Balls - Rubber - Santoprene 40D

Balls -> Rubber -> Santoprene 40D

There are 9 products in the sub-categories of Balls - Rubber - Santoprene 40D. Browse the Balls - Rubber - Santoprene 40D products table.

Category Details

A selection of Santoprene 40D Rubber Balls. A high performance thermoplastic created by cross linking EPDM rubber with Polypropylene. As an elastomer plastic it is flexible, light weight, and has very good abrasion resistance. It also has good resistance to many acids, bases and aqueous solutions.

  • Rubber ball grades are not the same as those for precision balls
  • It holds up well in both extreme hot and cold environments which can make it preferred over rubber. Common uses include; grips, knobs, handles, gaskets, and ball check valves.
  • Specific Gravity .95 g/cc. Hardness, Shore 40D
  • Tensile Strength 3000 psi. Melting Point 410 F
  • Rohs Compliant. Not FDA compliant.
  • This grade is slightly harder than the 87A grade. Colour usually red but some sizes are beige.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Balls - Rubber - Santoprene 40D category on the Small Parts & Bearings online store.
Diameter (D) Material Precision Hardness Properties Colour Indicative
Image
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
3.00
mm
+/- 0.051
(Equiv. 0.118 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Beige
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Deleted Item. Available while stocks last.
Part Number: BL-00300-R40D (PK-1000)
473 units (473000 pcs) Available Now | Item Discontinued - Up to 473 may be ordered online. No backorders. Please contact us if you need a larger quantity
$25.00 AUD
$30.00 AUD $25.00 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

473 units (473000 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Diameter (D) Material Precision Hardness Indicative
Image
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
3.00
mm
+/- 0.051
(Equiv. 0.118 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Beige    Specific Gravity: 0.95   
Deleted Item. Available while stocks last.
Part Number: BL-00300-R40D (PK-1000)
473 units (473000 pcs) Available Now | Item Discontinued - Up to 473 may be ordered online. No backorders. Please contact us if you need a larger quantity
$25.00 AUD
$30.00 AUD $25.00 AUD
Priced, Stocked and Sold Per 1000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

473 units (473000 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
3.00
mm
+/- 0.051
(Equiv. 0.118 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Beige
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-00300-R40D-OEM (PK-25000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$704.23 AUD
$704.23 AUD
Priced, Stocked and Sold Per 25000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
3.00
mm
+/- 0.051
(Equiv. 0.118 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Rubber Balls - 3 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Beige    Specific Gravity: 0.95   
Part Number: BL-00300-R40D-OEM (PK-25000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$704.23 AUD
$704.23 AUD
Priced, Stocked and Sold Per 25000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 4.76 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
4.76
mm
+/- 0.051
(Equiv. 0.187 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Beige or Red
Rubber Balls - 4.76 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-00476-R40D (PK-20)
66 units (1320 pcs) Available Now | Further orders can be expected around Thu, Oct 01, 2026
$6.41 AUD
$6.41 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 66 available can be backordered.
Rubber Balls - 4.76 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
4.76
mm
+/- 0.051
(Equiv. 0.187 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Rubber Balls - 4.76 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Beige or Red    Specific Gravity: 0.95   
Part Number: BL-00476-R40D (PK-20)
66 units (1320 pcs) Available Now | Further orders can be expected around Thu, Oct 01, 2026
$6.41 AUD
$6.41 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

66 units (1320 pcs) Available Now. Backorder if more than 66.
Rubber Balls - 12.7 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
12.70
mm
+/- 0.051
(Equiv. 0.5 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Red
Rubber Balls - 12.7 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-01270-R40D (PK-10)
50 units (500 pcs) Available Now | Further orders can be expected around Thu, Oct 01, 2026
$19.14 AUD
$19.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 50 available can be backordered.
Rubber Balls - 12.7 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
12.70
mm
+/- 0.051
(Equiv. 0.5 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Rubber Balls - 12.7 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Red    Specific Gravity: 0.95   
Part Number: BL-01270-R40D (PK-10)
50 units (500 pcs) Available Now | Further orders can be expected around Thu, Oct 01, 2026
$19.14 AUD
$19.14 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

