A1781
View detailed technical data, stock status, and sourcing information for: A1781
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A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.
ground surface finish, 17.00 millimeters nominal bore diameter, pressed retainer fabrication method, 40.00 millimeters nominal overall outside diameter, 12.0 millimeters nominal overall width
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Overall Width
- 12.0 millimeters nominal
- Bore Diameter
- 17.00 millimeters nominal
- Overall Outside Diameter
- 40.00 millimeters nominal
- Surface Finish
- ground
- Retainer Fabrication Method
- pressed
- Shield Quantity
- 2
- Load Direction
- radial
- Bore Shape
- straight
- Internal Clearance
- 0.0002 inches minimum radial and 0.0002 inches maximum radial and 0.0006 inches maximum radial
- Standard Tolerance Designation
- abec no.1
- Special Features
- selected for electric motor bearing qualities
- Lubrication Material
- grease
- Material
- steel overall
- Style Designator
- non-loading groove, non-separable
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 3110-01-290-8039 | No Name Available | 12/01/2021 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| 275087-106 | Annular Ball Bearing |
| 275087106 | Annular Ball Bearing |
| 2R415 | Annular Ball Bearing |
| 4X441 | Annular Ball Bearing |
| 77503XR1225C | Annular Ball Bearing |
| A1781 | Annular Ball Bearing |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 3110-00-142-6004?
Does the NSN 3110-00-142-6004 have a Schedule B code assigned?
Does NSN 3110-00-142-6004 require demilitarization?
Does NSN 3110-00-142-6004 contain precious materials?
Does NSN 3110-00-142-6004 contain hazardous materials?
When the NSN 3110-00-142-6004 was assigned to the Federal Catalog?
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Pricing
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