PB21256-2

PB212562 Ball Annular Bearing

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Datasheet. PB21256-2 specification

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

0.1949in. and 0.1969in.

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

0.2693in. and 0.2697in.

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

0.6299in. and 0.6301in.

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

ground

Retainer Fabrication Method
The means used in manufacturing the retainer.

machined

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

radial

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

abec no.7

Answers.

What quantity is this sold in?

1EA

What is the overall width?

0.1949 inches minimum and 0.1969 inches maximum

What is the NSN for PB21256-2?

3110-00-966-7742

How is this classified for shipping?

Schedule B number: 8482105028
nmfc 114820
Angular contact ball bearings

What's the federal classification of PB21256-2?

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 3110-00-966-7742 BEARING,BALL,ANNULAR

0.2693" bore diameter 0.1949" overall width

NIIN
009667742
NIIN Date
06/03/66
Schedule B
8482105028 
Name Code
00014
FIIG
A044A0
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$22.00 EA
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. R34B21C3 O.R.A. Cage 83086

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
77.5 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing 
Commodity (for shipments via water)
Bearings 
NMFC (national motor freight code)
114820 BEARINGS/BUSHINGS NOI BALL/ROLLER 
UFC (universal freight code)
58860 

Similar by Design Other bearings with similar characteristics

Nothing similar to this part number was found in our inventory

PB21256-2 / 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.