Plastic Circles | McMaster-Carr

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	Material Material

	For Use On For Use On

Stainless Steel

	Shape Shape


Ball	Circle

Disc	Domed

Ring	Rod

Rod and Disc	Round

Round Tube	Tapered Round

Tapered Square

	System of Measurement System of Measurement

	Diameter Diameter

	Length Length

Additional Lengths

	Color Color

	Clear
	Black
	Green
	White
	Gray
	Blue
	Red
	Amber
	Yellow
	Off-White
	Orange
	Brown
	Fluorescent Green
	Fluorescent Red
	Beige
	Fluorescent Amber
	Fluorescent Blue
	Gold
	Lavender
	Maroon
	Pink
	Tan

	OD OD

	ID ID

	Performance Properties Performance Properties

Chemical Resistant

Easy to Thermoform

Electrical Insulator

High Temperature

Impact Resistant

Low Thermal Expansion

Low Water Absorption

Metal Detectable

Weather Resistant

X-Ray Detectable

	Flexibility Flexibility

	Flexible
	Semi- Flexible
	Semi-Rigid
	Rigid

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

DFARS Specialty Metals
COTS-Exempt

	Maximum Temperature Maximum Temperature

Less than 500° F

500° to 999° F

	Minimum Temperature Minimum Temperature

-400° F or less

-399° to -250° F

-249° to -100° F

Greater than 0° F

	Hardness Rating Hardness Rating

	Hardness Hardness

Durometer 41D-46D

Durometer 50D-55D

Durometer 50D-60D

Durometer 50D-65D

Durometer 52D-55D

Durometer 55D-66D

Durometer 62D-67D

Durometer 65D-67D

Durometer 80 OO

Rockwell E45-E60

Rockwell M50-M90

Rockwell M75-M80

Rockwell M84-M87

Rockwell M89-M96

Rockwell M93-M95

Rockwell M94-M100

Rockwell R40-R80

Rockwell R80-R90

Rockwell R101-R109

Rockwell R106-R115

Rockwell R108-R121

Rockwell R110-R115

Rockwell R110-R120

Rockwell R111-R116

Rockwell R111-R125

Rockwell R115-R118

Rockwell R118-R119

Rockwell R120-R122

	For Use Outdoors For Use Outdoors

	Texture Texture


Smooth	Coarse

Ultra Smooth

	Clarity Clarity

	Tensile Strength Tensile Strength

30 lbs./in. wd.

50 lbs./in. wd.

1,000-2,500 psi

1,400-3,190 psi

2,000-3,100 psi

2,000-3,480 psi

2,170-2,800 psi

2,400-4,000 psi

2,900-5,070 psi

3,000-5,000 psi

3,000-5,500 psi

3,920-4,200 psi

4,060-4,930 psi

4,200-5,100 psi

4,350-5,800 psi

5,000-6,400 psi

5,500-5,800 psi

5,600-6,700 psi

6,000-10,000 psi

6,000-15,300 psi

6,100-7,800 psi

6,400-9,500 psi

7,000-7,800 psi

7,000-30,000 psi

7,000-40,000 psi

7,090-7,750 psi

7,100-7,700 psi

7,690-8,100 psi

8,000-23,900 psi

8,900-9,500 psi

9,000-21,000 psi

9,100-9,500 psi

9,135-9,700 psi

9,195-11,030 psi

9,300-9,500 psi

9,500-10,000 psi

10,000-11,000 psi

10,000-11,030 psi

10,000-11,250 psi

10,000-13,500 psi

10,000-15,000 psi

11,200-12,300 psi

14,000-16,000 psi

17,000-17,500 psi

18,000-27,700 psi

32,000-40,000 psi

35,000-50,000 psi

37,000-58,600 psi

120,000-175,000 psi

125,000-175,000 psi

	For Use With For Use With

	Comparable To Comparable To

	Specifications Met Specifications Met

3-A Sanitary Certified

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