Your cart is empty
Short Rigid Couplings
Controlflex Couplings
Jaw Couplings
Oldham Couplings
Bearing Locknuts – TCN
Double Wide Shaft Collars
Heavy Duty Shaft Collars
International Series Shaft Collars
Keyed Shaft Collars
Mountable Shaft Collars
One-Piece Shaft Collars
Quick Clamping Shaft Collars
Set Screw Shaft Collars
Thin Line Shaft Collars
Threaded Shaft Collars – Pacific International Bearing Products
Two-Piece Shaft Collars
Friction Bearing Universal Joints
Needle Bearing Universal Joints
BCK44-35MM-1 1/8″-A
Manufacturer
Ruland
Description
35mm X 1 1/8" Bores
2.750" (69.9 Mm), Od, 3.439" (87.4 Mm) Length
Bellows Coupling With Keyways
High Stiffness
Aluminum
2.750" (69.9 Mm), Od, 3.439" (87.4 Mm) Length
Bellows Coupling With Keyways
High Stiffness
Aluminum
Still have other questions?
Please contact our sales managers or request a call they are ready to solve any of your questions.
(800) 228-8895 Request a callSpecifications
Brand
Ruland
Torsional Stiffness
2100 lb-in/Deg (237 Nm/Deg)
Shaft Tolerance
+0.0000 in / -0.0005 in +0.000 mm / -0.013 mm
Zero-Backlash?
Yes
Balanced Design
Yes
UNSPC
31163018
Cap Screw
M8
Static Torque
925 lb-in (104.5 Nm)
Dynamic Torque Reversing
231.3 lb-in (26.13 Nm)
Hex Wrench Size
6.0 mm
Maximum Speed
10000 RPM
Angular Misalignment
2.0 deg
Parallel Misalignment
0.012 in (0.30 mm)
Axial Motion
0.030 in (0.76 mm)
Bellows Attachment Method
Epoxy
Length Tolerance
+/- 0.030 in (0.76 mm)
Recommended Hex Key
Metric Hex Keys
B1 Min Shaft Penetration
0.750 in (19.1 mm)
Temperature
-40°F to 200°F (-40°C to 93°C)
Product Group
Bellows Coupling Standard Length
Dynamic Torque Non-Reversing
462.5 lb-in (52.25 Nm)
Bore Tolerance
+0.001 in / -0.000 in (+0.03 mm / -0.00 mm)
B2 Max Shaft Penetration
1.582 in (40.2 mm)
Material
Aluminum
Bore (B1)
35 mm
Bore (B2)
1.1250 in
Keyway
Yes
Keyway (K1)
10 mm
Keyway (K2)
1/4 in
B1 Max Shaft Penetration
1.582 in (40.2 mm)
Seating Torque
39 Nm
Screw Material
Alloy Steel
Length (L)
3.439 in (87.4 mm)
Screw Finish
Black Oxide
ISO 9001:2015
Certified
REACH
Compliant
RoHS3
Compliant
Conflict Minerals
Compliant
Tariff Code
8483.60.8000
Number of Screws
2 ea
O.D. (D)
2.750 in (69.9 mm)
B2 Min Shaft Penetration
0.750 in (19.1 mm)
Get Volume Pricing
Special pricing for OEMs and high volume users.
Quick response guaranteed
We aim to send your quote the same business day.
Extensive Inventory
Both online & offline. Don’t see it on the site? Give us a call.
Personalized Service
Your inquiry is assigned to a real person who will tailor make a quote for you.
Use these benefits to your advantage
Extensive stock and responsive customer service
Daily M-F business hours 8-5pm PST
Customer service in English
40, 687 bearings from stock
Emergency Service available for immediate delivery
In stock in our warehouse in the US
Read our Frequently Asked Questions
Product Added to Cart and Back Orders
Product Added to Back Orders
15 items added to cart, can be ordered and shipped today.
Within 24 hours, our sales team will contact you about the 10 Back Ordered products.
Feel free to contact us for more info - 1-800-228-8895
PIB Sales will contact you within 24 hours regarding your 25 Back Ordered items