21308-01

2130801 Sleeve Bearing

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Quality Commitment

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Datasheet. 21308-01 specification

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.1250in. ⁓1-1/8"

Body Inside Diameter
The length of a straight line which passes through the center of a body,and terminates at the inside circumference.

0.5000in.

Flange Outside Diameter
The length of a straight line which passes through the center of the flange,and terminates at the outside circumference.

1.5000in.

Flange Width
A measurement taken at right angles to the length of a flange,in distinction from thickness.

0.1250in.

End To Flange Distance

0.1870in.

Corner Shape
The physical configuration of the corner.

square all corners

Left End Body Diameter

1.2500in.

Right End Body Diameter

0.8743in. and 0.8748in.

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.

inside dia counterbore 0.6249 in. min, 0.6252 in. max dia, by 0.1910 in. min, 0.2010 in. max deep; flange outside dia flat

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

aluminum alloy 2024

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.

QQ-A-225/6, T351 fed spec single material response

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

chromate

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

MIL-C-5541, class 1a mil spec single treatment response

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

21c solid, external flange

Answers.

What quantity is this sold in?

1EA

What is the style?

21c solid, external flange

What material is the sleeve bearing made of ?

Aluminum alloy 2024

What is the NSN for 21308-01?

3120-01-294-0260

How is this classified for shipping?

Schedule B number: 8482997090
nmfc 114800
Parts, for roller bearings or for combined ball/roller bearings

What's the federal classification of 21308-01?

FSC 3120 ⁓ Bearings, plain, unmounted

Note-bearings in this class are generally one piece that retain and position moving and/or rotating parts. they may have lubrication grooves/fittings/facilities or include pre-lubrication.

Excluding antifriction bearings (fsc 3110); mounted bearings (fsc 3130).

NSN 3120-01-294-0260 BEARING,SLEEVE

21c solid, external flange chromate surface treated inside dia counterbore 0.6249 in. min, 0.6252 in. max dia, by 0.1910 in. min, 0.2010 in. max deep; flange outside dia flat 1.1250" overall length

NIIN
012940260
NIIN Date
02/10/89
Schedule B
8482997090 
Name Code
13205
FIIG
A045A0
QUP
Historical Price
$4,002.50 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

Major End Users Countries and entities

  • - Department of The Air Force 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
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)
114800 BEARING,ROLLER,THRUST 
UFC (universal freight code)
58850 

Similar by Design Other bearings with similar characteristics

Nothing similar to this part number was found in our inventory

21308-01 / Bearing,sleeveWhat is the formal definition of this item?

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. it must have a visible or detectable means of lubrication or be self-lubricated. the over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. see also bushing, sleeve; spacer, sleeve; and washer (as modified). excludes pin, hollow.