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Datasheet. 520 1-2 specification
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.
unground
The direction of load with respect to the shaft axis.
angular
The physical configuration of the bore.
straight
Those features,not otherwise specified,which may be required for proper functioning of the item.
aligning ring
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.
abec no.1
The size of the angle formed at the force point of contact.
25.0 degrees
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
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
Answers.
Steel
Schedule B number: 8482105028
Angular contact ball bearings
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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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.
