Iron Chain | McMaster-Carr

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	Component Component

Hook

	Mount Type Mount Type

Bolt On

	System of Measurement System of Measurement

Inch

	Mounting Hole Diameter Mounting Hole Diameter

1/2"

	Material Material	Show

Iron

	Material Material	Hide

	Hook Opening Width Hook Opening Width

1 1/4"

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Hook Usable Length Hook Usable Length

4 1/8"

	Length Length

	Thickness Thickness

	Maximum Temperature Maximum Temperature

400° to 499° F

	Capacity Capacity

Less than 1,000 lbs.

1,000 to 9,999 lbs.

	Overall Depth Overall Depth

11 1/4"

	Fitting Type Fitting Type

	Link/Ring

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Thread Size Thread Size

1"-14

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Width Width

	Eye ID Eye ID

	Number of Teeth Number of Teeth

	Application Application

Not for Lifting

	Finish Finish

Galvanized

	Arm Rotation Arm Rotation

360°

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9 Products

Twist-Close Connecting Links—Not for Lifting

Often used to create wire rope barriers, these connecting links close under tension and open under slack. Not for use in overhead lifting applications or as a link for chain or to repair chain.

Galvanized Iron
Thick.	Wd.	Lg.	Eye ID	Capacity, lbs.		Each
3/8"	13/16"	1 3/4"	1/4"	100	0000000	00000
17/32"	1 11/32"	2 17/32"	9/16"	400	0000000	00000
5/8"	1 21/32"	3 3/16"	5/8"	900	0000000	00000
3/4"	2 1/2"	5 1/4"	1 1/16"	2,000	0000000	00000

Adjustable-Arm Roller Chain and Belt Tensioners

Horizontal Mount Shown with Sprocket (Not Included)

Tensioners take up slack and allow you to adjust tension on your roller chain or belt. Position the adjustment arm to control tension at any point in a 360° arc. They are for use with idler sprockets or pulleys.

For technical drawings and 3-D models, click on a part number.

	Mounting Plate
Thread Size	Ht.	Wd.	Tension Arm Lg.	Overall Dp.	Material	Arm Rotation	Includes		Each
Horizontal Mount
1"-14	7 3/8"	7 1/2"	6 1/2"	11 1/4"	Cast Iron	360°	Idler Shaft	000000000	0000000

Hooks for Powered Overhead Beam Conveyors

Hooks allow items to rotate 90° degrees while suspended. They attach to trolleys with a bolt and nut.

For technical drawings and 3-D models, click on a part number.

Hook
Opening Wd.	Usable Lg.	Movement	Material	Mounting Fasteners Included	Mounting Hole Dia.	Max. Temp., °F		Each
1 1/4"	4 1/8"	90° Rotation	Iron	No	1/2"	450°	0000000	000000

Sprockets for Conveyor Chain Belts

Sprockets drive belting to keep it running smoothly.

For technical drawings and 3-D models, click on a part number.

One Piece

810 and 815 Belt Series

For Belt Series Number	For Shaft Dia.	Number of Teeth	OD	Wd.	Material	Temp. Range, °F		Each
810, 815	0.80"	21	5.12"	1.67"	Iron	0° to 480°	0000000	000000
810, 815	0.80"	23	5.59"	1.67"	Iron	0° to 480°	0000000	00000
810, 815	0.80"	25	6.10"	1.67"	Iron	0° to 480°	0000000	00000