ThomsonSSUPB12Linear Ball Bushing Pillow Block — 3/4 in Shaft, Closed Type, 1,130 lbf Dynamic Load, 0.937 in Centre Height, Sealed Both Ends

Product Description

What this part is

The Thomson SSUPB12 is a Super Smart Ball Bushing pillow block, closed type, for end-supported round-shaft linear guides. Brand: Thomson. MPN: SSUPB12. Nominal Shaft Diameter: 3/4 in (0.750 in). Housing Type: Closed. Dynamic Load Capacity: 1,130 lbf. Seals: integral double-acting seals at both ends.

Decoding the designation

SSUPB — Thomson Super Smart Ball Bushing pillow block, fixed (closed) type.

12 — size code for 0.750 in nominal shaft diameter.

What these specs mean in practice

Dynamic Load Capacity: 1,130 lbf, based on a rated travel life of 2 million inches. Matching LinearRace shaft diameter: 0.7495/0.7490 in. Self-alignment: the bearing plate rocks 0.5° about the hardened, precision ground outer ring. Lubrication access: 1/4-28 port. Pillow Block Mass: 0.62 lb. The integral seals keep out contaminants and retain lubricant.

Mounting data

Centre Height (H): 0.937 in. Overall Height (H1): 1.75 in. Length (A): 2.75 in. Width (B): 2.06 in. Bolt Hole Spacing (E x E1): 1.250 in x 2.375 in. Mounting Bolt: #8. Mounting Hole: 0.19 in.

Interchange guidance

Adjustable version of the same size: Thomson SSUPBA12. MPN Variants: SSUPB12, SSUPB-12, SSUPB 12.

Frequently asked questions

What is the Thomson SSUPB12?

It is a closed Super Smart Ball Bushing pillow block for a 3/4 in (0.750 in) round shaft, with integral seals at both ends.

What load does it carry?

Dynamic Load Capacity is 1,130 lbf, based on a rated travel life of 2 million inches.

What are its mounting dimensions?

Centre height is 0.937 in, length 2.75 in, width 2.06 in, with #8 mounting bolts on 1.250 in x 2.375 in spacing.