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High Sensitivity Flexible Encoder Coupling Aluminum Alloy Zero Backlash Screw Drive Shaft Connector for CNC Servo Motor, Ball Screw and Precision Transmission

Updated 2026-11-04 · Markdown version

Model no. 6/8/10/12mm

US$6.00 – 144.00 / piece

MOQ 1 piece · Final price confirmed in your quote

Bore Diameter: 3mm-65mm Customized
Material: Nylon, Steel, Plastic, Alloy, Aluminum, Iron
Package Size: 10.00cm * 10.00cm * 20.00cm
Standard Or Nonstandard: Standard

Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Model NO.	6/8/10/12mm
Torque	>80N.M
Bore Diameter	3mm-65mm Customized
Speed	3000r/Min-19000r/Min
Structure	Flexible
Material	Nylon, Steel, Plastic, Alloy, Aluminum, Iron
Type	Rigid Coupling
Installation Method	Keyway Connection, Clamping Type, Expansion Sleeve
Shaft Hole Type	Ordinary Hole, Tapered Hole, Keyway Hole, Gear Hol
OEM	Accept
Product Name	Gfc Type Aluminum Alloy Shaft Flange Coupling Flex
Machining Method	CNC Machining
Sample Lead Time	7 Days
Transport Package	Carton or Wooden Crate
Specification	15.00cm * 6.00cm * 6.00cm
Origin	Shandong
HS Code	84836000
Production Capacity	100000PCS/Month
Package Size	10.00cm * 10.00cm * 20.00cm
Package Gross Weight	3.720kg
Customization	Available
Standard Or Nonstandard	Standard
Shaft Hole	XL14-XL120
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Accepted Delivery Terms	FOB,CFR,CIF,EXW;
Accepted Payment Currency	USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type	T/T,L/C,D/P D/A,PayPal;
Language Spoken	English,Chinese
Yes. We provide full sets including	A.Guide rails + blocks
We need below information to quote for you	1). Product Name
Category	Other Machine & Custom Screws

Technical parameters

Parameter	Value
Model NO.	12x29mm
Bore Diameter	6-50mm
Material	Carbon Steel
One-Piece	with Keyway
Clamping Type	Use on Hardened Shaft
Transport Package	in Fumigated Wooden Cases
HS Code	8483900000
Torque	>80N.M
Structure	Rigid
Type	Rigid Coupling
Two-Piece	Easy Assembly
Carbon Steel	Black Oxidized
Specification	RSC1-6-ST-KW
Origin	China
Production Capacity	50,000 Pieces/Month

Description

High Sensitivity Flexible Encoder Coupling Aluminum Alloy Zero Backlash Screw Drive Shaft Connector for CNC Servo Motor, Ball Screw and Precision Transmission is part of our other machine & custom screws range (Screws).

Key details

Type: Rigid Coupling
Material: Nylon, Steel, Plastic, Alloy, Aluminum, Iron
Torque: >80N.M
Bore Diameter: 3mm-65mm Customized
Speed: 3000r/Min-19000r/Min
Structure: Flexible
Installation Method: Keyway Connection, Clamping Type, Expansion Sleeve
Shaft Hole Type: Ordinary Hole, Tapered Hole, Keyway Hole, Gear Hol

Available configurations include bore diameter, material, package size and standard or nonstandard. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 piece at US$6.00 – 144.00 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for High Sensitivity Flexible Encoder Coupling Aluminum Alloy Zero Backlash Screw Drive Shaft Connector for CNC Servo Motor, Ball Screw and Precision Transmission?

The listed minimum order is 1 piece, at US$6.00 – 144.00 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of High Sensitivity Flexible Encoder Coupling Aluminum Alloy Zero Backlash Screw Drive Shaft Connector for CNC Servo Motor, Ball Screw and Precision Transmission?

Type: Rigid Coupling; Material: Nylon, Steel, Plastic, Alloy, Aluminum, Iron; Torque: >80N.M; Bore Diameter: 3mm-65mm Customized; Speed: 3000r/Min-19000r/Min; Structure: Flexible. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include bore diameter, material, package size and standard or nonstandard. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other other machine & custom screws are available?

The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$6.00 – 144.00MOQ 1 pieceGet a quote WA