Sealmaster NP-22
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - NP-22
Dynamic Load Rating (lb)
5,782
Rolling Element
Ball Bearing
Housing Base
Solid
Bore Shape
Straight
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
- 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.
- Sealmaster™ exclusive lock pin , dimple for direct lubrication and anti-rotation
| Part Number | 700187 |
| Brand | Sealmaster |
| Rolling Element | Ball Bearing |
| Housing Base | Solid |
| Bore Shape | Straight |
| Overall Width (in) | 1.88 |
| Base Width (in) | 1.88 |
| Overall Height (in) | 3.75 |
| Overall Length (in) | 6.56 |
| Housing Construction | One Piece |
| Bolt Size (in) | 1/2 |
| Bore Size - Inch | 1.375 |
| Misalignment Type | Static Only |
| Outer Ring Land Profile | Standard |
| Housing Color | Black |
| Foot Height (in) | 0.63 |
| Base to Center Height (in) | 1.875 |
| Cage Material | PPS - Polyphenylene Sulfide |
| Length Through Bore (in) | 1.685 |
| Seal Type (Product Selection) | Felt Labyrinth Seal |
| Housing Type (Product Selection) | Pillow Block, Two Bolt |
| Housing Style | Pillow Block |
| Inner Race Heat Treat Method | Zone-Hardened |
| Ability to Relubricate | Yes |
| End Cap Available | No |
| Inner Ring Outside Diameter (in) | 1.851 |
| Maximum Speed (RPM) | 4650 |
| Bearing Insert Finish | Black Oxide |
| Cage Type | Land Riding Retainer |
| Base Length (in) | 6.56 |
| Dynamic Load Rating (lb) | 5,782 |
| Vibration Frequency Roller Spin | 0.0386 |
| Centerline to Outermost Bearing Face (in) | 1 |
| Bolt Spacing Max (in) | 5.31 |
| Vibration Frequency Outer Ring Defect | 0.0595 |
| Lubricant | Lithium Complex NLGI 2 Grease |
| Max Operating Temperature (F) | 220 |
| Static Load Rating (lb) | 3,493 |
| Radial Clearance | Standard |
| Housing Coating | Powder Coated |
| Bearing Type | Standard Duty |
| Fixed vs. Expansion | Fixed |
| Shaft Locking Type | Set Screw |
| Size Code | 2-17 |
| Vibration Frequency Inner Ring Defect | 0.0905 |
| Bolt Spacing Min (in) | 4.69 |
| Insert | 2-16 |
| Vibration Frequency Fundamental Train | 0.0066 |
| Grease Fitting Thread Size | 1/4-28 |
| Bolt Spacing (in) | 5 |
| Housing Material | Cast Iron |
| Misalignment Capability | ±2.0° Misalignment - Static Only |
| Bearing Insert Material | 52100 Bearing Steel |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | NP-22 |
| Mfg. Part Numberi | 700187 |
| GDS #i | GDS-115395 |
| Categoryi | Bearings / Mounted / Mounted Ball Bearings / Pillow Blocks |
| UPCi | 662461001639 |
