Duplex Ball Bearing
305604
(NSN) National Stock Number
3110-01-131-2990
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
30213
Schedule B Code
8482105068
Summary
28.00 millimeters nominal overall width, 35.00 millimeters nominal bore diameter, 62.00 millimeters nominal overall outside diameter, grease lubrication material, ground surface finish, machined retainer fabrication method
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 1 | - | - | 7 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | KZ |
Identification
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.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 30213 | A044A0 | - | 1 |
Specifications
Overall Width
28.00 millimeters nominal
Details
An overall measurement taken at right angles to the length of an item,in distinction from thickness.Bore Diameter
35.00 millimeters nominal
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Overall Outside Diameter
62.00 millimeters nominal
Details
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.Lubrication Material
grease
Details
The element compound or mixture with which the item is lubricated. please use mrc lbma as a replacement for canceled mrc.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.Retainer Fabrication Method
machined
Details
The means used in manufacturing the retainer.Seal Quantity
2
Details
The number of seals included on the item.Bearing Seal Type
contact
Details
Indicates the type of seal provided with the bearing.Load Direction
angular
Details
The direction of load with respect to the shaft axis.Bearing Preload Designation
light
Details
The designation specifying the type of internal loading in a bearing which is independent of any external radial and/or axial load.Standard Tolerance Designation
abec no.7
Details
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.Bearing Preload Rating
20.0 pounds nominal
Details
The amount of internal loading in a bearing which is independent of any external radial and/or axial load.Special Features
pair of bearings w/faces ground for universal duplex mtg; counterbored inner ring and deep groove outer ring; inward convergent; seal located on side opposite low shoulder of inner ring,1 each bearing
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.Lubrication Material Document And Classification
beacon 325,fscm 29700 mfr ref single material response
Details
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the lubrication material.Material
plastic phenolic retainer
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel ball
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
rubber synthetic seal
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel inner ring
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Material
steel outer ring
Details
The chemical compound or mechanical mixture properties of which the item is fabricated.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 2MM9107WOPCRDULFS160B | 21335 | 4 | - | 3 | 2 | - | KZ |
| 172705 | 12356 | 5 | - | 5 | 9 | - | KZ |
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 |
|---|---|---|---|
| 58860 | - | P | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 742 | Z | 9 |
Certified Supplier
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Manufacturer
FAQs
Frequently asked questions for NSN 3110-01-131-2990
What is the NIIN of the NSN 3110-01-131-2990?
The National Item Identification Number (NIIN) of the NSN 3110-01-131-2990 is 01-131-2990
When the NSN 3110-01-131-2990 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Fri, May 7, 1982
Does the NSN 3110-01-131-2990 contain any precious metals?
Does not contain precious metal
Does the NSN 3110-01-131-2990 contain any hazardous material?
No data in HMIRS
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