DONAHUE INDUSTRIES, INC. | A FULL SERVICE INTERNATIONAL METAL COMPONENTS MANUFACTURER
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Grinding Wheel Inserts Manufacturer​

Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-cup-insert
Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-cup-insert-diagram
Cup Only with .045-.050" (1.143-1.270mm) Material Thickness
Cup Number Cup Inside Diameter:
Inch (Metric)
Outside Diameter:
Inch (Metric)
Height:
Inch (Metric)
100A
100B
100D
100H
.400" (10.160mm)
.453" (11.506mm)
.503" (12.776mm)
.528" (13.411mm)
1.625" (41.275mm)
1.625" (41.275mm)
1.625" (41.275mm)
1.625" (41.275mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
101A
101B
101D
.400" (10.160mm)
.453" (11.506mm)
.503" (12.776mm)
1.125" (28.575mm)
1.125" (28.575mm)
1.125" (28.575mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
102B
102D
102H
.453" (11.506mm)
.503" (12.776mm)
.528" (13.411mm)
1.063" (27.000mm)
1.063" (27.000mm)
1.063" (27.000mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
103A
103B
103D
103E
103G
.400" (10.160mm)
.453" (11.506mm)
.503" (12.776mm)
.309" (7.849mm)
.323" (8.204mm)
.625" (15.875mm)
.625" (15.875mm)
.625" (15.875mm)
.625" (15.875mm)
.625" (15.875mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
Request A Quotation

Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-cup-insert-with-assembled-hex-nut
Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-cup-insert-with-assembled-hex-nut-diagram

Cup with Assembled Hex Nut

Part Number Thread Outside Diameter:
Inch (Metric)
Height:
Inch (Metric)
100HEX
101HEX
102HEX
103HEX
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
1.625" (41.275mm)
1.125" (28.575mm)
1.063" (27.000mm)
.625" (15.875mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
100HEX-M10-1.25
101HEX-M10-1.25
102HEX-M10-1.25
103HEX-M10-1.25
M10 X 1.25MM-6H
M10 X 1.25MM-6H
M10 X 1.25MM-6H
M10 X 1.25MM-6H
1.625" (41.275mm)
1.125" (28.575mm)
1.063" (27.000mm)
.625" (15.875mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
100HEX-M10-1.50
101HEX-M10-1.50
102HEX-M10-1.50
103HEX-M10-1.50
M10 X 1.50MM-6H
M10 X 1.50MM-6H
M10 X 1.50MM-6H
M10 X 1.50MM-6H
1.625" (41.275mm)
1.125" (28.575mm)
1.063" (27.000mm)
.625" (15.875mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
100HEX-M12-1.25
102HEX-M12-1.25
M12 X 1.25MM-6H
M12 X 1.25MM-6H
1.625" (41.275mm)
1.063" (27.000mm)
.375" (9.525mm)
.375" (9.525mm)

100HEX-M12-1.75-38
100HEX-M12-1.75-75
102HEX-M12-1.75-38
102HEX-M12-1.75-75

M12 X 1.75MM-6H
M12 X 1.75MM-6H
M12 X 1.75MM-6H
M12 X 1.75MM-6H
1.625" (41.275mm)
1.625" (41.275mm)
1.063" (27.000mm)
1.063" (27.000mm)
.375" (9.525mm)
.750" (19.050mm)
.375" (9.525mm)
.750" (19.050mm)
103-50-50
103-71
100NCL Nut Only
1/4"-20 UNC-2B
1/4"-20 UNC-2B Square Nut
3/8"-16 UNC-2B
1.100" (27.940mm)
1.100" (27.940mm)
.500" (12.700mm)
.375" (9.525mm)
.500" (12.700mm)

Custom nuts available upon request.

Request A Quotation

Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-cup-insert-knurled-nut-capped-end
Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-cup-insert-knurled-nut-capped-end-diagram
Cup with Assembled Round, Capped End, Long - Knurled Nut (RCL)
Also available with RCLT Nut (Through Hole)

Part Number Thread Outside Diameter:
Inch (Metric)
Height:
Inch (Metric)
100RCL
101RCL
102RCL
103RCL
100RCL-24
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-24 UNF-2B Thread
1.625" (41.275mm)
1.125" (28.575mm)
1.063" (27.000mm)
.625" (15.875mm)
1.625" (41.275mm)
.500" (12.700mm)
.500" (12.700mm)
.500" (12.700mm)
.500" (12.700mm)
.500" (12.700mm)

Custom nuts available upon request.

Request A Quotation

Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-insert-cup-long-square-nut-capped-end
Donahue-Industries_disc-wheel-inserts_grinding-wheel-inserts-manufacturer_disc-insert-cup-long-square-nut-capped-end-diagram

Cup with Assembled Solid, Capped End, Long Square Nut (SCL)

Part Number Thread Outside Diameter:
Inch (Metric)
Height:
Inch (Metric)
100SCL
101SCL
102SCL
103SCL
100SCL-24
100SCL-75
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-16 UNC-2B Thread
3/8"-24 UNF-2B Thread
3/8"-16 UNC-2B Thread
1.625" (41.275mm)
1.125" (28.575mm)
1.063" (27.000mm)
.625" (15.875mm)
1.625" (41.275mm)
1.625" (41.275mm)
.500" (12.700mm)
.500" (12.700mm)
.500" (12.700mm)
.500" (12.700mm)
.500" (12.700mm)
.750" (19.050mm)
100SCL-M10-1.25-50
100SCL-M10-1.50-50
100SCL-M10-1.50-50-98T
100SCL-M10-1.50-75
M10 x 1.25MM-6H
M10 x 1.50MM-6H
M10 x 1.50MM-6H
M10 x 1.50MM-6H
1.625" (41.275mm)
1.625" (41.275mm)
1.625" (41.275mm)
1.625" (41.275mm)
.550" (13.970mm)
.550" (13.970mm)
.600" (15.240mm)
.800" (20.320mm)

Custom nuts available upon request.

Request A Quotation

Heavy Duty Applications with Cup with .071-.077" (1.803-1.956mm) Material Thickness

Part Number Min. Hole Diameter:
Inch (Metric)
Outside Diameter:
Inch (Metric)
Height:
Inch (Metric)
6200
6175
6150
6125
6125-1
6100
6100-1
6075
6062
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
2" (50.800mm)
1.750" (44.450mm)
1.500" (38.100mm)
1.250" (31.750mm)
1.250" (31.750mm)
1" (25.400mm)
1" (25.400mm)
.750" (19.050mm)
.625" (15.875mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)
.375" (9.525mm)

Custom nuts available upon request.

Request A Quotation
  • Home
  • Grinding & Abrasives
    • Abrasive Wheel Inserts
    • Cup Wheel (Spider) Bushings
    • Disc Wheel Inserts
    • Reducing Adapter Bushings
    • Reusable Adapter Kits
    • Safety Backs
    • Throw-away Mounting Flanges
    • Threaded Hex Inserts
  • Wire Rope Sheave Gauge
    • Fractional Wire Rope Sheave Gauges
    • Metric Wire Rope Sheave Gauges
    • How To Use A Wire Rope Gauge
  • Custom Products
    • Hardware Startups
  • Defense Contracting
  • About
  • Contact