20312

20312 Ball Annular Bearing

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Datasheet. 20312 specification

Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.

31.0 mm

Bore Diameter
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.

60.00 mm

Overall Outside Diameter
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.

130.00 mm

Surface Finish
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.

ground

Load Direction
The direction of load with respect to the shaft axis.

angular

Bore Shape
The physical configuration of the bore.

straight

Standard Tolerance Designation
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.

abec no.1

Contact Angle
The size of the angle formed at the force point of contact.

25.0 degrees

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel ball

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel inner ring

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel outer ring

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

counterbored outer ring, NON-Separable

Answers.

What is the style?

Counterbored outer ring, non-separable

What material is the ball annular bearing made of ?

Steel outer ring

What material is the ball annular bearing made of ?

Steel inner ring

What material is the ball annular bearing made of ?

Steel ball

What is the overall width?

31.0 millimeters

What is the NSN for 20312?

3110-00-156-7549

How is this classified for shipping?

Schedule B number: 8482105028
Angular contact ball bearings

What's the federal classification of 20312?

FSC 3110 ⁓ Bearings, antifriction, unmounted

Note-this class includes bearings that generally have roller or balls confined by an inner and outer ring to relieve friction in/on/around rotating/moving mechanisms.

Excluding plain bearings (fsc 3120); jewel bearings (fsc 3120)

NSN 3110-00-156-7549 BEARING,BALL,ANNULAR

counterbored outer ring, non-separable 60.00mm bore diameter 31.0mm overall width

NIIN
001567549
NIIN Date
01/01/63
Schedule B
8482105028 
Name Code
00014
FIIG
A044A0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. 319696-553 Cage 10001
2. 7312 Cage 21335
3. P600 Cage 70016
4. RT7712 Cage 70945
5. 700290 Cage 00000

Major End Users Countries and entities

  • - Tennessee Valley Authority 
  • - Austria 
  • - Argentina 
  • - New Zealand 
  • - Greece 
  • - Turkey 

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Similar by Design Other bearings with similar characteristics

Nothing similar to this part number was found in our inventory

20312 / Bearing,ball,annularWhat is the formal definition of this item?

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.