638731

638731 Sleeve Bearing Half

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Datasheet. 638731 specification

Slot Width
The distance,measured along a straight line perpendicular to the longitudinal axis of the slot,from one edge to the other.

0.2500in. first and 0.2520in. first

Slot Length
A measurement of the longest dimension of the slot,in distinction from width.

0.2780in. first and 0.2820in. first

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

1.8125in. ⁓1-53/64"

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

2.4900in.

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

2.3355in. and 2.3360in.

Distance From Centerline Of Opening To Left End Of Bearing
The distance,measured along a straight line parallel to the longitudinal axis of the bearing,from the center of the aperture to the left end of the bearing.

0.0625in. first

Corner Shape
The physical configuration of the corner.

square all corners

Antirotation/lubrication Type And Quantity
Indicates the type and number of features used for the introduction of a lubricant or an antirotational device.

1 slot

Surface Groove Location And Quantity
Indicates the location and number of grooves on the surface of the item.

1 internal

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

tin alloy inner layer

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

steel outer layer

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.

oxide external surface member or tin external surface member

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

17d half sleeve, plain, no outside flanges

Answers.

What is the style?

17d half sleeve, plain, no outside flanges

What material is the sleeve bearing half made of ?

Steel outer layer

What material is the sleeve bearing half made of ?

Tin alloy inner layer

What is the NSN for 638731?

3120-00-737-1225

How is this classified for shipping?

Schedule B number: 8483308090
Plain shaft bearings, without housing, except spherical

What's the federal classification of 638731?

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 3120-00-737-1225 BEARING HALF,SLEEVE

17d half sleeve, plain, no outside flanges oxide external surface member or tin external surface member surface treated 1.8125" overall length

NIIN
007371225
NIIN Date
01/01/63
Schedule B
8483308090 
Name Code
22210
FIIG
A045A0
Item Weight
0.400lbs
Item Dimensions
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. GPW6341A Cage 57526
2. 7371225 Cage 19207
3. 20503 Cage 0AX87
4. GPW6341A Cage 23040

Major End Users Countries and entities

  • - Greece 

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Similar by Design Other bearing halfs with similar characteristics

Nothing similar to this part number was found in our inventory

638731 / Bearing half,sleeveWhat is the formal definition of this item?

A half of a two-piece split type bearing, sleeve.