B545

B545 Ball Airframe Bearing

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Quality Commitment

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Datasheet. B545 specification

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

2.0625in.

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

2.6250in.

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

grease

Outer Ring Width

0.2500in.

Inner Ring Width

0.2810in.

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

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-PRF-23827 mil spec single material response

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

steel

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

single row, torque tube type, w/or w/o closure

Answers.

What quantity is this sold in?

1EA

What is the style?

Single row, torque tube type, w/or w/o closure

What material is the ball airframe bearing made of ?

Steel

What is the NSN for B545?

3110-00-142-4339

How is this classified for shipping?

Schedule B number: 8482105068
nmfc 114820
Ball bearings

What's the federal classification of B545?

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 3110-00-142-4339 BEARING,BALL,AIRFRAME

single row, torque tube type, w/or w/o closure 2.0625" bore diameter

NIIN
001424339
NIIN Date
01/01/63
Schedule B
8482105068 
Name Code
00041
FIIG
A044A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$109.55 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. 301276-2 Cage 36090
2. B545-L Cage 21760
3. B545MILPRF23827 Cage 21760
4. 710180 Cage 21450
5. B545MILPRG23827 Cage 21760
6. B545LY196 Cage 40920
7. 177030-2 Cage 10001
8. N16B4413-30 Cage 80133
9. 55957 Cage 36378
10. M8000M10 Cage 28298
11. 181669-1 Cage 00752
12. 6995870P62 Cage 24446
13. B545B108A000075K0000-0 Cage 38443
14. 4508-34 Cage 08484
15. TCF33-42S Cage 78118
16. TWF33-42U Cage 78118
17. B545FS160 Cage 21335

Major End Users Countries and entities

  • - Department of The Army 
  • - Department of The Navy 
  • - Department of The Air Force 
  • - Austria 
  • - Poland 
  • - Brazil 
  • - Spain 
  • - Thailand 
  • - Canada 
  • - New Zealand 
  • - France 
  • - Republic of Korea 
  • - Italy 
  • - Greece 
  • - Turkey 

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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

B545 / 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.