NTN Bower Type E Bearing Units Interchange Guide

Cross-reference interchange guide for NTN Bower Type E bearing units, mapping Bower part numbers by shaft size and bolt count to equivalent series from major housed bearing brands.

Source Brand

NTN

Source Year

2020

Pages

Original File

NTN-Bower-Type-E-Interchange.pdf

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NTN Bower Type E Bearing Units Interchange Guide page 1

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Part Specification Rows

Page 1 specification row

NTN Bower EPB2-107

# of Bolts

Shaft Size (inch)

1 7/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB2-115

# of Bolts

Shaft Size (inch)

1 15/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB2-203

# of Bolts

Shaft Size (inch)

2 3/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB2-207

# of Bolts

Shaft Size (inch)

2 7/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB4-207

# of Bolts

Shaft Size (inch)

2 7/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB2-215

# of Bolts

Shaft Size (inch)

2 15/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB4-215

# of Bolts

Shaft Size (inch)

2 15/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB2-307

# of Bolts

Shaft Size (inch)

3 7/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB4-307

# of Bolts

Shaft Size (inch)

3 7/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB4-315

# of Bolts

Shaft Size (inch)

3 15/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB4-407

# of Bolts

Shaft Size (inch)

4 7/16

Notes

Bower Type E Bearing Unit

Page 1 specification row

NTN Bower EPB4-415

# of Bolts

Shaft Size (inch)

4 15/16

Notes

Bower Type E Bearing Unit

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                                             INTERCHANGE GUIDE
                                                             BOWER TYPE E




                             Features and benefits
Bower Type E Bearing Units
     ®
                             1. One-piece, sturdy cast iron housing
                                 to withstand demanding applications
                             2. E xtended inner ring allows for greater contact
                                 surface to the shaft which provides better
                                 performance and stability
                             3. Threaded housing nut keeps the bearing
                                 clearance set and provides great seal support
                             4. Self-aligning, double-row spherical roller
                                 bearing allows for easy alignment and can
                                 handle +/- 2° of misalignment
                             5. Set screw locking collar secures the inner ring
                                 to the shaft
                             6. Machined brass retainer with offset pockets
                                 results in cage stiffness for high vibratory
                    4            applications
                             7. Double-lip seal molded onto a metal guard
                                 provides superior sealing performance in
                        5        extreme environments
                             8. Elongated mounting slots for versatile mounting
                        6        configurations
3
                        7
2                               Shaft Size
                                              # of Bolts   Bower Type E Part #
                                  inch

                                  1 7⁄16          2             EPB2-107
                                  1 15 ⁄16        2             EPB2-115
1                                 2 3 ⁄16         2             EPB2-203
                                  2 7⁄16          2             EPB2-207
                                  2 7⁄16          4             EPB4-207
                                  2 15 ⁄16        2             EPB2-215
                                  2 15 ⁄16        4             EPB4-215
                                  3 ⁄16
                                     7
                                                  2             EPB2-307
                                  3 7⁄16          4             EPB4-307
                                  3 15 ⁄16        4             EPB4-315
                    8             4 7⁄16          4             EPB4-407
                                  4 15 ⁄16        4             EPB4-415