AS21428

AS21428 Ball Airframe Bearing

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Datasheet. AS21428 specification

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

1.3125in.

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

1.7500in.

Lubrication Material
The element,compound,or mixture with which the item is lubricated.

grease

Outer Ring Width

0.2500in.

Inner Ring Width

0.2810in.

Seal Quantity
The number of seals included on the item.

2

Bearing Seal Type
Indicates the type of seal provided with the bearing.

contact

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.

afbma std tolerance for airframe ball bearings

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.

heat stabilized for operation at 250 deg f; 80 pct full of specified lubricant; all external surfaces except bore and seals treated w/cadmium per QQ-P-416, ty 1, cl 2

Lubrication Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the lubrication material.

MIL-G-81322 mil spec single material response

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

plastic polytetrafluoroethylene seal or plastic polytetrafluoroethylene seal and glass seal

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

steel comp E51100 ball or steel comp E52100 ball

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

steel comp E52100 inner ring

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

steel comp E52100 outer ring

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

66 fed std all material responses ball

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

66 fed std single material response inner ring

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

66 fed std single material response outer ring

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

ams 3652 assn std 1st material response seal or ams 3666 assn std 2nd material response seal and ams 3666 assn std 3rd material response seal

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

single row inner ring extended both sides

Answers.

What quantity is this sold in?

1EA

What is the style?

Single row inner ring extended both sides

What material is the ball airframe bearing made of ?

Steel comp e52100 outer ring

What material is the ball airframe bearing made of ?

Steel comp e52100 inner ring

What material is the ball airframe bearing made of ?

Steel comp e51100 ball or steel comp e52100 ball

What material is the ball airframe bearing made of ?

Plastic polytetrafluoroethylene seal or plastic polytetrafluoroethylene seal and glass seal

What is the NSN for AS21428?

3110-01-216-6217

How is this classified for shipping?

Schedule B number: 8482105068
nmfc 114820
Ball bearings

What's the federal classification of AS21428?

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 3110-01-216-6217 BEARING,BALL,AIRFRAME

single row inner ring extended both sides heat stabilized for operation at 250 deg f; 80 pct full of specified lubricant; all external surfaces except bore 1.3125" bore diameter

NIIN
012166217
NIIN Date
09/14/85
Schedule B
8482105068 
Name Code
00041
FIIG
A044A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$61.35 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

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. MS21428-42 Cage 81343
2. MB542DDFS464 Cage 06144
3. MB542DDFS464 Cage 21335
4. MS21428-42 Cage 96906

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 
  • - Spain 
  • - Australia 
  • - Netherlands 
  • - Italy 

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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

AS21428 / Bearing,ball,airframeWhat is the formal definition of this item?

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. these items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. excludes bearing, ball, annular.