520 1-2

52012 Ball Annular Bearing

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Datasheet. 520 1-2 specification

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

unground

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

angular

Bore Shape
The physical configuration of the bore.

straight

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

aligning ring

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

Special Features
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.

counterbore, single row, SELF-Contained, overlapping rings

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

steel

Answers.

What material is the ball annular bearing made of ?

Steel

What is the NSN for 520 1-2?

3110-00-075-5129

How is this classified for shipping?

Schedule B number: 8482105028
Angular contact ball bearings

What's the federal classification of 520 1-2?

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 3110-00-075-5129 BEARING,BALL,ANNULAR

counterbore, single row, self-contained, overlapping rings

NIIN
000755129
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

Major End Users Countries and entities

  • - Tennessee Valley Authority 

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Similar by Design Other bearings with similar characteristics

Nothing similar to this part number was found in our inventory

520 1-2 / 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.