Keyed Clamp Bellows Cplg, Bores 0.375"x7mm, OD 1.000", L 1.313", Alum

  • Mfr # BCK16-3/8"-7MM-A

  • Zoro # G3405178


product price:  $111.99
/ea
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Key Features

Bore Dia.
0.375 in x 7 mm
Max. RPM
10000 RPM
Outside Dia.
1.000 in (25.4 mm)
Overall Length
1.313 in (33.3 mm)
Style
Clamp with Keyway
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Specifications

Product Information

MFR #
BCK16-3/8"-7MM-A
Zoro #
G3405178
UPC #
634529245736
Country of Origin
United States

Dimensions

Bore Dia.
0.375 in x 7 mm
Outside Dia.
1.000 in (25.4 mm)
Overall Length
1.313 in (33.3 mm)
Screw Size
M3
Length
1.313 in (33.3 mm)
Fastening Dimensions
Metric

Details

Max. RPM
10000 RPM
Style
Clamp with Keyway
Max. Parallel Misalignment (In.)
0.004 in (0.10 mm)
Torsional Stiffness (Deg./In.-Lbs.)
244 lb-in/Deg (27 Nm/Deg)
Max. Temp. Range (F)
-40°F to 200°F (-40°C to 93°C)
Material
Anodized Aluminum
Max. Angular Misalignment
1.5 deg
Weight
0.0724 lbs
Screw Finish
Black Oxide
Screw Material
Alloy Steel
Static Torque
60 lb-in (6.8 Nm)
Bore Tolerance
+0.001 in / -0.000 in (+0.03 mm / -0.00 mm)
Keyway (K1)
3/32 in
Axial Motion
0.012 in (0.30 mm)
Keyway (K2)
2 mm
Dynamic Torque Reversing
15 lb-in (1.70 Nm)
B1 Shaft Penetration
0.626 in
Recommended Shaft Tolerance
+0.000 mm / -0.013 mm
Dynamic Torque Non-Reversing
30 lb-in (3.40 Nm)
Measurement Type
Inch/Metric
B2 Shaft Penetration
15.9 mm
Screw Seating Torque
2.1 Nm
Number of Screws
2 ea

Description

Ruland standard length bellows couplings are a high torque zero-backlash coupling commonly found in responsive systems on semiconductor, solar, test and measurement, and printing equipment. This keyed clamp type bellows coupling consists of two anodized aluminum hubs and a stainless steel bellows creating a lightweight low inertia coupling. The addition of keyways allows for increased torque capacity and prevents the coupling from slipping on the shaft when over torqued. It has 0.375" x 7mm bores, 3/32" x 2mm keyways, 1.000" (25.4mm) OD, and 1.313" (33.3mm) length. This coupling has a four convolution bellows for higher torque and torsional stiffness capabilities than equivalent couplings with more convolutions. The bellows are able to flex while remaining rigid under torsional loads allowing for all types of misalignment to be accommodated. This bellows coupling has a balanced design for reduced vibration at high speeds of up to 10,000 RPM. Hardware is metric and tests beyond DIN 912 12.9 standards. It is RoHS and REACH compliant.

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