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Pillow Blocks
Sealmaster SP-55C
GOLD HVAC INDUSTRIAL
SP-55 is also available as
- SP-55$1,733.10
- SP-55C$3,368.37
Dynamic Load Rating (lb)
18,681
Housing Base
Solid
Rolling Element
Ball Bearing
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
- Single lip contact seal
- 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 | 4 | 101.6 |
| B | 15 | 381.0 | |
| C | Bolt Spacing Min | 9 5/8 | 244.5 |
| C (max) | Bolt Spacing Max | 11 7/8 | 301.6 |
| D | Base Width | 4 1/4 | 108.0 |
| G | Foot Height | 1 1/4 | 31.8 |
| H | 8 1/16 | 204.8 | |
| J | 3 3/8 | 85.7 | |
| K | Centerline to Outermost Bearing Face | 2 1/32 | 51.6 |
Values as printed for SP-55, the base part of SP-55C; the options in this part number do not change the housing. Verify critical dimensions before ordering.
- Housing Base
- Solid
- Rolling Element
- Ball Bearing
- Bore Shape
- Straight
- Overall Height (in)
- 8.06
- Base Width (in)
- 4.25
- Overall Length (in)
- 15
- Overall Width (in)
- 4.25
- Bolt Size (in)
- 7/8
- Housing Construction
- One Piece
- Bore Size - Inch
- 3.4375Shaft size chart
- Housing Color
- Black
- Misalignment Type
- Static Only
- Outer Ring Land Profile
- Standard
- Base to Center Height (in)
- 4.0000
- Foot Height (in)
- 1.25
- Cage Material
- Brass
- Length Through Bore (in)
- 3.248
- Seal Type (Product Selection)
- Single Lip Contact Seal
- Housing Type (Product Selection)
- Pillow Block, Two Bolt
- Housing Style
- Pillow Block
- Inner Race Heat Treat Method
- Zone-Hardened
- Ability to Relubricate
- Yes
- Setscrew Torque (in-lbs)
- 350-450
- Housing Coating
- Powder Coated
- Bearing Insert Finish
- Black Oxide
- Vibration Frequency Outer Ring Defect
- 0.0762
- Vibration Frequency Fundamental Train
- 0.0069
- Static Load Rating (lb)
- 14,496
- Bearing Insert Material
- 52100 Bearing Steel
- Max Operating Temperature (F)
- 220
- Bolt Spacing Min (in)
- 9.63
- Shaft Locking Type
- Set Screw
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Base Length (in)
- 15.00
- Grease Fitting Thread Size
- 1/4 NPT
- Bolt Spacing Max (in)
- 11.88
- Maximum Speed (RPM)
- 1850
- Vibration Frequency Roller Spin
- 0.0479
- Centerline to Outermost Bearing Face (in)
- 2.031
- Lubricant
- Lithium Complex NLGI 2 Grease
- Vibration Frequency Inner Ring Defect
- 0.1071
- End Cap Available
- No
- Cage Type
- Land Riding Retainer
- Housing Material
- Cast Iron
- Bearing Type
- Standard Duty
- Size Code
- 2-37
- Fixed vs. Expansion
- Fixed
- Radial Clearance
- Standard
- Inner Ring Outside Diameter (in)
- 4.156
- Dynamic Load Rating (lb)
- 18,681
- Duty/Series
- Standard
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 83,093
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- SP-55C
- Mfg. Part Numberi
- 703617
- GDS #i
- GDS-116421
- Categoryi
- Pillow Blocks
- UPCi
- 662461023471
- Inserti
- 2-37C
SP-55 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| SP-55 | Base configuration | $1,733.10 | View |
| SP-55CThis part | Contact seal | $3,368.37 |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 700059 | 2-37 | $1,038.34 |
Common Questions
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster SP-55C, manufacturer article number 703617. Its UPC is 662461023471.
