Double Split Collars | McMaster-Carr

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System of Measurement

Shaft Diameter

Construction

Material

Shaft Type

Round with Support Rail

Shaft Mount Type

Finish

Clamping Screw Material

Stainless Steel

Steel

Number of Clamping Screws Included

Clamping Screw Type

Pipe Size

Shaft Width

Keyway Width

Clamping Screw Finish

Black Oxide

Zinc Plated

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

Yes

RoHS

Compliant

REACH

Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Performance

Thread Size

Overall Length

Shaft Thread Size

1,671 Products

Shaft Collars

Two-Piece Shaft Collars

Attach anywhere along a shaft when other components are installed or you can't access the ends

726 products

Oversized Two-Piece Shaft Collars

Wider and thicker with a larger clamping screw than standard two-piece collars for a stronger grip

94 products

Set Screw Two-Piece Shaft Collars

Attach anywhere along a shaft and the set screw digs in for a tight, secure hold

55 products

Plastic Two-Piece Shaft Collars

Attach these lightweight alternatives to metal collars anywhere along a shaft

67 products

Extra-Wide Two-Piece Shaft Collars

Wider with more clamping screws than standard two-piece collars for a stronger grip

35 products

Two-Piece Shaft Collars with Wrench Flats

Turn drive shafts with a wrench without marring or gouging them

69 products

Finish-Your-Own-Bore Two-Piece Shaft Collars

Machine the bore to the exact size you need and attach collars anywhere along your shaft

19 products

Top-and-Bottom-Mount Two-Piece Shaft Collars

Add anywhere on a shaft to attach components or stack additional top-and-bottom-mount collars

58 products

Two-Piece Shaft Collars with Lever

Snap onto your shaft and turn the lever like a ratchet for frequent setup changes in tight spaces

108 products

Support-Rail Two-Piece Shaft Collars

Attach anywhere along your shaft to create an end stop for sliding components

6 products

Square Two-Piece Shaft Collars

Grip square shafts evenly without marring them

34 products

Hex Two-Piece Shaft Collars

Attach anywhere along hex shafts and grip evenly without marring them

14 products

D-Profile Two-Piece Shaft Collars

Attach anywhere along D-profile shafts and grip evenly without marring them

8 products

Hinged Shaft Collars

Combine the versatility of a two-piece collar with the no-fuss installation of a one-piece design

49 products

Other Products

Rigid Shaft Couplings

Join two shafts that are aligned and handle higher torque than flexible shaft couplings

271 products

Pipe Collars

Clamp pipe passing through floors and walls

18 products

Threaded Rod Collars

Hold and position parts on a threaded rod

24 products

Lead Screw Collars

Position components and limit travel along a lead screw

16 products