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FafnirMM9118KSuper Precision Deep Groove Ball Bearing 90x140x24 mm, Open, P4S Precision Class, 60 Light Series

Condition: New – Open box
Condition Note: Made In USA, New Old Stock, Sealed In Factory Bag, Grease Stains

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Super-precision deep groove ball bearing, 90 x 140 x 24 mm, open, P4S precision class, 58 kN dynamic rating, 9,000 rpm limiting speed. Single bearing.

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$534.68

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Specifications

Key Specifications

MFR / BrandFafnir
MPNMM9118K
ModelMM 9118 K 6018 P5 ABEC7
Bearing TypeDeep Groove Ball Bearing, Open
ID90 mm
OD140 mm
Width24 mm

Technical Specifications

MaterialBearing Steel
Series9100
Base Number6018
Industry Termssuper precision deep groove bearing; ABEC 7 ball bearing; spindle bearing; precision 6018; machine tool bearing
Application TypesPrecision spindles; precision gearboxes; instrument and test-rig drives; grinding and boring heads
Total Width24 mm
Bore Shaft Size90 mm
Mpn VariantsMM9118K; MM-9118-K; MM 9118 K; MM9118; 9118K; M9118K
Manufacturer StatusLegacy Fafnir designation; Fafnir super-precision production passed to The Timken Company
Precision ClassP4S (ABEC 7/9)
Dynamic Load Rating C158 kN (13,039 lbf)
Dynamic Load Rating58 kN (13,039 lbf)
Static Load Rating55 kN (12,364 lbf)
Precision RatingABEC 7 / P4
Rolling ElementsBalls
Limiting Speed9,000 rpm
Number Of Rows1
Bore TypeStraight
Snap Ring IncludedNo
Harmonization Code8482.10.50
Design UnitsMetric
Bearing MaterialBearing Steel
Part NumberMM9118K

Cross-References

Cross Reference 1FAG 6018-T-P4S
Cross Reference 2SKF 6018/P4
Cross Reference 3NSK 6018T1X DDU P4
Cross Reference 4NTN 6018 P4
Cross Reference 5GMN 6018 P4
Seller Part Number: B-BH1#TJY1TH

Product Description

Product identification

Fafnir MM9118K super-precision deep groove ball bearing, single row, in the 6018 envelope. Fafnir is a Timken brand.

Brand: Fafnir (The Timken Company)

Part Number: MM9118K

Base Number: 6018

Series: Fafnir MM9100 super-precision / ISO 60 light dimension series

Principal dimensions

Bore: 90 mm

Outside Diameter: 140 mm

Width: 24 mm

Total Width: 24 mm

Bore Type: Straight

Design Units: Metric

Running specification

Precision Class: P4S (ABEC 7/9)

Precision Rating: ABEC 7 / P4

Dynamic Load Rating: 58 kN (13,039 lbf)

Static Load Rating: 55 kN (12,364 lbf)

Limiting Speed: 9,000 rpm

Number Of Rows: 1

Construction and materials

Rolling Elements: Balls

Seal Type: Open

Closure Type: Open

Bearing Material: Bearing steel

Snap Ring Included: No

Performance in service

A deep groove ball bearing carries radial load with moderate thrust in either direction and needs no particular mounting orientation. P4S precision holds bore, outside diameter, width and runout to close limits, giving true running and low vibration at speed.

Application types

Application Types: Precision spindles; precision gearboxes; instrument and test-rig drives; grinding and boring heads.

Set composition

Unit Quantity: 1 Pc

Related designations

ISO base number 6018. A commercial-grade 6018 shares the envelope at a coarser tolerance class.

MPN Variants: MM9118K; MM-9118-K; MM 9118 K; MM9118; 9118K; M9118K

Cross-Reference 1: FAG 6018-T-P4S

Cross-Reference 2: SKF 6018/P4

Cross-Reference 3: NSK 6018T1X DDU P4

Cross-Reference 4: NTN 6018 P4

Cross-Reference 5: GMN 6018 P4

Industry Terms: super precision deep groove bearing; ABEC 7 ball bearing; spindle bearing; precision 6018; machine tool bearing

Manufacturer Status: Legacy Fafnir designation; Fafnir super-precision production passed to The Timken Company

Origin and classification

Country of Origin: United States

Harmonization Code: 8482.10.50

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