Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

THOMSON Profile Ball Rail: 20, 460 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht - Thomson 500 Series Ball Profile Rails
THOMSONThomson 500 Series Ball Profile Rails

THOMSON Profile Ball Rail: 20, 460 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht

The Thomson 500 Series Profile Ball Rail, model 521H20A+460, is a steel linear motion rail with a nominal size of 20. It has an overall length of 460 mm, overall width of 20 mm, and overall height of 19 mm, featuring…

SKU 3G-OTH-123515

Also listed as: 521H20A460 · 521H20A 460 · 521H20A-460

Brand
THOMSON
Item
Profile Ball Rail: 20, 460 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht
Category
Thomson 500 Series Ball Profile Rails
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
521H20A+460
Type
Steel
Overall Lg
460 mm
Size
20
Overall Ht
19 mm
Overall Wd
20 mm
Rail Holes
6
Nominal Rail Size
20

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

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

Product Description

The Thomson 500 Series Profile Ball Rail, model 521H20A+460, is a steel linear motion rail with a nominal size of 20. It has an overall length of 460 mm, overall width of 20 mm, and overall height of 19 mm, featuring 6 rail holes.

Frequently Asked Questions

What is the Thomson 521H20A+460 profile ball rail used for?

The 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. Its steel construction and 460 mm length suit applications requiring smooth, low-friction movement.

What are the specifications of the Thomson 521H20A+460 profile ball rail?

The Thomson 521H20A+460 is a steel profile ball rail with nominal size 20, overall length 460 mm, width 20 mm, and height 19 mm. It has 6 rail holes and is part of the 500 Series, designed for reliable linear guidance in demanding environments.

Where to buy the Thomson 521H20A+460 profile ball rail worldwide?

3G Electric supplies the Thomson 521H20A+460 profile ball rail worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine Thomson linear motion components to support your automation projects.

How to install the Thomson 500 Series profile ball rail?

Install the Thomson profile ball rail on a clean, flat surface using the 6 rail holes with appropriate bolts. Align the rail parallel to the motion axis, torque fasteners to manufacturer specifications, and verify smooth carriage movement before operation.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Profile Ball Rail: 20, 340 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+340)
THOMSON
Profile Ball Rail: 20, 340 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+340)
Profile Ball Rail: 20, 220 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+220)
THOMSON
Profile Ball Rail: 20, 220 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+220)
Profile Ball Rail: 20, 1,240 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+1240)
THOMSON
Profile Ball Rail: 20, 1,240 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+1240)
Profile Ball Rail: 20, 1,000 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+1000)
THOMSON
Profile Ball Rail: 20, 1,000 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+1000)
Profile Ball Rail: 20, 3,000 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20ARL3000)
THOMSON
Profile Ball Rail: 20, 3,000 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20ARL3000)
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)

More from THOMSON

View all THOMSON parts
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)
Profile Ball Rail: 35, 1,640 mm Overall Lg, 34 mm Overall Wd, 29.5 mm Overall Ht, Steel (MPN 521H35A+1640)
THOMSON
Profile Ball Rail: 35, 1,640 mm Overall Lg, 34 mm Overall Wd, 29.5 mm Overall Ht, Steel (MPN 521H35A+1640)
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: 15, 1,500 mm Overall Lg, 15 mm Overall Wd, 15.7 mm Overall Ht, Steel (MPN 521H15ARL1500)
THOMSON
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)
THOMSON
Profile Ball Rail: 20, 160 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+160)
Profile Ball Rail: 20, 280 mm Overall Lg, 20 mm Overall Wd, 19 mm Overall Ht, Steel, 6 Rail Holes (MPN 521H20A+280)
THOMSON
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)
THOMSON
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: 35, 1,240 mm Overall Lg, 34 mm Overall Wd, 29.5 mm Overall Ht, Steel (MPN 521H35A+1240)
THOMSON
Profile Ball Rail: 35, 1,240 mm Overall Lg, 34 mm Overall Wd, 29.5 mm Overall Ht, Steel (MPN 521H35A+1240)