50 units (500 pcs) Available Now. Backorder if more than 50.
Rubber Balls - 19.05 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
19.05
mm
+/- 0.051
(Equiv. 0.75 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Red
Rubber Balls - 19.05 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-01905-R40D (PK-2)
25 units (50 pcs) Available Now | Further orders can be expected around Thu, Oct 01, 2026
$6.32 AUD
$6.32 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 25 available can be backordered.
Rubber Balls - 19.05 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Diameter (D)
19.05
mm
+/- 0.051
(Equiv. 0.75 in.)
Material
Santoprene Rubber
Precision
Grade II
Hardness
Shore 40D
Rubber Balls - 19.05 mm Santoprene Rubber - Grade II Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Red    Specific Gravity: 0.95   
Part Number: BL-01905-R40D (PK-2)
25 units (50 pcs) Available Now | Further orders can be expected around Thu, Oct 01, 2026
$6.32 AUD
$6.32 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

25 units (50 pcs) Available Now. Backorder if more than 25.
Rubber Balls - 31.75 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
31.75
mm
+/- 0.127
(Equiv. 1.25 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Red
Rubber Balls - 31.75 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-03175-R40D (PK-70)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$478.86 AUD
$818.26 AUD $478.86 AUD
Priced, Stocked and Sold Per 70 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 31.75 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
31.75
mm
+/- 0.127
(Equiv. 1.25 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Rubber Balls - 31.75 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Red    Specific Gravity: 0.95   
Part Number: BL-03175-R40D (PK-70)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$478.86 AUD
$818.26 AUD $478.86 AUD
Priced, Stocked and Sold Per 70 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 38.1 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
38.10
mm
+/- 0.127
(Equiv. 1.5 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Red
Rubber Balls - 38.1 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-03810-R40D (PK-40)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$471.23 AUD
$804.91 AUD $471.23 AUD
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 38.1 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
38.10
mm
+/- 0.127
(Equiv. 1.5 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Rubber Balls - 38.1 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Red    Specific Gravity: 0.95   
Part Number: BL-03810-R40D (PK-40)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$471.23 AUD
$804.91 AUD $471.23 AUD
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 44.45 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
44.45
mm
+/- 0.127
(Equiv. 1.75 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Red
Rubber Balls - 44.45 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-04445-R40D (PK-30)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$478.05 AUD
$816.60 AUD $478.05 AUD
Priced, Stocked and Sold Per 30 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 44.45 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
44.45
mm
+/- 0.127
(Equiv. 1.75 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Rubber Balls - 44.45 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Red    Specific Gravity: 0.95   
Part Number: BL-04445-R40D (PK-30)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 01, 2026
$478.05 AUD
$816.60 AUD $478.05 AUD
Priced, Stocked and Sold Per 30 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Rubber Balls - 57.15 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
57.15
mm
+/- 0.127
(Equiv. 2.25 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Properties
Excellent for liquid level float applications.
Colour
Red
Rubber Balls - 57.15 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Specific Gravity: 0.95   
Part Number: BL-05715-R40D (Each)
40 Available Now | Further orders can be expected around Thu, Oct 01, 2026
$50.32 AUD
$50.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 40 available can be backordered.
Rubber Balls - 57.15 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Diameter (D)
57.15
mm
+/- 0.127
(Equiv. 2.25 in.)
Material
Santoprene Rubber
Precision
Grade III
Hardness
Shore 40D
Rubber Balls - 57.15 mm Santoprene Rubber - Grade III Santoprene 40D Ball
Material: Santoprene Rubber    Properties: Excellent for liquid level float applications.    Colour: Red    Specific Gravity: 0.95   
Part Number: BL-05715-R40D (Each)
40 Available Now | Further orders can be expected around Thu, Oct 01, 2026
$50.32 AUD
$50.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

40 Available Now. Backorder if more than 40.