21D242

21D242 Ball Annular Bearing

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Datasheet. 21D242 specification

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

0.4624in. and 0.4644in.

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

0.9839in. and 0.9843in.

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

1.8479in. and 1.8504in.

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.

radial

Bore Shape
The physical configuration of the bore.

straight

Internal Clearance
The clearance between the bearing rings and the rolling elements.

0.0002in. radial and 0.0005in. radial and 0.0020in. axial and 0.0050in. axial

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.

ocross corner tolerance w/end play removed 0.464 in. to 0.4624 in.; selected, classified and tested by the assy mfr at his plant; internal clearance measured under an 11 lb. load; end play measured under 5.5 lb. load

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.

NON-Loading groove, NON-Separable

Answers.

What quantity is this sold in?

1EA

What is the style?

Non-loading groove, 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?

0.4624 inches minimum and 0.4644 inches maximum

What is the NSN for 21D242?

3110-00-277-0511

How is this classified for shipping?

Schedule B number: 8482105028
nmfc 114820
Angular contact ball bearings

What's the federal classification of 21D242?

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 3110-00-277-0511 BEARING,BALL,ANNULAR

non-loading groove, non-separable ocross corner tolerance w/end play removed 0.464 in. to 0.4624 in.; selected, classified 0.9839" bore diameter 0.4624" overall width

NIIN
002770511
NIIN Date
01/01/63
Schedule B
8482105028 
Name Code
00014
FIIG
A044A0
QUP
Historical Price
$16.75 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Malaysia 

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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

21D242 / 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.