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SKF7018CDP4ADGCAngular Contact Ball Bearing — Super-Precision P4A, 90 mm ID, 140 mm OD, 24 mm Width, 15° Contact Angle, Universally Matchable, Medium Preload

Condition: New

Availability:

14 in stock

Super-precision angular contact ball bearing, 90 x 140 x 24 mm, 15° contact angle, class P4A. Two-piece set, universally matchable, medium preload GC.

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List Price

$636.29

14 in stock

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Specifications

Key Specifications

MFR / BrandSKF
MPN7018CDP4ADGC
Model7018-CD/P4ADGC
Bearing TypeAngular Contact Ball Bearing, Open
ID90 mm
OD140 mm
Width24 mm

Technical Specifications

MaterialBearing Steel
Series7000
PreloadMedium (GC)
Base Number7018
Industry TermsSpindle bearing; super-precision bearing; precision angular contact bearing; machine tool bearing; matched bearing set
Common Misspellings7018 CDGC P4A; 7018CGDC/P4A; 70 18 CDGC; 7018CDGO/P4A; 7018 CD P4A DCG
Application TypesMachine tool spindles; grinding spindles; high-speed motor spindles; precision rotary tables
Overall Width24 mm
Mpn Variants7018 CDGC/P4A; 7018-CD/P4ADGC; 7018-CD-P4A-DGC; 7018CDP4ADGC; 7018-CD/P4ADGC VJ1082; 7018C
Arrangement ConfigurationUniversally matchable, two-piece set
Precision ClassP4A
Cage TypeOuter-ring shoulder-guided
Dynamic Load Rating79,300 N
Static Load Rating76,500 N
Precision RatingP4A
Rolling ElementsBall
Item Weight1.14 kg (2.51 lb)
Number Of Rows1
Bore TypeStraight
Snap Ring IncludedNo
Harmonization Code8482.10.50
Contact Angle15°
Mounting ArrangementUniversally matchable — back-to-back, face-to-face or tandem
Bearing MaterialBearing steel

Cross-References

Cross Reference 1Timken/Fafnir 2MM9118WICRSUH
Cross Reference 2FAG B7018-C-T-P4S-UH
Cross Reference 3NSK 7018CTRSUHP4
Cross Reference 4RHP 7018X2TRSUHP4
Seller Part Number: B-CC1#LRRWCE

Product Description

What this part is

SKF 7018 CDGC/P4A super-precision, high-capacity, universally matchable single-row angular contact ball bearings. Bore Diameter: 90 mm. Outside Diameter: 140 mm. Overall Width: 24 mm. Contact Angle: 15°. Precision Class: P4A. Number Of Rows: 1. Rolling Elements: Ball. Bore Type: Straight. Closure Type: Open. Cage Type: Outer-ring shoulder-guided. Bearing Material: Bearing steel. Item Weight: 1.14 kg (2.51 lb) per bearing.

Decoding the designation

70 — ISO light dimension series 10. A 90 mm bore carries a 140 mm outside diameter in a 24 mm section.

18 — bore code. 18 × 5 = 90 mm.

C — 15° contact angle. The shallow angle favours running speed and radial stiffness.

D — high-capacity internal design.

GC — universally matchable, medium preload.

P4A — SKF super-precision tolerance class: P4 dimensional accuracy with running accuracy held tighter still.

What these specs mean in practice

Dynamic Load Rating: 79,300 N. Static Load Rating: 76,500 N. Both figures are per bearing. The rating pair sets bearing life at speed and the permanent-deformation limit at rest.

Contact Angle: 15°. Radial load is carried together with axial load acting in one direction. Contact type is normal, two-point. Both rings are one piece.

Closure Type: Open, supplied unlubricated and preserved for spindle-shop cleaning and grease or oil charging at build.

Mounting data

Mounting Arrangement: universally matchable back-to-back, face-to-face or tandem. Bore Type: Straight. Item Weight: 1.14 kg (2.51 lb) per bearing. Harmonization Code: 8482.10.50.

Quantity and configuration

Unit Quantity: 2 Pcs. Two universally matchable GC bearings, mountable in any of the three arrangements or usable singly.

Interchange guidance

Same envelope, same 15° angle, same super-precision class: Timken/Fafnir 2MM9118WICRSUH, FAG B7018-C-T-P4S-UH, NSK 7018CTRSUHP4, RHP 7018X2TRSUHP4.

Preload is part of the identity.

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