G303

G303 Ball Duplex Bearing

Price Quote Get an up to date pricing and availability quote for this product. Order online or over the phone.

Part Number:
Quantity Requested:
Your Email:
Full Name:
Contact Phone:
Company:

Quality Commitment

Serving our customers with quality and safety first.

  •   AS9120 Certified
  •   Audited supply chain
  •   ITAR Registered
  •   DDTC Registered
  •   HAZMAT Certified
  •   Customer service objectives
  •   Every product 100% inspected
AS9120 Certified by SAI Global

Datasheet. G303 specification

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

0.6250in.

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

0.5000in.

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

0.7500in.

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

oil

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

ground

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

abec no. 7t

Bearing Preload Rating
The amount of internal loading in a bearing which is independent of any external radial and/or axial load.

7.0 pounds and 9.0 pounds

Contact Angle
The size of the angle formed at the force point of contact.

30.0 degrees

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.

each bearing shall be lubricated with 2 drops of specified lubricant

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.

code 7001, 717806000, cagec 04939 mfr ref single material response

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

plastic polytetrafluoroethylene retainer

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

steel comp 440c ball

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

steel comp 440c inner ring

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

steel comp 440c outer ring

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

steel comp 440c spacer

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 3656 assn std single material response retainer or ams 3655 assn std single material response retainer

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-S-763, cond a fed spec single material response inner ring

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-S-763, cond a fed spec single material response ball

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-S-763, cond a fed spec single material response outer ring

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-S-763, cond a fed spec single material response spacer

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 ball

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 inner ring

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 outer ring

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 spacer

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.

astm A380 assn std single treatment response inner ring

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.

astm A380 assn std single treatment response outer ring

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.

astm A380 assn std single treatment response ball

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.

astm A380 assn std single treatment response spacer

Answers.

What quantity is this sold in?

1EA

What material is the ball duplex bearing made of ?

Steel comp 440c spacer

What material is the ball duplex bearing made of ?

Steel comp 440c outer ring

What material is the ball duplex bearing made of ?

Steel comp 440c inner ring

What material is the ball duplex bearing made of ?

Steel comp 440c ball

What material is the ball duplex bearing made of ?

Plastic polytetrafluoroethylene retainer

What is the overall width?

0.6250 inches

What is the NSN for G303?

3110-01-288-7875

How is this classified for shipping?

Schedule B number: 8482105068
nmfc 114820
Ball bearings

What's the federal classification of G303?

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 3110-01-288-7875 BEARING,BALL,DUPLEX

passivate spacer surface treated each bearing shall be lubricated with 2 drops of specified lubricant 0.5000" bore diameter 0.6250" overall width

NIIN
012887875
NIIN Date
11/13/88
Schedule B
8482105068 
Name Code
30213
FIIG
A044A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$193.25 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. 717801756-001 Cage 04939

Major End Users Countries and entities

  • - Department of The Air Force 
  • - Israel 
  • - Greece 

Availability for G303 A member of our team will provide you with a price and availability quote

Request a Quote »

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 bearings with similar characteristics

Nothing similar to this part number was found in our inventory

G303 / 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.