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Datasheet. 521 specification
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
1.5625in.
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
2.7559in.
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
4.9213in.
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.
ground
The direction of load with respect to the shaft axis.
angular
The physical configuration of the bore.
straight
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
28a NON-Loading groove, NON-Separable
Answers.
28a non-loading groove, non-separable
Steel
1.5625 inches
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 3110-00-126-9363 BEARING,BALL,ANNULAR
28a non-loading groove, non-separable 2.7559" bore diameter 1.5625" overall width
- NIIN
- 001269363
- NIIN Date
- 03/15/75
- 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
Major End Users Countries and entities
- - Tennessee Valley Authority
- - Brazil
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521 / 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.
