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Pillow Blocks
Sealmaster NPL-18
GEN GOLD SET SCREW
NPL-18 is also available as
- NPL-18$328.00
- NPL-18TQuote
Dynamic Load Rating (lb)
4,381
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 and dimple for direct lubrication and anti-rotation
Dimensions
| Dim. | Meaning | in | mm |
|---|---|---|---|
| A | Base to Center Height | 1 9/16 | 39.7 |
| B | Base Length | 6 1/2 | 165.1 |
| C | Bolt Spacing Min | 4 7/16 | 112.7 |
| C (max) | Bolt Spacing Max | 5 1/16 | 128.6 |
| D | Base Width | 1 7/8 | 47.6 |
| G | Foot Height | 7/16 | 11.1 |
| H | Overall Height | 3 1/4 | 82.6 |
| J | Length Through Bore | 1 1/2 | 38.1 |
| K | Centerline to Outermost Bearing Face | 7/8 | 22.2 |
Values as printed for NPL-18. Verify critical dimensions before ordering.
- Rolling Element
- Ball Bearing
- Housing Base
- Solid
- Bore Shape
- Straight
- Overall Height (in)
- 3.25
- Base Width (in)
- 1.88
- Overall Width (in)
- 1.88
- Overall Length (in)
- 6.5
- Bolt Size (in)
- 1/2
- Housing Construction
- One Piece
- Housing Color
- Black
- Misalignment Type
- Static Only
- Bore Size - Inch
- 1.125Shaft size chart
- Outer Ring Land Profile
- Standard
- Foot Height (in)
- 0.44
- Base to Center Height (in)
- 1.5625
- Cage Material
- PPS - Polyphenylene Sulfide
- Length Through Bore (in)
- 1.497
- Seal Type (Product Selection)
- Felt Labyrinth Seal
- Housing Type (Product Selection)
- Pillow Block, Two Bolt, Low Base
- Housing Style
- Pillow Block
- Inner Race Heat Treat Method
- Zone-Hardened
- Ability to Relubricate
- Yes
- Bearing Type
- Standard Duty
- Bolt Spacing Max (in)
- 5.06
- Vibration Frequency Outer Ring Defect
- 0.0595
- Housing Coating
- Powder Coated
- Vibration Frequency Roller Spin
- 0.0385
- Maximum Speed (RPM)
- 5450
- Vibration Frequency Fundamental Train
- 0.0066
- Dynamic Load Rating (lb)
- 4,381
- Shaft Locking Type
- Set Screw
- End Cap Available
- No
- Centerline to Outermost Bearing Face (in)
- 0.875
- Housing Material
- Cast Iron
- Fixed vs. Expansion
- Fixed
- Static Load Rating (lb)
- 2,567
- Cage Type
- Land Riding Retainer
- Bolt Spacing (in)
- 4.75
- Grease Fitting Thread Size
- 1/4-28
- Vibration Frequency Inner Ring Defect
- 0.0905
- Size Code
- 2-13
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Base Length (in)
- 6.5
- Lubricant
- Lithium Complex NLGI 2 Grease
- Max Operating Temperature (F)
- 220
- Radial Clearance
- Standard
- Inner Ring Outside Diameter (in)
- 1.594
- Bolt Spacing Min (in)
- 4.44
- Bearing Insert Finish
- Black Oxide
- Bearing Insert Material
- 52100 Bearing Steel
- Duty/Series
- Standard
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 19,487
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- NPL-18
- Mfg. Part Numberi
- 700574
- GDS #i
- GDS-115592
- Categoryi
- Pillow Blocks
- UPCi
- 662461004593
- Inserti
- 2-12
NPL-18 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| NPL-18This part | Base configuration | $328.00 | |
| NPL-18T | Skwezloc concentric locking collar | Request quote | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 700018 | 2-12 | $154.91 |
Common Questions
What is the minimum order quantity for the NPL-18?
The minimum order quantity for the NPL-18 is 10 units.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster NPL-18, manufacturer article number 700574. Its UPC is 662461004593.
