268-12961-4

268129614 Ball Duplex Bearing

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Datasheet. 268-12961-4 specification

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

0.2000in. and 0.2100in.

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

0.2499in. and 0.2500in.

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

0.3748in.

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

oil

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

AIME9E/j/p

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

unground

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

radial

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

0.0007in. radial and 0.0010in. radial

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

aligning ring

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

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.

flanged 0.0210 min 0.0230 max wide w/chamfer 0.0020 on inside corner

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-L-6085 mil spec single material response

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

steel comp 440a

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.

aisi assn std single material response

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

92b counterbored outer rings, NON-Separable, back to back mounting

Answers.

What quantity is this sold in?

2PR

What is the style?

92b counterbored outer rings, non-separable, back to back mounting

What material is the ball duplex bearing made of ?

Steel comp 440a

What is the overall width?

0.2000 inches minimum and 0.2100 inches maximum

What is the NSN for 268-12961-4?

3110-01-140-5797

How is this classified for shipping?

Schedule B number: 8482105068
nmfc 114820
Ball bearings

What's the federal classification of 268-12961-4?

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 3110-01-140-5797 BEARING,BALL,DUPLEX

Used on aime9e/j/p. 92b counterbored outer rings, non-separable, back to back mounting flanged 0.0210 min 0.0230 max wide w/chamfer 0.0020 on inside corner 0.2499" bore diameter 0.2000" overall width

NIIN
011405797
NIIN Date
10/14/82
Schedule B
8482105068 
Name Code
30213
FIIG
A044A0
QUP
Historical Price
$138.25 PR
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

  • - Department of The Air Force 
  • - Republic of Korea 

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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)
77.5
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
Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft 
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

268-12961-4 / Bearing,ball,duplexWhat is the formal definition of this item?

Two single row annular ball bearings selected dimensionally to be a matched pair or set. the ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. may include a single row angular contact bearing with faces specially ground for duplex mounting.