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

Product Overview

NSK Ball Screw Machine Tool (SS Type)W2512SS-2P-C5Z6

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Machine Tool (SS Type)/Ball Screw

W2512SS-2P-C5Z6

Lead6 mm

Product Features

NSK Standard series SS (unfinished shaft ends) standard-stock precision ball screw W2512SS-2P-C5Z6, shaft dia. 25 mm, lead 6 mm
Accuracy grade C5 (JIS), axial play 0 (preloaded)
Basic load ratings: dynamic Ca 16.6 kN / static C0a 26.7 kN
Effective thread length approx. 1200 mm class (code 12); 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	W2512SS-2P-C5Z6
Series	-	Standard series SS (unfinished shaft ends)
Shaft diameter	mm	25
Lead	mm	6
Effective thread length class	-	approx. 1200 mm class (code 12) (overall length per NSK tables)
Accuracy grade	-	C5 (JIS)
Axial play	mm	0 (preloaded)
Preload	-	Oversize-ball preload (P preload)
Basic dynamic load rating Ca	kN	16.6
Basic static load rating C0a	kN	26.7
Design serial no.	-	2 (NSK internal design number)
Shaft ends	-	Unfinished blank (machined to your drawing)

Product Description

W2512SS-2P-C5Z6 is an NSK Standard series SS (unfinished shaft ends) standard-stock precision ball screw: 25 mm shaft diameter, 6 mm lead, accuracy grade C5 (JIS), axial play 0 (preloaded), preload: Oversize-ball preload (P preload), with basic load ratings of Ca 16.6 kN (dynamic) and C0a 26.7 kN (static). Effective thread length approx. 1200 mm class (code 12); 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 SS series with 25 mm shaft dia. × 6 mm lead is also available as: W2504SS-1P-C5Z6, W2508SS-2P-C5Z6.

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.

Related Files

NSK SS型滾珠螺桿原廠型錄專章.pdfDownload