31521

31521 Tapered Roller Bearing Cup
Home » Catalog » Bearings (p. 2425) » Tapered Roller Bearing Cups (p. 16) » Part Number 31521

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Datasheet. 31521 specification

Outside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.

3.0000in.

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

0.9375in.

Backface Corner Radius

0.0460in.

Standard Tolerance Designation
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.

afbma class 2

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.

normal angle

Answers.

What quantity is this sold in?

1EA

What is the style?

Normal angle

What material is the tapered roller bearing cup made of ?

Steel

What is the overall width?

0.9375 inches

What is the outside diameter?

3.0000 inches

What is the NSN for 31521?

3110-00-533-6778

How is this classified for shipping?

Schedule B number: 8482800080
nmfc 114820
Other ball or roller bearings, including combined ball/roller bearings

What's the federal classification of 31521?

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 3110-00-533-6778 CUP,TAPERED ROLLER BEARING

normal angle 0.9375" overall width 3.0000" outside diameter

NIIN
005336778
NIIN Date
01/01/61
Schedule B
8482800080 
Name Code
00024
FIIG
A044A0
Item Weight
0.200lbs
Item Dimensions
--
QUP
1 
Historical Price
$10.80 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
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. 1795928 Cage 12204

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Army 
  • - Department of The Air Force 
  • - Thailand 
  • - 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 cups with similar characteristics

Nothing similar to this part number was found in our inventory

31521 / Cup,tapered roller bearingWhat is the formal definition of this item?

An outer component of a tapered roller bearing which provides a contact surface for the rolling elements of the bearing.