McMaster-Carr

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	Shape Shape


Rod and Disc	Round Tube

Ball

	Diameter Diameter

	Length Length

36"

	Durometer Durometer

	Hardness Rating Hardness Rating

Medium

Medium Hard

Hard

	OD OD

	ID ID

	Wall Thickness Wall Thickness

	Minimum Temperature Minimum Temperature

-40° F

-20° F

	Maximum Temperature Maximum Temperature

212° F

220° F

225° F

	Specifications Met Specifications Met

ASTM D2000 BG

ASTM D2000 BF

	Tensile Strength Tensile Strength

1,200 psi

1,800 psi

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About Rubber

Color: Black
Temperature Range: -20° to 220° F
Tensile Strength: 1,200 psi
For Use Outdoors: No

Seal and cushion narrow spaces, such as inside channels and seams. Buna-N is also known as nitrile, NBR, and acrylonitrile butadiene. It resists fuel oil, hydraulic oil, ethylene glycol, and grease.

6" Lg.
Dia.	Dia. Tolerance	Choose a Durometer		Each
3/4"	-0.063" to +0.063"	75A (Hard)	00000000	00000
1"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 1/4"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 3/8"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 1/2"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 3/4"	-0.098" to +0.098"	75A (Hard)	00000000	00000
2"	-0.098" to +0.098"	75A (Hard)	00000000	00000
2 1/4"	-0.098" to +0.098"	75A (Hard)	00000000	00000
2 1/2"	-0.126" to +0.126"	75A (Hard)	00000000	00000
3"	-0.126" to +0.126"	75A (Hard)	00000000	00000
3 1/2"	-0.126" to +0.126"	75A (Hard)	00000000	000000
4"	-0.126" to +0.126"	75A (Hard)	00000000	000000
36" Lg.
1/8"	-0.027" to +0.027"	50A (Medium), 60A (Medium Hard), 70A (Hard)	0000000	00000
1/4"	-0.039" to +0.039"	50A (Medium), 60A (Medium Hard), 70A (Hard)	0000000	00000
3/8"	-0.039" to +0.039"	50A (Medium), 60A (Medium Hard), 70A (Hard)	0000000	00000
1/2"	-0.051" to +0.051"	50A (Medium), 60A (Medium Hard), 70A (Hard)	0000000	00000
3/4"	-0.063" to +0.063"	75A (Hard)	00000000	00000
1"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 1/4"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 3/8"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 1/2"	-0.079" to +0.079"	75A (Hard)	00000000	00000
1 3/4"	-0.098" to +0.098"	75A (Hard)	00000000	000000
2"	-0.098" to +0.098"	75A (Hard)	00000000	000000
2 1/4"	-0.098" to +0.098"	75A (Hard)	00000000	000000
2 1/2"	-0.126" to +0.126"	75A (Hard)	00000000	000000
3"	-0.126" to +0.126"	75A (Hard)	00000000	000000
3 1/2"	-0.126" to +0.126"	75A (Hard)	00000000	000000
4"	-0.126" to +0.126"	75A (Hard)	00000000	000000

Oil-Resistant Buna-N Rubber Tubes

Applications for these tubes include jackets, seals, and insulation. Buna-N is also known as nitrile, NBR, and acrylonitrile butadiene. It resists fuel oil, hydraulic oil, ethylene glycol, and grease.

Round Tubes

Color: Black
Temperature Range: -20° to 225° F
Tensile Strength: 1,200 psi
For Use Outdoors: No

				6" Lg.		36" Lg.
OD	ID	Wall Thick.	Durometer		Each		Each
3/4"	1/4"	1/4"	75A (Hard)	00000000	00000	00000000	000000
1"	1/4"	3/8"	75A (Hard)	00000000	0000	00000000	00000
1"	3/8"	5/16"	75A (Hard)	00000000	0000	00000000	00000
1"	5/8"	3/16"	75A (Hard)	00000000	0000	00000000	00000
1 1/4"	1/2"	3/8"	75A (Hard)	00000000	00000	00000000	00000
1 1/4"	5/8"	5/16"	75A (Hard)	00000000	00000	00000000	00000
1 3/8"	1/2"	7/16"	75A (Hard)	00000000	00000	00000000	00000
1 1/2"	3/8"	9/16"	75A (Hard)	00000000	00000	00000000	00000
1 1/2"	7/8"	5/16"	75A (Hard)	00000000	00000	00000000	00000
2"	3/8"	13/16"	75A (Hard)	00000000	00000	00000000	000000
2 1/2"	3/4"	7/8"	75A (Hard)	00000000	00000	00000000	000000
3"	1"	1"	75A (Hard)	00000000	00000	00000000	000000

Oil-Resistant Buna-N Rubber Balls

Color: Black
Temperature Range: -40° to 212° F
Tensile Strength: 1,800 psi
For Use Outdoors: No

Use these balls as seals in pumps and check valves or let them bounce inside of vibrating sifters for an effective screen cleaner. Buna-N is also known as nitrile, NBR, and acrylonitrile butadiene. It offers good resistance to petroleum-based oils.

Dia.	Dia. Tolerance	Durometer	Specifications Met		Each
3/16"	-0.003" to +0.003"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	00000
1/4"	-0.003" to +0.003"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000
5/16"	-0.003" to +0.003"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000
3/8"	-0.003" to +0.003"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000
7/16"	-0.004" to +0.004"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000
1/2"	-0.004" to +0.004"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000
5/8"	-0.004" to +0.004"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000
3/4"	-0.004" to +0.004"	70A (Hard)	ASTM D2000 BF, ASTM D2000 BG	0000000	0000

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About Rubber

Oil-Resistant Buna-N Rubber Rods

Oil-Resistant Buna-N Rubber Tubes

Oil-Resistant Buna-N Rubber Balls