• NSK RLM Solid Needle Roller Bearings without Inner Ring (Fw 9-55)
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NSK RLM Solid Needle Roller Bearings without Inner Ring (Fw 9-55)

NSK RLM Solid Needle Roller Bearings without Inner Ring (Fw 9-55)

NSK RLM solid (machined outer ring) needle roller bearings without inner ring, roller inscribed circle diameters 9 to 55 mm.

Key features

  • Machined outer ring with ribs for high rigidity
  • Runs directly on a hardened and ground shaft
  • Compact cross-section with high radial load capacity
  • Matching LM types with inner ring available
  • Designation gives Fw and width (or Fw, D, C)

Specifications

Product Solid needle roller bearing, no inner ring
Inscribed circle Fw 9-55 mm
Outer ring Machined, with ribs
Shaft Hardened raceway required
With inner ring LM series
Source NSK Rolling Bearings Catalogue (Part 3), p. 260-265
RLM 912 Fw: 9 mm | D: 16 mm | C: 12 mm | Cr: 6.15 kN | Grease speed: 24000 rpm
RLM 916 Fw: 9 mm | D: 16 mm | C: 16 mm | Cr: 7.9 kN | Grease speed: 24000 rpm
RLM 101710 Fw: 10 mm | D: 17 mm | C: 10 mm | Cr: 5.35 kN | Grease speed: 22000 rpm
RLM 101715 Fw: 10 mm | D: 17 mm | C: 15 mm | Cr: 8.05 kN | Grease speed: 22000 rpm
RLM 1212 Fw: 12 mm | D: 17 mm | C: 12 mm | Cr: 6.15 kN | Grease speed: 18000 rpm
RLM 121912 Fw: 12 mm | D: 19 mm | C: 12 mm | Cr: 7.3 kN | Grease speed: 18000 rpm
RLM 1416 Fw: 14 mm | D: 22 mm | C: 16 mm | Cr: 12.1 kN | Grease speed: 15000 rpm
RLM 1420 Fw: 14 mm | D: 22 mm | C: 20 mm | Cr: 15.5 kN | Grease speed: 15000 rpm
RLM 1515 Fw: 15 mm | D: 20 mm | C: 15 mm | Cr: 8.1 kN | Grease speed: 14000 rpm
RLM 1520 Fw: 15 mm | D: 20 mm | C: 20 mm | Cr: 11.1 kN | Grease speed: 14000 rpm
RLM 152215 Fw: 15 mm | D: 22 mm | C: 15 mm | Cr: 9.9 kN | Grease speed: 14000 rpm
RLM 1616 Fw: 16 mm | D: 24 mm | C: 16 mm | Cr: 12.9 kN | Grease speed: 13000 rpm
RLM 1620 Fw: 16 mm | D: 24 mm | C: 20 mm | Cr: 16.5 kN | Grease speed: 13000 rpm
RLM 1710 Fw: 17 mm | D: 22 mm | C: 10 mm | Cr: 5.85 kN | Grease speed: 13000 rpm
RLM 172425 Fw: 17 mm | D: 24 mm | C: 25 mm | Cr: 18.2 kN | Grease speed: 13000 rpm
RLM 1815 Fw: 18 mm | D: 25 mm | C: 15 mm | Cr: 11.5 kN | Grease speed: 12000 rpm
RLM 1820 Fw: 18 mm | D: 25 mm | C: 20 mm | Cr: 15.8 kN | Grease speed: 12000 rpm
RLM 2010 Fw: 20 mm | D: 27 mm | C: 10 mm | Cr: 7.95 kN | Grease speed: 11000 rpm
RLM 2015 Fw: 20 mm | D: 27 mm | C: 15 mm | Cr: 11.9 kN | Grease speed: 11000 rpm
RLM 2020 Fw: 20 mm | D: 27 mm | C: 20 mm | Cr: 16.4 kN | Grease speed: 11000 rpm
RLM 2025 Fw: 20 mm | D: 27 mm | C: 25 mm | Cr: 19.8 kN | Grease speed: 11000 rpm
