Take-ups
Sealmaster ST-51
GOLD BRGS BULK MATL
ST-51 is also available as
- ST-51$836.14
- ST-51C$1,044.44
Series
ST
Dynamic Load Rating (lb)
17,412 lb
Bore Size - Inch
3.1875
Overall Length (in)
9.25 in
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 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 | 7 3/16 | 182.6 | |
| B | Carriage Bolt Size | 1 1/4 | 31.8 |
| C | Slot Length | 4 3/4 | 120.7 |
| D | 9 1/4 | 235.0 | |
| F | 4 3/8 | 111.1 | |
| G | Adjusting Screw Square Nut Seat Height | 2 3/4 | 69.9 |
| K | /4 1 15/16 | .6 49.2 | |
| L | Inner Ring Outside Diameter | 3 59/64 | 99.6 |
| N | Slot Spacing | 6 1/2 | 165.1 |
| O | 7 1/4 | 184.2 | |
| P | 3 3/8 | 85.7 | |
| R | 3 3/4 | 95.3 | |
| S | 3 7/16 | 87.3 | |
| T | Slot Width | 1 1/16 | 27.0 |
Values as printed for ST-51. Verify critical dimensions before ordering.
- Bore Size - Inch
- 3.1875Shaft size chart
- Overall Length (in)
- 9.25 in
- Overall Width (in)
- 3.38 in
- Seal Type (Product Selection)
- Felt Labyrinth Seal
- Housing Type (Product Selection)
- Take-Up Block, Wide Slot
- Overall Height (in)
- 7.25 in
- Bore Diameter (in)
- 3.1875 in
- Base to Center Height (in)
- 5.5 in
- Length Through Bore (in)
- 3.248 in
- Slot Width (in)
- 1.063 in
- Slot Spacing (in)
- 6.5 in
- Centerline to Outermost Bearing Face (in)
- 1.938 in
- Rolling Element
- Ball Bearing
- Bore Shape
- Straight
- Housing Construction
- One Piece
- Housing Color
- Black
- Misalignment Type
- Static Only
- Outer Ring Land Profile
- Standard
- Cage Material
- Brass
- Seal Type
- Felt Labyrinth Seal
- Housing Type
- Take-Up Block, Wide Slot
- Slot Length (in)
- 4.75 in
- Housing Style
- Take-Up Block
- Adjusting Screw Square Nut Seat Height (in)
- 2.75 in
- Inner Race Heat Treat Method
- Zone-Hardened
- Adjusting Screw Clearance Hole Diameter (in)
- 1.63 in
- Ability to Relubricate
- Yes
- Carriage Bolt Size (in)
- 1 1/4 in
- Vibration Frequency Inner Ring Defect
- 0.1074 cps
- Vibration Frequency Roller Spin
- 0.0470 cps
- Housing Coating
- Powder Coated
- Grease Fitting Thread Size
- 1/8 NPT
- Housing Material
- Cast Iron
- Size Code
- 2-33
- Vibration Frequency Fundamental Train
- 0.0069 cps
- Shaft Locking Type
- Set Screw
- End Cap Available
- No
- Static Load Rating (lb)
- 13,174 lb
- Bearing Insert Finish
- Black Oxide
- Inner Ring Outside Diameter (in)
- 3.922 in
- Maximum Speed (RPM)
- 2250 rpm
- Fixed vs. Expansion
- Fixed
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Max Operating Temperature (F)
- 220 °F
- Cage Type
- Land Riding Retainer
- Lubricant
- Lithium Complex NLGI 2 Grease
- Bearing Type
- Standard Duty
- Bearing Insert Material
- 52100 Bearing Steel
- Dynamic Load Rating (lb)
- 17,412 lb
- Vibration Frequency Outer Ring Defect
- 0.0759 cps
- Radial Clearance
- Standard
- Duty/Series
- Standard
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 77,449
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- ST-51
- Mfg. Part Numberi
- 700762
- GDS #i
- GDS-115680
- Categoryi
- Take-ups
- UPCi
- 662461006405
- Seriesi
- ST
- Inserti
- 2-33
- Country of Origini
- United States of America
ST-51 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| ST-51This part | Base configuration | $836.14 | |
| ST-51C | Contact seal | $1,044.44 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 700055 | 2-33 | $815.00 |
Common Questions
What is the bore diameter of the ST-51?
The ST-51 has a bore diameter of 3.1875 in. The specification table above lists every published dimension for this part.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster ST-51, manufacturer article number 700762. Its UPC is 662461006405.
