Print Back
C86300 Manganese Bronze is a non-lead “GREEN” Alloy
Manganese Bronze CDA 863
SAE 430B
ASTM B505


Manganese bronze is a very hard and strong bronze. Good applications include heavy earth moving equipment, roll neck bearings, and machine tool bearings.

Solid and cored bars are stocked in 13" increments and 144" lengths, and are available in other lengths and non-standard sizes. Consider bars for use when you need special bearings, bearings for prototypes, or for emergency repairs.

Typical Properties: (Not to be used for specification purposes.)
Copper: 60.00 – 66.00%
Zinc: 22.00 – 28.00%
Iron: 2.00 – 4.00%
Aluminum: 5.00 – 7.50%
Manganese: 2.50 – 5.00%

Physical Properties: Continuous Cast
Tensile Strength, PSI: 110,000 min.
Yield Strength, PSI: 62,000 min.
Elongation: 14% min.
Brinell Hardness (3000 kg load): 225 typical
Machinability Rating: 80
Minimum Operating Temperature: -450°F
Maximum Operating Temperature: 400°F

C86300 Aluminum bronze is used for low speed, and very high load bearing applications. C86300 requires hardened steel shafts and constant lubrication of grease, graphite or molybdenum-disulfide. Bunting also produces other Manganese Bronzes including C86200, C86400, C86500 and C86700.

WARNING: This product can expose you to chemicals including Nickel, Lead & Tetrafluoroethylene which is known to the state of California to cause cancer. Lead and Nickel which are known to the state of California to cause birth defects or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
Continuous and Centrifugal Cast Bars 2
Unit of Measure
1 

Item #

Stock
Item?

Nom
Size I.D.

Nom
Size O.D.

I.D. Min

I.D. Max

O.D. Min

O.D. Max

B863C008012 N/A No N/A 1 in N/A 1 1/2 in N/A 0.9050 in N/A 0.9450 in N/A 1.5550 in N/A 1.5750 in
B863C008016 N/A Yes N/A 1 in N/A 2 in N/A 0.9050 in N/A 0.9450 in N/A 2.0550 in N/A 2.0750 in
B863C008020 N/A Yes N/A 1 in N/A 2 1/2 in N/A 0.9050 in N/A 0.9450 in N/A 2.5550 in N/A 2.5750 in
B863C008024 N/A No N/A 1 in N/A 3 in N/A 0.9050 in N/A 0.9450 in N/A 3.0550 in N/A 3.0750 in
B863C008032 N/A Yes N/A 1 in N/A 4 in N/A 0.8750 in N/A 0.9250 in N/A 4.0750 in N/A 4.1050 in
B863C012016 N/A No N/A 1 1/2 in N/A 2 in N/A 1.4050 in N/A 1.4450 in N/A 2.0550 in N/A 2.0750 in
B863C012024 N/A Yes N/A 1 1/2 in N/A 3 in N/A 1.4050 in N/A 1.4450 in N/A 3.0550 in N/A 3.0750 in
B863C016020 N/A Yes N/A 2 in N/A 2 1/2 in N/A 1.9050 in N/A 1.9450 in N/A 2.5550 in N/A 2.5750 in
B863C016024 N/A No N/A 2 in N/A 3 in N/A 1.9050 in N/A 1.9450 in N/A 3.0550 in N/A 3.0750 in
B863C016028 N/A Yes N/A 2 in N/A 3 1/2 in N/A 1.8750 in N/A 1.9250 in N/A 3.5750 in N/A 3.6050 in
B863C016032 N/A Yes N/A 2 in N/A 4 in N/A 1.8750 in N/A 1.9250 in N/A 4.0750 in N/A 4.1050 in
B863C016040 N/A Yes N/A 2 in N/A 5 in N/A 1.8450 in N/A 1.9050 in N/A 5.1050 in N/A 5.1450 in
B863C016048 N/A Yes N/A 2 in N/A 6 in N/A 1.8450 in N/A 1.9050 in N/A 6.1050 in N/A 6.1450 in
B863C020024 N/A Yes N/A 2 1/2 in N/A 3 in N/A 2.4050 in N/A 2.4450 in N/A 3.0550 in N/A 3.0750 in
B863C020028 N/A No N/A 2 1/2 in N/A 3 1/2 in N/A 2.3750 in N/A 2.4250 in N/A 3.5750 in N/A 3.6050 in
B863C020036 N/A Yes N/A 2 1/2 in N/A 4 1/2 in N/A 2.3750 in N/A 2.4250 in N/A 4.5750 in N/A 4.6050 in
B863C024028 N/A No N/A 3 in N/A 3 1/2 in N/A 2.8750 in N/A 2.9250 in N/A 3.5750 in N/A 3.6050 in
B863C024032 N/A Yes N/A 3 in N/A 4 in N/A 2.8750 in N/A 2.9250 in N/A 4.0750 in N/A 4.1050 in
B863C024040 N/A Yes N/A 3 in N/A 5 in N/A 2.8450 in N/A 2.9050 in N/A 5.1050 in N/A 5.1450 in
B863C028034 N/A No N/A 3 1/2 in N/A 4 1/4 in N/A 3.3750 in N/A 3.4250 in N/A 4.3250 in N/A 4.3550 in
B863C028040 N/A No N/A 3 1/2 in N/A 5 in N/A 3.3450 in N/A 3.4050 in N/A 5.1050 in N/A 5.1450 in
B863C032036 N/A No N/A 4 in N/A 4 1/2 in N/A 3.8750 in N/A 3.9250 in N/A 4.5750 in N/A 4.6050 in
B863C032040 N/A Yes N/A 4 in N/A 5 in N/A 3.8450 in N/A 3.9050 in N/A 5.1050 in N/A 5.1450 in
B863C032048 N/A Yes N/A 4 in N/A 6 in N/A 3.8450 in N/A 3.9050 in N/A 6.1050 in N/A 6.1450 in
B863C040048 N/A No N/A 5 in N/A 6 in N/A 4.8450 in N/A 4.9050 in N/A 6.1050 in N/A 6.1450 in
Unit of Measure
1