Iron Spacers | McMaster-Carr

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System of Measurement

Thickness

Washer Type

Shaft Diameter

Screw Size

Finish

Hot-Dipped Galvanized

Width

Overall Height

Color

Mounted Bearing Type

Four-Bolt Flange Mount

Two-Bolt Flange Mount

Performance

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Thread Size

1/4"-20

3/8"-16

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Hardness

Application

Shaft Mount Type

Top OD

Load

1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 39,999 lb.

40,000 lb. or greater

Forward

How can we improve?

161 Products

Fastening and Joining

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

12 products

Cross-Bracing Washers

Connect cross-bracing rods or cables to structural beams; also known as hillside washers

20 products

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

30 products

Power Transmission

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

39 products

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

5 products

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

39 products

Building and Machinery Hardware

Door Stops

Keep doors from slamming into and damaging walls

1 product

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

2 products

Fabricating and Machining

Parallels

Raise workpieces above your vise to create clearance for cutting tools

4 products