Inner Bearing Ring
724780
(NSN) National Stock Number
3110-01-139-2094
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00028
Schedule B Code
8482991010
Summary
0.2490 inches minimum and 0.2510 inches maximum overall width, 1.0000 inches minimum and 1.0003 inches maximum bore diameter, 1.1230 inches minimum and 1.1270 inches maximum smallest outside diameter, ground surface finish, straight bore shape, rockwell hardness scale c55 min; surface finish 16 microinch special features
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | KE |
Identification
The inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 00028 | A044A0 | - | 1 |
Specifications
Overall Width
0.2490 inches minimum and 0.2510 inches maximum
Details
An overall measurement taken at right angles to the length of an item,in distinction from thickness.Bore Diameter
1.0000 inches minimum and 1.0003 inches maximum
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Smallest Outside Diameter
1.1230 inches minimum and 1.1270 inches maximum
Details
The length of a straight line which passes through the center of the smallest diameter of an item,and terminates at the outside circumference.Surface Finish
ground
Details
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.Bore Shape
straight
Details
The physical configuration of the bore.Special Features
rockwell hardness scale c55 min; surface finish 16 microinch
Details
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.Material
steel comp 440c overall
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Style Designator
inner ring, roller, double lip
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 49790 | - | W | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 742 | Z | 9 |
Certified Supplier
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Manufacturer
FAQs
Frequently asked questions for NSN 3110-01-139-2094
What is the NIIN of the NSN 3110-01-139-2094?
The National Item Identification Number (NIIN) of the NSN 3110-01-139-2094 is 01-139-2094
When the NSN 3110-01-139-2094 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Mon, Sep 27, 1982
Does the NSN 3110-01-139-2094 contain any precious metals?
Does not contain precious metal
Does the NSN 3110-01-139-2094 contain any hazardous material?
No data in HMIRS
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