A+820 profile ball rail?

The Thomson 521H15A+820 is a steel profile ball rail with nominal size 15, overall length 820 mm, overall width 15 mm, and overall height 15.7 mm. It has 6 rail holes and is part of the 500 Series. These dimensions ensure compatibility with matching Thomson carriages.

Where to buy Thomson profile ball rails worldwide?

3G Electric supplies Thomson profile ball rails worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine Thomson 500 Series rails like the 521H15A+820 and deliver to your facility. Contact us for pricing and lead time.

How to install a Thomson profile ball rail?

Install the Thomson profile ball rail on a clean, flat mounting surface. Align the rail using the 6 rail holes and secure with appropriate bolts, torquing to manufacturer specifications. Ensure parallelism with the mating carriage for smooth motion. Use shims if needed to correct surface irregularities.

Used in

Common applications for THOMSON
Industrial automation — Thomson 500 Series ball carriages (511H25C0D) used in linear motion axes for pick-and-place systems.
Packaging machinery — Thomson profile ball rails (521H30AD+1000) guide conveyor or carton-erecting mechanisms.
Material handling — Thomson linear ball bearings (SUPER32OPN) support sliding loads in transfer stations.
Machine tool — Thomson ball nut end blocks (7829547) integrate with ball screws for CNC table positioning.
Medical equipment — Thomson pre-drilled shaft support rails (LSR-10-PD) mount linear guides in diagnostic scanners.
Automated assembly — Thomson double-acting seals (OPNS1000) protect linear bearings in dusty environments.

THOMSON Products

3G Electric supplies THOMSON thomson 500 series ball profile rails. 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
Profile Ball Rail: 15, 220 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+220)
THOMSON
Profile Ball Rail: 15, 220 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+220)
Profile Ball Rail: 15, 280 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+280)
THOMSON
Profile Ball Rail: 15, 280 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+280)
Profile Ball Rail: 15, 460 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+460)
THOMSON
Profile Ball Rail: 15, 460 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+460)
Profile Ball Rail: 15, 160 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+160)
THOMSON
Profile Ball Rail: 15, 160 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H15A+160)
Profile Ball Rail: 15, 1,000 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel (MPN 521H15AD+1000)
THOMSON
Profile Ball Rail: 15, 1,000 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel (MPN 521H15AD+1000)
Profile Ball Rail: 20, 820 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+820)
THOMSON
Profile Ball Rail: 20, 820 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+820)

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Profile Ball Rail: 15, 1,500 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel (MPN 521H15ARL1500)
Profile Ball Rail: 20, 160 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+160)
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Profile Ball Rail: 20, 160 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+160)
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Profile Ball Rail: 20, 280 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+280)
Profile Ball Rail: 25, 1,000 mm Overall Lg, 23 mm Overall Wd, 22.7 mm Overall Ht, Steel (MPN 521H25AD+1000)
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Profile Ball Rail: 25, 1,000 mm Overall Lg, 23 mm Overall Wd, 22.7 mm Overall Ht, Steel (MPN 521H25AD+1000)
Profile Ball Rail: 20, 460 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+460)
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Profile Ball Rail: 20, 460 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+460)
Profile Ball Rail: 35, 1,240 mm Overall Lg, 34 mm Overall Wd, 29.5 mm Overall Ht, Steel (MPN 521H35A+1240)
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Profile Ball Rail: 35, 1,240 mm Overall Lg, 34 mm Overall Wd, 29.5 mm Overall Ht, Steel (MPN 521H35A+1240)
Profile Ball Rail: 20, 1,000 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20AD+1000)
THOMSON
Profile Ball Rail: 20, 1,000 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20AD+1000)
Profile Ball Rail: 45, 885 mm Overall Lg, 45 mm Overall Wd, 37 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H45A+885)
THOMSON
Profile Ball Rail: 45, 885 mm Overall Lg, 45 mm Overall Wd, 37 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H45A+885)