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Nachi40TAB09DTBall Screw Support Bearing — 40 mm ID, 90 mm OD, 20 mm Width, 60° Contact Angle, Open, P5

Condition: New

Availability:

1 in stock

Nachi 40TAB09 ball screw support bearing, 40 x 90 x 20 mm, 60° contact angle, P5 precision. Tandem (DT) matched pair of two bearings, open type, for machine tool ball screws.

List Price

$221.82

1 in stock

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Specifications

Key Specifications

MFR / BrandNachi
MPN40TAB09DT
Model40TAB09 DT P5
Bearing TypeAngular Contact Ball Bearing, Open
ID40 mm
OD90 mm
Width20 mm

Technical Specifications

MaterialBearing Steel
SeriesTAB
Dynamic Load Rating65,000 N
Rolling ElementsBall
Number Of Rows1
Bore TypeStraight
Snap Ring IncludedNo
Harmonization Code8482.10.50
Contact Angle60°
Mounting ArrangementTandem (DT)
Limiting Speed3,150 rpm grease
Base Number40TAB09
Industry Termsball screw support bearing, ballscrew bearing, 60 degree angular contact thrust bearing
Common Misspellings40TAB9, 40 TAB 09, 40TAB09-DT
Application Typesmachine tool ball screws, CNC axis drives
Mpn Variants40TAB09DT, 40TAB09 DT P5, 40-TAB-09-DT-P5, 40TAB09DTP5, 40TAB09
Precision ClassABEC 5 / P5

Cross-References

Cross Reference 1NSK 40TAC90B
Cross Reference 2SKF BSD 4090 C
Cross Reference 3NTN BST40X90
Cross Reference 4Koyo SAC4090
Seller Part Number: B-AP5B4#8OJPNL

Product Description

What this part is

A Nachi 40TAB09 ball screw support bearing: a 60° angular contact thrust ball bearing built to carry ball screw axial loads with high axial rigidity. Supplied as a DT tandem matched pair.

Decoding the designation

40 — bore diameter, 40 mm.

TAB — Nachi high-durability ball screw support bearing series, 60° contact angle.

09 — outside diameter divided by 10: 90 mm.

DT — tandem mounting. Two bearings matched to face the same direction and share axial load in one direction.

P5 — precision class ISO P5.

What these specs mean in practice

Bore Diameter: 40 mm. Outside Diameter: 90 mm. Overall Width: 20 mm per bearing. Contact Angle: 60°. Closure Type: Open. Dynamic Load Rating: 65,000 N (Ca, single bearing). Permissible Axial Load: 101,000 N (single bearing). Limiting Speed: 3,150 rpm grease (medium preload). Precision Class: ABEC 5 / P5. Rolling Elements: Ball.

Mounting data

Fillet Radius r min: 1 mm. Fillet Radius r1 min: 0.6 mm. Axial Rigidity: 1,320 N/µm (DB or DF pair, medium preload /GM).

Quantity and configuration

Two bearings as a DT tandem matched set.

Interchange guidance

Same 40 x 90 x 20 mm, 60° ball screw support envelope: NSK 40TAC90B, SKF BSD 4090 C, NTN BST40X90, Koyo SAC4090.

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