2531331

2531331 Bearing Inner Ring
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Datasheet. 2531331 specification

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

89.05in.

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

ground

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

ring, seal

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.

next higher assembly 2531270

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

nickel alloy

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-N-288 form 7 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.

passivate

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.

11-P-35 ty 2 fed spec single treatment response or astm A-380 code h assn std single treatment response

Answers.

What material is the bearing inner ring made of ?

Nickel alloy

What is the NSN for 2531331?

3110-01-613-3800

How is this classified for shipping?

Schedule B number: 8482991010
Inner and outer races for ball bearings (including ball bearings with integral shafts)

What's the federal classification of 2531331?

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 3110-01-613-3800 RING,BEARING,INNER

passivate surface treated next higher assembly 2531270 ring, seal

NIIN
016133800
NIIN Date
11/06/12
Schedule B
8482991010 
Name Code
00028
FIIG
A044A0
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

  • - Republic of Korea 

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Similar by Design Other rings with similar characteristics

Nothing similar to this part number was found in our inventory

2531331 / Ring,bearing,innerWhat is the formal definition of this item?

The inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.