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S55c Material High Rigid Fast Speed Linear Ballscrew Nut

Updated 2026-11-04 · Markdown version

Model no. SFA4005 nut

US$31.20 / piece

MOQ 1 piece · Final price confirmed in your quote

Screw Diameter: 31-40mm
Ball Scrw Shaft Pitch: 5mm
Length: 100mm to 6000mm
Package Size: 10.00cm * 10.00cm * 10.00cm

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.	SFA4005 nut
Nut Type	End Cap
Precision	C7
Rows Number	4-Row
Screw Diameter	31-40mm
Type	Inner Loop
Product Name	Sfa4005 Ball Screw Nut
Ball Screw Shaft Dia	40mm
Ball Scrw Shaft Pitch	5mm
Structure	Ball Screw+Nut+Steel Ball
Feature	Smoothly
Application	Automatic Machinery
Process Type	Rolled Thread Ballscrew C7
End Machinized	Customized or Bk/Bf30
Length	100mm to 6000mm
End Support	Bk/Bf30
Nut Housing	DSG40
Coupling	Jm2-65coupling
Interchanged	Interchanged Into Tbi Ball Screw Parts
Quatity	High Tolerance Quality C5, C7
Stock	Very Plenty
Transport Package	PVC Bag, Wooden Box, Export Standard Packing
Specification	SFA4005
Origin	Zhejiang
Production Capacity	15000
Package Size	10.00cm * 10.00cm * 10.00cm
Package Gross Weight	3.000kg
Customization	Available
Flange	With Flange
Nut Number	Single
Shipping Cost	Contact the supplier about freight and estimated delivery time.
About US	Professional producing Ball screw, Linear guide, linear shaft, Linear roller guide and linear motion bearings
C5	0.018mm
C7	0.05mm
C10	0.21mm
P1	Zero
P2	Light
P3	Medium
P4	Heavy
Max	6000mm, other length as your requirement
Our Team	Professional technicians, high-quality production workers, 24-hour salespersons
OUR PHILOSOPHY	Integrity is at the core of our values, and providing excellent
OUR MISSION	Through technology and innovation, we strive to enhance
OUR VISION	We are firmly dedicated to reaching the pinnacle of highquality standards and venturing into the realm of world-class
Category	Hex & Other Standard Nuts

Technical parameters

SFU series

SFS/SFA series

SFI series

DFU series

SFY series

SFK series

SCI series

Ball screw set

C5 ground ball screw series

Ball Screw Features
Item	Material	Heat Treatment	Hardness	Accurancy	Preload
Ball screw shaft	SCM450 S55C CF53	Induction Heating	HRC58-62	C5:0.018mm C7:0.05mm C10:0.21mm	P1:Zero P2:Light P3:Medium P4:Heavy
Ball screw nut	SCM415 20CrMo	Carbonizing Hardening	HRC58-62	C5:0.018mm	P1:Zero P2:Light P3:Medium P4:Heavy
Steel balls	SUJ2 GCr15		HRC58-62

Product name	C5 ground ball screw, C7 rolled ball screw
Model no.	SFU/SFNU/SFS/SFA/SFI/SFY/DFU/SFK/SCI series
Material	S55C material for ball screw shaft, 20CrMo material for ball screw nut
Service	after-sale service and technical assistance as per customer's requirement and needs. Customers are always given quickly support.
Length	Max:6000mm, other length as your requirement
Delivery time	Base on customer required quantity,by negotiated
Products packing	Plastic bag+box case or wooden case, or according to customer's requestment
Sample	Sample order could be available
Payment terms	T/t or L/C are available for large orders, Paypal and West Union for small orders
Shipping method	DHL,UPS,TNT,FEDEX,EMS,Airfreight and by sea, By negotiated
Quality	ISO9001-2008

Description

S55c Material High Rigid Fast Speed Linear Ballscrew Nut is part of our hex & other standard nuts range (Nuts).

Key details

Type: Inner Loop
Length: 100mm to 6000mm
Application: Automatic Machinery
Nut Type: End Cap
Precision: C7
Rows Number: 4-Row
Screw Diameter: 31-40mm
Product Name: Sfa4005 Ball Screw Nut

Available configurations include screw diameter, ball scrw shaft pitch, length and package size. 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$31.20 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 S55c Material High Rigid Fast Speed Linear Ballscrew Nut?

The listed minimum order is 1 piece, at US$31.20 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 S55c Material High Rigid Fast Speed Linear Ballscrew Nut?

Type: Inner Loop; Length: 100mm to 6000mm; Application: Automatic Machinery; Nut Type: End Cap; Precision: C7; Rows Number: 4-Row. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include screw diameter, ball scrw shaft pitch, length and package size. 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 hex & other standard nuts are available?

The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/

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

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Request a quote for this product

US$31.20MOQ 1 pieceGet a quote WA