RM31A412
View detailed technical data, stock status, and sourcing information for: RM31A412
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Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
35.00 millimeters nominal bore diameter, 1.3750 inches nominal overall width, pressed retainer fabrication method, 80.00 millimeters nominal overall outside diameter, ground surface finish
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Overall Width
- 1.3750 inches nominal
- Bore Diameter
- 35.00 millimeters nominal
- Overall Outside Diameter
- 80.00 millimeters nominal
- Surface Finish
- ground
- Retainer Fabrication Method
- pressed
- Seal Quantity
- 2
- Bearing Seal Type
- contact
- Load Direction
- radial
- Bore Shape
- straight
- Internal Fit-Up Designation
- standard
- Standard Tolerance Designation
- abec no.1
- Special Features
- w/o grease plug
- Lubrication Material
- grease
- Lubrication Material Document And Classification
- mil-g-18709 mil spec single material response
- Material
- rubber synthetic seal
- Material
- steel ball
- Material
- steel inner ring
- Material
- steel outer ring
- Material
- steel retainer
- Style Designator
- non-loading groove, non-separable cartridge type
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5330-00-401-0615 | No Name Available | 12/27/1972 |
| 3110-00-653-6737 | No Name Available | 01/01/1963 |
| 3110-00-984-3334 | No Name Available | 01/25/1971 |
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 |
|---|---|
| 732A501AKP1 | Annular Ball Bearing |
| BM5331 | Annular Ball Bearing |
| FF-B-171B/10 | Annular Ball Bearing |
| FFB171/10J07A2B | Annular Ball Bearing |
| RM31A412 | Annular Ball Bearing |
| RR278 | Annular Ball Bearing |
| W307PPFS104 | Annular Ball Bearing |
| W307PPFS381A | Annular Ball Bearing |
| W307TTC3SS50381A | Annular Ball Bearing |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 3110-00-227-2438?
Does the NSN 3110-00-227-2438 have a Schedule B code assigned?
Does NSN 3110-00-227-2438 require demilitarization?
Does NSN 3110-00-227-2438 contain precious materials?
Does NSN 3110-00-227-2438 contain hazardous materials?
When the NSN 3110-00-227-2438 was assigned to the Federal Catalog?
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Pricing
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