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JELFU-1

Image for Illustration purposes only. Actual product may vary

NTN JELFU-1 Ultra-Class 4-bolt square flanged unit with eccentric collar lock and cast iron housing. Features a 1 inch bore and is designed for heavy-duty industrial applications requiring secure shaft mounting and easy installation.

MODEL JELFU-1

BRAND

SKU

274763

WEIGHT

1.940 lb

UOM

each

$69.36 Each

Prices are subject to change

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Typically Ships in: 1 day

Returnable:No

A (in)

1.1875

A0

1.6719 in

A1

0.5938 in

A2

0.7500 in

B1

1.2205 in

Bearing Number

A-JEL205-100D1

Bearing number

A-JEL205-100D1

Bearing Type

Ball Bearing

d (in)

1

Dynamic Load Rating

3150 lbf

Dynamic load rating

3150 lbf

End Type

Open

End type

Open

F (in)

0.1378

Finish/Coating

Black oxide

Housing Construction

1 Piece

Housing construction

1 Piece

Housing Material

Cast Iron

Housing material

Cast iron

Housing Number

FU205D1V50

I.D.

1 in

J (in)

2.7500

L (in)

3.7813

Locking Device

Eccentric Locking Collar

Locking device

Eccentric locking collar

Lubrication

Relubricatable

Max Rotational Speed

5900 RPM

Max Tightening Torque

69 lb·in

N (in)

0.4531

O.D.

2.0472 in

Operating Temperature Range

-40 to 250 °F

Operating temperature range

-40 to 250 ºF

Performance

Light Duty

S

0.2953 in

Seal Material

Nitrile Rubber

Seal material

Nitrile rubber

Seal Type

Contact

Seal type

Contact

Static Load Rating

1760 lbf

Static load rating

1760 lbf

Type

4-Bolt Square Flanged Unit

Width

1.2205 in

Technical Specifications
Type
4-Bolt Square Flanged Unit
Bearing Type
Ball Bearing
Locking Device
Eccentric Locking Collar
Seal Type
Contact
Seal Material
Nitrile Rubber
Bearing Number
A-JEL205-100D1
Housing Number
FU205D1V50
Housing Material
Cast Iron
Housing Construction
1 Piece
End Type
Open
Finish/Coating
Black Oxide
Performance
Light Duty
Dynamic Load Rating
3150 lbf14000 N14.00 kN
Static Load Rating
1760 lbf7850 N7.85 kN
Max Tightening Torque
69 lb·in
Rotational Speed [Max]
5900 RPM
Operating Temperature Range
-40 to 250 F-40 to 120 C
Dimensional Specifications


Ultra-Class Four Bolt Flanged Unit, Eccentric Lock, JELFU Type - Dimensions

d
1 in25.400 mm
L
3.7813 in96.0 mm
J
2.7500 in69.9 mm
A
1.1875 in30.2 mm
A0
1.6719 in42.500 mm
A1
0.5938 in15.1 mm
A2
0.7500 in19.1 mm
N
0.4531 in11.5 mm
B1
1.2205 in31.000 mm
S
0.2953 in7.500 mm
F
0.1378 in3.500 mm

How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

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Return policy

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Item must be in it's original package.