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FAGNN3018ASMSPDouble Row Cylindrical Roller Bearing — 90 mm ID, 140 mm OD, 37 mm Width, Cylindrical Bore, Brass Cage, Super Precision SP

Condition: New

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1 in stock

FAG NN3018ASM.SP super precision double row cylindrical roller bearing, 90x140x37 mm, cylindrical bore, machined brass cage, outer ring lube groove and holes.

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$281.38

1 in stock

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Specifications

Key Specifications

MFR / BrandFAG
MPNNN3018ASMSP
GTIN4012801231602
ModelNN3018ASMSP
Bearing TypeCylindrical Roller Bearing, Open
ID90 mm
OD140 mm
Width37 mm

Technical Specifications

MaterialBearing Steel
SeriesNN3000
Lubricantgrease or oil
Base NumberNN3018
Industry Termsdouble row cylindrical roller bearing, spindle roller bearing, machine tool bearing, super precision
Common MisspellingsNN3018ASMSP, NN3018 AS M SP, NN318ASM.SP
Application Typesmachine tool spindles, lathe headstocks, milling spindles, grinding spindles
Overall Width37 mm
RelubricationLubrication groove and holes in outer ring (AS)
Mpn VariantsNN3018ASM.SP, NN3018ASMSP, NN-3018-AS-M-SP, NN3018-AS-M-SP, NN3018
Precision ClassSP (Schaeffler super precision)
Additional AttributesAxial location: Non-locating; Outer ring: Separable, plain; Ribs: Inner ring
Rolling ElementsCylindrical Roller
Cage MaterialMachined brass
Number Of Rows2
Bore TypeCylindrical
Snap Ring IncludedWithout Snap Ring
Harmonization Code8482.50.00

Cross-References

Cross Reference 1NSK NN3018MBP4
Cross Reference 2FAG NN3018-D-K-TVP-SP-XL - tapered bore, PA cage
Seller Part Number: B-AQ6B2#CEG4UX

Product Description

What this part is

FAG NN3018ASM.SP super-precision double-row cylindrical roller bearing with a cylindrical bore. Bore Diameter: 90 mm. Outside Diameter: 140 mm. Overall Width: 37 mm. Number Of Rows: 2. Cage Material: Machined brass. Precision Class: SP (Schaeffler super precision).

Decoding the designation

NN30 — double-row cylindrical roller bearing, ISO dimension series 30. Ribs on the inner ring; the outer ring is a plain separable sleeve.

18 — bore code, 18 x 5 = 90 mm.

AS — lubrication groove and radial lubrication holes in the outer ring.

M — machined brass cage.

SP — Schaeffler super-precision tolerance class for machine tool spindle bearings.

What these specs mean in practice

Bore Type: Cylindrical. Lubricant: grease or oil, fed through the outer-ring groove and holes. The double row of rollers gives high radial load capacity and radial stiffness in a narrow section, and the separable outer ring allows the inner ring and roller set to be mounted independently. Axial location: non-locating, the shaft floats axially inside the outer ring.

Cross references

MPN Variants: NN3018ASM.SP, NN3018ASMSP, NN-3018-AS-M-SP, NN3018. Same-envelope brass-cage cylindrical-bore part: NSK NN3018MBP4. The current FAG NN3018 super-precision part, NN3018-D-K-TVP-SP-XL, has a 1:12 tapered bore and a polyamide cage.

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