Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
FENNER DRIVES Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 66 mm Wd - Multi-Screw Locking Assembly Keyless Bushings
FENNER DRIVESMulti-Screw Locking Assembly Keyless Bushings

FENNER DRIVES Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 66 mm Wd

The FENNER DRIVES Keyless Bushing is a metric multi-screw locking assembly designed for a 50 mm shaft diameter, with an 80 mm outer diameter and 66 mm width. It features M8 x 55 screw thread size and has no flange…

SKU 3G-OTH-118772

Brand
FENNER DRIVES
Item
Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 66 mm Wd
Category
Multi-Screw Locking Assembly Keyless Bushings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

FENNER DRIVES
Manufacturer Part Number
B121050
Type
M8 x 55 Screw Thread Size
OD
80 mm
Wd
66 mm
Flange Type
None
Keyless Bushing Type
Multi-Screw Locking Assembly
System of Measurement
Metric
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

FENNER DRIVES Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FENNER DRIVES Keyless Bushing is a metric multi-screw locking assembly designed for a 50 mm shaft diameter, with an 80 mm outer diameter and 66 mm width. It features M8 x 55 screw thread size and has no flange type. This keyless bushing provides a mechanical shaft-hub connection without keys or keyways.

Frequently Asked Questions

What is a FENNER DRIVES keyless bushing used for?

A FENNER DRIVES keyless bushing provides a mechanical shaft-hub connection without keys or keyways. It is used in power transmission applications to mount components like pulleys, sprockets, or couplings onto a shaft, ensuring precise torque transmission and easy positioning.

What are the specifications of the FENNER DRIVES B121050 keyless bushing?

The FENNER DRIVES B121050 keyless bushing is a metric multi-screw locking assembly for a 50 mm shaft diameter, with an 80 mm outer diameter and 66 mm width. It has M8 x 55 screw thread size and no flange type, providing a keyless shaft-hub connection.

Where to buy FENNER DRIVES keyless bushings worldwide?

3G Electric supplies FENNER DRIVES keyless bushings worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine FENNER DRIVES components, including the B121050 model, to your facility anywhere in the world.

How to install a FENNER DRIVES keyless bushing?

To install a FENNER DRIVES keyless bushing, clean the shaft and hub bore, then slide the bushing onto the shaft. Tighten the M8 x 55 screws evenly in a cross pattern to the manufacturer's recommended torque. This creates a friction lock without keys or keyways, ensuring concentric mounting.

Used in

Common applications for FENNER DRIVES
Packaging machinery — Fenner Drives keyless bushings for precise shaft-hub connections on conveyor rollers
Material handling systems — UHMWPE belt guides (GR1001L120.00) for crowned V-belt tracking on sortation conveyors
Food processing equipment — Oil-dipped steel keyless bushings for washdown-resistant drive assemblies
Automotive assembly lines — Multi-screw locking assemblies for high-torque transmission on robotic arm joints
Textile manufacturing — Single-nut keyless bushings for quick-change spindles and tensioners

FENNER DRIVES Products

3G Electric supplies FENNER DRIVES multi-screw locking assembly keyless bushings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
FENNER DRIVES Keyless Bushing: For 40 mm Shaft Dia, 75 mm OD, 54 mm Wd, M8 x 50 Screw Thread Size (MPN B121040). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 40 mm Shaft Dia, 75 mm OD, 54 mm Wd, M8 x 50 Screw Thread Size (MPN B121040). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 60 mm Shaft Dia, 90 mm OD, 66 mm Wd, M8 x 55 Screw Thread Size (MPN B121060). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 60 mm Shaft Dia, 90 mm OD, 66 mm Wd, M8 x 55 Screw Thread Size (MPN B121060). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 24 mm Wd, M8 x 22 Screw Thread Size (MPN B401050). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 24 mm Wd, M8 x 22 Screw Thread Size (MPN B401050). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 3,405 mm Wd, M8 x 25 Screw Thread Size (MPN B301050). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 50 mm Shaft Dia, 80 mm OD, 3,405 mm Wd, M8 x 25 Screw Thread Size (MPN B301050). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 35 mm Shaft Dia, 60 mm OD, 54 mm Wd, M6 x 45 Screw Thread Size (MPN B121035). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 35 mm Shaft Dia, 60 mm OD, 54 mm Wd, M6 x 45 Screw Thread Size (MPN B121035). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 55 mm Shaft Dia, 85 mm OD, 24 mm Wd, M8 x 22 Screw Thread Size (MPN B401055). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 55 mm Shaft Dia, 85 mm OD, 24 mm Wd, M8 x 22 Screw Thread Size (MPN B401055). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.

More from FENNER DRIVES

View all FENNER DRIVES parts →
FENNER DRIVES Keyless Bushing: Flanged, For 55 mm Shaft Dia, 85 mm OD, 34.5 mm Wd, Oil Dipped Steel (MPN B601055). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: Flanged, For 55 mm Shaft Dia, 85 mm OD, 34.5 mm Wd, Oil Dipped Steel (MPN B601055). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: Flanged, For 2 1/2 in Shaft Dia, 3 47/64 in OD, 1.358 in Wd (MPN B602208). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: Flanged, For 2 1/2 in Shaft Dia, 3 47/64 in OD, 1.358 in Wd (MPN B602208). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: Flanged, For 40 mm Shaft Dia, 65 mm OD, 28.5 mm Wd, Oil Dipped Steel (MPN B601040). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: Flanged, For 40 mm Shaft Dia, 65 mm OD, 28.5 mm Wd, Oil Dipped Steel (MPN B601040). Key specifications — System of Measurement: Metric; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 1 1/4 in Shaft Dia, 2 23/64 in OD, 1.122 in Wd, Oil Dipped Steel (MPN B302104). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 1 1/4 in Shaft Dia, 2 23/64 in OD, 1.122 in Wd, Oil Dipped Steel (MPN B302104). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: Flanged, For 1 1/8 in Shaft Dia, 2 5/32 in OD, 1.122 in Wd (MPN B602102). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: Flanged, For 1 1/8 in Shaft Dia, 2 5/32 in OD, 1.122 in Wd (MPN B602102). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: Flanged; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 2 3/16 in Shaft Dia, 3 11/32 in OD, 1.358 in Wd, Oil Dipped Steel (MPN B302203). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 2 3/16 in Shaft Dia, 3 11/32 in OD, 1.358 in Wd, Oil Dipped Steel (MPN B302203). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 2 3/8 in Shaft Dia, 3 33/64 in OD, 0.945 in Wd, Oil Dipped Steel (MPN T402206). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 2 3/8 in Shaft Dia, 3 33/64 in OD, 0.945 in Wd, Oil Dipped Steel (MPN T402206). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES Keyless Bushing: For 2 15/16 in Shaft Dia, 4 23/32 in OD, 3.15 in Wd, Oil Dipped Steel (MPN B122215). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.
FENNER DRIVES
FENNER DRIVES Keyless Bushing: For 2 15/16 in Shaft Dia, 4 23/32 in OD, 3.15 in Wd, Oil Dipped Steel (MPN B122215). Key specifications — System of Measurement: Inch; Keyless Bushing Type: Multi-Screw Locking Assembly; Flange Type: None; Brand: FENNER DRIVES.