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Central Surplus Bearing Finder
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RKW NN3007KMC181 double row cylindrical roller bearing, 35 x 62 x 20 mm, 1:12 tapered bore, machined brass cage. NN3007 K size for machine tool spindles.
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| MFR / Brand | RKW |
|---|---|
| Model | NN-3007-K-M-C181 |
| Bearing Type | Cylindrical Roller Bearing |
| ID | 35 mm |
| OD | 62 mm |
| Width | 20 mm |
| Number Of Flanges | 3 |
|---|---|
| Cage Type | Machined |
| Rolling Elements | Cylindrical Roller |
| Cage Material | Machined brass |
| Number Of Rows | 2 |
| Bore Type | Tapered 1:12 |
| Harmonization Code | 8482.50.0000 |
| Base Number | NN3007 |
| Industry Terms | double row cylindrical roller bearing, spindle bearing, tapered bore bearing, NN30K |
| Application Types | Machine tool spindles |
| Mpn Variants | NN3007KMC181, NN-3007-K-M-C181, NN 3007 K M C181, NN3007K, NN3007KM |
The RKW NN3007KMC181 is a double row cylindrical roller bearing in the NN30 series with a tapered bore. Bore Diameter: 35 mm. Outside Diameter: 62 mm. Overall Width: 20 mm. Number Of Rows: 2. Rolling Elements: Cylindrical Roller. Bore Type: Tapered 1:12. Cage Material: Machined brass.
NN — double row cylindrical roller bearing, ribs on the inner ring, plain separable outer ring.
30 — dimension series 30.
07 — bore code, 07 x 5 = 35 mm.
K — tapered bore, taper 1:12.
M — machined brass cage.
The 1:12 tapered bore mounts directly on a tapered spindle journal; driving the inner ring up the taper sets the radial clearance. Double row cylindrical rollers give high radial stiffness, the reason the NN30K type is used in machine tool spindles. Closure Type: Open.
ISO NN3007 K envelope, 35 x 62 x 20 mm, tapered bore. Also written NN-3007-K-M-C181 and NN 3007 K M C181.
Frequently asked questions
What is the RKW NN3007KMC181?The RKW NN3007KMC181 is a double row cylindrical roller bearing, 35 x 62 x 20 mm, with a 1:12 tapered bore and machined brass cage.
What does the K mean?K marks a 1:12 tapered bore, which mounts directly on a tapered spindle journal with no adapter sleeve.
What size is it?Bore 35 mm, outside diameter 62 mm, width 20 mm, the NN3007 envelope.
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