RLM 2220 Fw: 22 mm | D: 29 mm | C: 20 mm | Cr: 17.7 kN | Grease speed: 10000 rpm
RLM 2225 Fw: 22 mm | D: 29 mm | C: 25 mm | Cr: 21.3 kN | Grease speed: 10000 rpm
RLM 223020 Fw: 22 mm | D: 30 mm | C: 20 mm | Cr: 20 kN | Grease speed: 10000 rpm
RLM 2512 Fw: 25 mm | D: 32 mm | C: 12 mm | Cr: 10.3 kN | Grease speed: 8500 rpm
RLM 2520 Fw: 25 mm | D: 32 mm | C: 20 mm | Cr: 18.8 kN | Grease speed: 8500 rpm
RLM 2525 Fw: 25 mm | D: 32 mm | C: 25 mm | Cr: 22.7 kN | Grease speed: 8500 rpm
RLM 2820 Fw: 28 mm | D: 35 mm | C: 20 mm | Cr: 19.9 kN | Grease speed: 7500 rpm
RLM 2825 Fw: 28 mm | D: 35 mm | C: 25 mm | Cr: 23.9 kN | Grease speed: 7500 rpm
RLM 283730 Fw: 28 mm | D: 37 mm | C: 30 mm | Cr: 34 kN | Grease speed: 7500 rpm
RLM 3025 Fw: 30 mm | D: 37 mm | C: 25 mm | Cr: 24.5 kN | Grease speed: 7100 rpm
RLM 304020 Fw: 30 mm | D: 40 mm | C: 20 mm | Cr: 25 kN | Grease speed: 7100 rpm
RLM 304030 Fw: 30 mm | D: 40 mm | C: 30 mm | Cr: 35 kN | Grease speed: 7100 rpm
RLM 3220 Fw: 32 mm | D: 42 mm | C: 20 mm | Cr: 25.8 kN | Grease speed: 6700 rpm
RLM 3230 Fw: 32 mm | D: 42 mm | C: 30 mm | Cr: 36.5 kN | Grease speed: 6700 rpm
RLM 3520 Fw: 35 mm | D: 42 mm | C: 20 mm | Cr: 22.3 kN | Grease speed: 6300 rpm
RLM 3530 Fw: 35 mm | D: 42 mm | C: 30 mm | Cr: 31 kN | Grease speed: 6300 rpm
RLM 354520 Fw: 35 mm | D: 45 mm | C: 20 mm | Cr: 27.5 kN | Grease speed: 6300 rpm
RLM 354525 Fw: 35 mm | D: 45 mm | C: 25 mm | Cr: 33 kN | Grease speed: 6300 rpm
RLM 354530 Fw: 35 mm | D: 45 mm | C: 30 mm | Cr: 38.5 kN | Grease speed: 6300 rpm
RLM 3720 Fw: 37 mm | D: 47 mm | C: 20 mm | Cr: 28.2 kN | Grease speed: 6000 rpm
RLM 3730 Fw: 37 mm | D: 47 mm | C: 30 mm | Cr: 39.5 kN | Grease speed: 6000 rpm
RLM 3820 Fw: 38 mm | D: 48 mm | C: 20 mm | Cr: 29 kN | Grease speed: 5600 rpm
RLM 3830 Fw: 38 mm | D: 48 mm | C: 30 mm | Cr: 41 kN | Grease speed: 5600 rpm
RLM 4020 Fw: 40 mm | D: 50 mm | C: 20 mm | Cr: 29.7 kN | Grease speed: 5300 rpm
RLM 4030 Fw: 40 mm | D: 50 mm | C: 30 mm | Cr: 42 kN | Grease speed: 5300 rpm
RLM 4520 Fw: 45 mm | D: 55 mm | C: 20 mm | Cr: 31 kN | Grease speed: 4800 rpm
RLM 4530 Fw: 45 mm | D: 55 mm | C: 30 mm | Cr: 43.5 kN | Grease speed: 4800 rpm
RLM 506220 Fw: 50 mm | D: 62 mm | C: 20 mm | Cr: 35.5 kN | Grease speed: 4300 rpm
RLM 506225 Fw: 50 mm | D: 62 mm | C: 25 mm | Cr: 43 kN | Grease speed: 4300 rpm
RLM 5530 Fw: 55 mm | D: 65 mm | C: 30 mm | Cr: 49 kN | Grease speed: 4000 rpm
RLM 556720 Fw: 55 mm | D: 67 mm | C: 20 mm | Cr: 38 kN | Grease speed: 4000 rpm
Needle Roller BearingsNSK
52 product codes available in this family
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NSK RLM Solid Needle Roller Bearings without Inner Ring (Fw 9-55)

