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Product Specifications:
| Item | Shaft Collar |
| Bore Dia. | 2 3/4" |
| Bore Tolerance | 0.0005" to 0.002" |
| Bore Type | Round |
| Clearance Dia. | 4.27" |
| Collar Construction | 2-Piece |
| Collar Material | Stainless Steel |
| Collar Material Finish | Bright |
| Collar Material Grade | Grade 316 |
| Collar Outside Diameter | 4" |
| Collar Width | 7/8" |
| Construction | Two Piece |
| For Shaft Dia. | 2 3/4" |
| For Shaft Diameter | 2 3/4" |
| Grade | Grade 316 |
| Included Screws | (2) Clamp Screw |
| Max. Operating Temp. | 350°F |
| Min. Operating Temp. | -40°F |
| Outside Dia. | 4" |
| Resistance Properties | Corrosion Resistant |
| Screw Location From Center | 1.69" |
| Screw Material | Stainless Steel |
| Screw Material Finish | Bright |
| Screw Material Grade | Grade 316 |
| Screw Seating Torque | 345 lbs.-in. |
| Screw Thread Size | 3/8"-24 |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | -0.0005" to 0" |
| System Of Measurement | Imperial |
| Width Tolerance | -0.01" to +0.003" |
Shipping Info:
| Ship weight (kg) | 0.69 |
| Ship height (cm) | 10.16 |
| Ship length (cm) | 2.22 |
| Ship width (cm) | 2.22 |
| Country of Origin | US |
Product Variants
| Product | Model | Collar Material | Outside Dia. | Bore Dia. | Screw Material | Collar Material Finish | Shaft Tolerance | Bore Tolerance | Included Screws | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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SP-30-A | Aluminum | 2 7/8" | 1 7/8" | Alloy Steel | Bright | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €92.59 | |
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SP-30-F | Carbon Steel | 2 7/8" | 1 7/8" | Alloy Steel | Black Oxide | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €70.70 | |
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SP-30-SS | Stainless Steel | 2 7/8" | 1 7/8" | Stainless Steel | Bright | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €260.76 | |
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SP-42-F | Carbon Steel | 3 7/8" | - | Alloy Steel | Black Oxide | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €157.08 | |
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SP-43-SS | Stainless Steel | 4" | 2.688" | Stainless Steel | Bright | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €497.45 | |
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SP-44-A | Aluminum | 4" | - | Alloy Steel | Bright | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €195.88 | |
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SP-44-F | Carbon Steel | 4" | - | Alloy Steel | Black Oxide | -0.0005" to 0" | +0.0005" to +0.002" | (2) Hex Socket Cap Screw | €163.35 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
RULAND MANUFACTURING SP-44-ST 2 3/4 Inch Two-Piece Shaft Collar, 316 SS, Clamp Style, 4 Inch OD, 0.875 Inch Wd.
€967.60 /unit



