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Product Series of Automation-Related Precision Ball Screws and Linear Rails – High-Precision Ball Screws

Product Overview

NSK Ball Screw Miniature Fine-Lead (MS Type)W0802MS-1Y-C3T1

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Miniature Fine-Lead (MS Type)/Ball Screw

W0802MS-1Y-C3T1

Lead1 mm

Product Features

NSK Miniature series MS (unfinished shaft ends) standard-stock precision ball screw W0802MS-1Y-C3T1, shaft dia. 8 mm, lead 1 mm
Accuracy grade C3 (JIS), axial play 0.005 mm or less
Basic load ratings: dynamic Ca 0.79 kN / static C0a 1.29 kN
Effective thread length approx. 200 mm class (code 02); overall length per NSK dimension tables
Standard stock (W reference number) with short lead times; custom shaft-end machining available

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Product Specifications

Specification	Unit	W0802MS-1Y-C3T1
Series	-	Miniature series MS (unfinished shaft ends)
Shaft diameter	mm	8
Lead	mm	1
Effective thread length class	-	approx. 200 mm class (code 02) (overall length per NSK tables)
Accuracy grade	-	C3 (JIS)
Axial play	mm	0.005 or less
Preload	-	No preload (clearance type, axial play code T)
Basic dynamic load rating Ca	kN	0.79
Basic static load rating C0a	kN	1.29
Design serial no.	-	1 (NSK internal design number)
Additional code	-	"Y" (shown as-is; no official per-code definition)
Shaft ends	-	Unfinished blank (machined to your drawing)

Product Description

W0802MS-1Y-C3T1 is an NSK Miniature series MS (unfinished shaft ends) standard-stock precision ball screw: 8 mm shaft diameter, 1 mm lead, accuracy grade C3 (JIS), axial play 0.005 mm or less, preload: No preload (clearance type, axial play code T), with basic load ratings of Ca 0.79 kN (dynamic) and C0a 1.29 kN (static). Effective thread length approx. 200 mm class (code 02); confirm the overall length with NSK dimension tables or with Nahshon. W-reference standard-stock items are standardized with comparatively short lead times.

Not sure about accuracy grades? See our guide: How to choose ball screw accuracy grades (C0–C10) (in Chinese).

Other lengths with the same specification

The MS series with 8 mm shaft dia. × 1 mm lead is also available as: W0801MS-1Y-C3T1.

Customization

Shaft-end machining to your drawings is available. Add the part number (or your drawing) to the inquiry cart — Nahshon works directly with NSK to confirm specs, quotation and delivery.