Insert Bearings
Sealmaster ER-28C
Sealmaster Mounted Insert Only Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - ER-28C
ER-28 is also available as
Dynamic Load Rating (lb)
7,901
Set Screw Thread
5/16-24 UNF
Bore Shape
Straight
Seal Type
Single Lip Contact Seal
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- ER style cylindrical OD bearing with snap and with black oxided bearing rings
- Zone hardened inner ring with 120° spacing setscrew lock with diamond faceted setscrews
- Felt labyrinth seal and flinger for dry and dusty environment
- Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
- Set Screw Thread
- 5/16-24 UNF
- Bore Shape
- Straight
- Seal Type
- Single Lip Contact Seal
- Housing Type
- Insert (ER Style)
- Measure Units
- Inch
- Rolling Element
- Ball Bearing
- Insert Material
- 52100 Bearing Steel
- Overall Width (in)
- 1.94
- Internal Clearance
- Standard
- Expansion
- No
- Misalignment
- None
- Bearing Insert Coating
- Black Oxide
- Misalignment Type
- Static Only
- End Cap
- No
- Platform
- Gold Line Ball Bearing
- Bore Size - Inch
- 1.75Shaft size chart
- Outer Ring Land Profile
- Tapered Lands
- Outer Race Width (in)
- 1.094
- Inner Ring OD (in)
- 2.297
- Centerline to Front Face (in)
- 1.188
- Outer Race OD (mm)
- 85
- Outer Race OD (in)
- 3.3465
- Cage Material
- PPS - Polyphenylene Sulfide
- Precision Rating
- ABEC 1
- Length Through Bore (in)
- 1.938
- Outer Race Profile
- Cylindrical
- Inner Race Profile
- Wide Inner Ring
- Setscrew Torque (in-lbs)
- 125-165
- Ability to Relubricate
- Yes
- Outer Race Width (mm)
- 27.8
- Inner Race Heat Treat Method
- Zone-Hardened
- Duty/Status
- Standard
- Inner Ring Fillet Radius (in)
- 0.06
- Maximum Operating Temperature (F)
- 220
- Dynamic Load Rating (lb)
- 7,901
- Cage Type
- Land Riding Retainer
- Static Load Rating (lb)
- 5,139
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- ER-28C
- Mfg. Part Numberi
- 703928
- GDS #i
- GDS-116478
- Categoryi
- Insert Bearings
- UPCi
- 662461024928
ER-28 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| ER-28 | Base configuration | $111.37 | View |
| ER-28CThis part | Contact seal | $127.83 | |
| ER-28T | Skwezloc concentric locking collar | $120.33 | View |
| ER-28TC | Skwezloc concentric locking collar, contact seal | $146.74 | View |
| ER-28T DRT | Skwezloc concentric locking collar, High-contamination seal | $312.79 | View |
Common Questions
What is the minimum order quantity for the ER-28C?
The minimum order quantity for the ER-28C is 4 units.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster ER-28C, manufacturer article number 703928. Its UPC is 662461024928.
