Sealmaster ER-20T
Sealmaster Mounted Insert Only Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - ER-20T
Dynamic Load Rating (lb)
5,782
Bore Shape
Straight
Housing Type
Insert (ER Style)
Seal Type
Felt Labyrinth 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
- Skwezloc® concentric locking for near perfect concentricity
- 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.
| Part Number | 705576 |
| Brand | Sealmaster |
| Bore Shape | Straight |
| Housing Type | Insert (ER Style) |
| Seal Type | Felt Labyrinth Seal |
| Torx Cap Screw | 1/4-20 UNC |
| Rolling Element | Ball Bearing |
| Measure Units | Inch |
| Insert Material | 52100 Bearing Steel |
| Overall Width (in) | 1.75 |
| Misalignment | None |
| Internal Clearance | Standard |
| Expansion | No |
| Misalignment Type | Static Only |
| Bearing Insert Coating | Black Oxide |
| End Cap | No |
| Outer Ring Land Profile | Tapered Lands |
| Bore Size - Inch | 1.25 |
| Platform | Gold Line Ball Bearing |
| Outer Race OD (mm) | 72 |
| Centerline to Front Face (in) | 1.063 |
| Outer Race Width (in) | 0.938 |
| Collar OD (in) | 2.62 |
| Outer Race OD (in) | 2.8346 |
| Inner Ring OD (in) | 1.859 |
| Precision Rating | ABEC 1 |
| Cage Material | PPS - Polyphenylene Sulfide |
| Length Through Bore (in) | 1.75 |
| Inner Race Profile | Wide Inner Ring |
| Outer Race Profile | Cylindrical |
| Maximum Operating Temperature (F) | 220 |
| REX_ItemSizeCode | 2-17 |
| REX_ItemVibrationFrequencyInnerRingDefect | 0.0905 |
| Outer Race Width (mm) | 23.8 |
| REX_ItemShaftLocking | Concentric |
| Inner Ring Fillet Radius (in) | 0.04 |
| Duty/Status | Standard |
| REX_ItemSeries | Unmounted Replacement Bearings |
| Setscrew Torque (in-lbs) | 240 |
| REX_ItemVibrationFrequencyRollerSpin | 0.0383 |
| REX_ItemVibrationFrequencyOuterRingDefect | 0.0595 |
| Inner Race Heat Treat Method | Zone-Hardened |
| REX_ItemMaximumSpeed | 6500 |
| Ability to Relubricate | Yes |
| REX_ItemVibrationFrequencyFundamentalTrain | 0.0067 |
| REX_ItemLubricationType | Lithium Complex NLGI 2 Grease |
| Dynamic Load Rating (lb) | 5,782 |
| Cage Type | Land Riding Retainer |
| Static Load Rating (lb) | 3,493 |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | ER-20T |
| Mfg. Part Numberi | 705576 |
| GDS #i | GDS-116996 |
| Categoryi | Bearings / Insert Bearings and Cartridge Units / Insert Bearings |
| UPCi | 662461031223 |
