MS21154

MS21154 Plain Self-aligning Bearing

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. MS21154 specification

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

0.7495in. and 0.7500in.

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

grease, MIL-G-21164

Outer Member Outside Diameter

1.4370in. and 1.4375in.

Outer Member Width

0.5880in. and 0.5930in.

Inner Member Width

0.7480in. and 0.7500in.

Static Radial Load Rating
The limiting radial load which the item can carry at rest without permanent deformation of the stressed surface or the danger of fracture.

46750 pounds

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

27.0 rockwell c outer race member and 36.0 rockwell c outer race member

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

56.0 rockwell c inner member

Lubrication Feature
The feature inherent in the item design to effect lubrication.

groove inner member and perforation inner member

Lubrication Feature
The feature inherent in the item design to effect lubrication.

groove outer race member and perforation outer race member

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

steel comp E52100 inner member or steel comp 440c inner member

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

steel comp E4340 outer race member or steel comp 4130 outer race member or steel comp 8630 outer race member

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.

ams 5630 assn std 2nd material response inner member

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.

MIL-S-5000 mil spec 1st material response outer race member or MIL-S-6758 mil spec 2nd material response outer race member or MIL-S-6050 mil spec 3rd material response outer race member

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.

chromium inner member

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.

cadmium outer race member

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.

QQ-C-320, class 2 fed spec single treatment response inner member

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.

QQ-P-416, type 1, class 2 fed spec single treatment response outer race member

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

without insert or liner with staking groove

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

96906-MS21154 government standard

Answers.

What quantity is this sold in?

1EA

What is the style?

Without insert or liner with staking groove

What material is the plain self-aligning bearing made of ?

Steel comp e4340 outer race member or steel comp 4130 outer race member or steel comp 8630 outer race member

What material is the plain self-aligning bearing made of ?

Steel comp e52100 inner member or steel comp 440c inner member

What is the NSN for MS21154?

3120-01-204-4839

How is this classified for shipping?

Schedule B number: 8482300040
nmfc 114850
Spherical roller bearings, single row

What's the federal classification of MS21154?

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 3120-01-204-4839 BEARING,PLAIN,SELF-ALIGNING

without insert or liner with staking groove cadmium outer race member surface treated 0.7495" bore diameter

NIIN
012044839
NIIN Date
03/27/85
Schedule B
8482300040 
Name Code
13208
FIIG
A045A0
Item Weight
0.500lbs
Item Dimensions
24 X 24 X 17
QUP
Historical Price
$1,487.50 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

1. MS21154-S-12 Cage 81343
2. MS21154-S-12 Cage 96906

Major End Users Countries and entities

  • - Department of The Air Force 
  • - Department of The Navy 
  • - Spain 

Major End Items End use applications

  • - Aircraft,b-2 bomber (atb)
  • - Fitting,structural component,aircraft

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
70.0 
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)
114850 BEARING/BUSHING O/T BALL/ROLLER I/S 
UFC (universal freight code)
58880 

Similar by Design Other bearings with similar characteristics

Nothing similar to this part number was found in our inventory

MS21154 / Bearing,plain,self-aligningWhat is the formal definition of this item?

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. it is used to carry a load and to reduce sliding friction. it does not employ rolling elements. the item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. the assembly may be either separable or nonseparable. excludes bearing, plain, rod end and bearing, plain, spherical.