FREE delivery on orders over €150
Product Specifications:
| Item | Shaft Collar |
| Bore Dia. | 21 mm |
| Bore Tolerance | 0.012 mm to 0.5 mm |
| Bore Type | Round |
| Clearance Dia. | 49.5 mm |
| Collar Construction | 2-Piece |
| Collar Material | Carbon Steel |
| Collar Material Finish | Black Oxide |
| Collar Material Grade | 1215 |
| Collar Outside Diameter | 42 mm |
| Collar Width | 15 mm |
| Construction | Two Piece |
| For Shaft Dia. | 21 mm |
| For Shaft Diameter | 21 mm |
| Included Screws | (2) Clamp Screw |
| Max. Operating Temp. | 350°F |
| Min. Operating Temp. | -40°F |
| Outside Dia. | 42 mm |
| Resistance Properties | Corrosion Resistant |
| Screw Length | 16 mm |
| Screw Location From Center | 16 mm |
| Screw Material | Alloy Steel |
| Screw Material Finish | Black Oxide |
| Screw Seating Torque | 16 N-m |
| Screw Thread Size | M6 x 16 |
| Shaft Locking Type | Clamp On |
| Shaft Tolerance | -0.013 mm to 0 mm |
| System Of Measurement | Metric |
| Width Tolerance | -0.254 mm to +0.076 mm |
Shipping Info:
| Ship weight (kg) | 0.11 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 12.7 |
| Ship width (cm) | 12.7 |
| Country of Origin | US |
Product Variants
| Product | Model | Bore Dia. | Outside Dia. | Collar Material | Collar Material Finish | Screw Location From Center | Shaft Tolerance | Bore Tolerance | Screw Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
MSPB-10-A | 10 mm | 24 mm | Aluminum | Bright | 8.51 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €30.22 | |
![]() |
MSPB-10-F | 10 mm | - | Carbon Steel | Black Oxide | 8.51 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €24.32 | |
![]() |
MSPB-10-SS | 10 mm | - | Stainless Steel | Bright | 8.51 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Stainless Steel | €49.64 | |
![]() |
MSPB-11-A | 11 mm | 28 mm | Aluminum | Bright | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.05 mm | Alloy Steel | €30.79 | |
![]() |
MSPB-11-F | 11 mm | 28 mm | Carbon Steel | Black Oxide | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Alloy Steel | €26.30 | |
![]() |
MSPB-11-SS | 11 mm | 28 mm | Stainless Steel | Bright | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.5 mm | Stainless Steel | €57.75 | |
![]() |
MSPB-12-A | 12 mm | 28 mm | Aluminum | Bright | 10.01 mm | -0.013 mm to 0 mm | 0.012 mm to 0.05 mm | Alloy Steel | €30.79 |
Explore Products
- ANVIL 0362183006 Socket Weld Reducer Coupling, Forged Steel, Size (a) 3", Size (b) 3/4"
- SPEC C01480211250S Compression Spring, 5.1 lbs/In Stiffness Rate, 2 lbs Load Capacity, Stainless Steel
- CLE-FORCE C68879 Aircraft Extension Drill, 1/4-E Inch Size, 6 Inch Length, 135 Deg. Split Point, HSS
- GRAINGER 2AGX2 Carbon Steel Rectangular Bar, 0.25 Inch Thick, 6 Inch X 6 Feet Nominal Size
- STERILITE 14449606 Storage Tote, 12 gal, 23 5/8 Inch x 18 5/8 Inch x 9 1/4 Inch, Clear Body, Blue Lid
- BALDOR / DODGE D5507P SCR Drive Motor, 150/300V, 1750/2300 RPM, 7.5 hp, TEFC, 2110AT Frame
- GENERAL ELECTRIC THQB22100 Bolt-On Circuit Breaker, 2P, 100A, 10kAIC @ 240V, 1 Phase
- MAGSWITCH 8800487 Hand Lifter, 197 lbs Max. Breakaway
Explore More
- BURNDY
- GRACO
- K-FLEX USA
- KEYSHAFT
- PLAST-O-MATIC
- Hazardous Location Exhaust Fans
- Recessed Lighting Housings and Kits
- Buffing Wheels
- Inline Strainers
- Food Service Dump Buggies
- CAIMAN Heatrac Insulated Winter Work Gloves
- KEO Woodruff Keyseat Cutters, Shank Type, Cobalt
- ANVIL AS667 Series Eight Hole Double Corner Connectors
- GLOBE SCIENTIFIC Globe Glass Media Bottles
- HI-TECH DURAVENT Clear/Black Reinforced PVC Industrial Ducting Hose
- IGUS Sleeve Bearing 1 1/2 inch
- PASS AND SEYMOUR Heavy Duty Decorator Hospital Grade 3.1A USB Charging with Tamper Resistant Duplex Receptacles
- SHIMPO Mechanical Force Gauges
- MICRO 100 End Mills, Square, Stub and Standard
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
RULAND MANUFACTURING MSPB-21-F 21mm Balanced Shaft Collar, Black Oxide Steel, Two-Piece Clamp Style, 42mm OD, 15mm Wd.
€37.86 /unit