Brand NSK·Needle Roller Bearings

Available part numbers (52)

RLM 912, RLM 916, RLM 101710, RLM 101715, RLM 1212, RLM 121912, RLM 1416, RLM 1420, RLM 1515, RLM 1520 + 42 more — see full table ↓

How to order

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Product codes & specifications
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Product codeSpec
RLM 912Fw: 9 mm | D: 16 mm | C: 12 mm | Cr: 6.15 kN | Grease speed: 24000 rpm
RLM 916Fw: 9 mm | D: 16 mm | C: 16 mm | Cr: 7.9 kN | Grease speed: 24000 rpm
RLM 101710Fw: 10 mm | D: 17 mm | C: 10 mm | Cr: 5.35 kN | Grease speed: 22000 rpm
RLM 101715Fw: 10 mm | D: 17 mm | C: 15 mm | Cr: 8.05 kN | Grease speed: 22000 rpm
RLM 1212Fw: 12 mm | D: 17 mm | C: 12 mm | Cr: 6.15 kN | Grease speed: 18000 rpm
RLM 121912Fw: 12 mm | D: 19 mm | C: 12 mm | Cr: 7.3 kN | Grease speed: 18000 rpm
RLM 1416Fw: 14 mm | D: 22 mm | C: 16 mm | Cr: 12.1 kN | Grease speed: 15000 rpm
RLM 1420Fw: 14 mm | D: 22 mm | C: 20 mm | Cr: 15.5 kN | Grease speed: 15000 rpm
RLM 1515Fw: 15 mm | D: 20 mm | C: 15 mm | Cr: 8.1 kN | Grease speed: 14000 rpm
RLM 1520Fw: 15 mm | D: 20 mm | C: 20 mm | Cr: 11.1 kN | Grease speed: 14000 rpm
RLM 152215Fw: 15 mm | D: 22 mm | C: 15 mm | Cr: 9.9 kN | Grease speed: 14000 rpm
RLM 1616Fw: 16 mm | D: 24 mm | C: 16 mm | Cr: 12.9 kN | Grease speed: 13000 rpm
RLM 1620Fw: 16 mm | D: 24 mm | C: 20 mm | Cr: 16.5 kN | Grease speed: 13000 rpm
RLM 1710Fw: 17 mm | D: 22 mm | C: 10 mm | Cr: 5.85 kN | Grease speed: 13000 rpm
RLM 172425Fw: 17 mm | D: 24 mm | C: 25 mm | Cr: 18.2 kN | Grease speed: 13000 rpm
RLM 1815Fw: 18 mm | D: 25 mm | C: 15 mm | Cr: 11.5 kN | Grease speed: 12000 rpm
RLM 1820Fw: 18 mm | D: 25 mm | C: 20 mm | Cr: 15.8 kN | Grease speed: 12000 rpm
RLM 2010Fw: 20 mm | D: 27 mm | C: 10 mm | Cr: 7.95 kN | Grease speed: 11000 rpm
RLM 2015Fw: 20 mm | D: 27 mm | C: 15 mm | Cr: 11.9 kN | Grease speed: 11000 rpm
RLM 2020Fw: 20 mm | D: 27 mm | C: 20 mm | Cr: 16.4 kN | Grease speed: 11000 rpm
RLM 2025Fw: 20 mm | D: 27 mm | C: 25 mm | Cr: 19.8 kN | Grease speed: 11000 rpm
RLM 2220Fw: 22 mm | D: 29 mm | C: 20 mm | Cr: 17.7 kN | Grease speed: 10000 rpm
RLM 2225Fw: 22 mm | D: 29 mm | C: 25 mm | Cr: 21.3 kN | Grease speed: 10000 rpm
RLM 223020Fw: 22 mm | D: 30 mm | C: 20 mm | Cr: 20 kN | Grease speed: 10000 rpm
RLM 2512Fw: 25 mm | D: 32 mm | C: 12 mm | Cr: 10.3 kN | Grease speed: 8500 rpm
RLM 2520Fw: 25 mm | D: 32 mm | C: 20 mm | Cr: 18.8 kN | Grease speed: 8500 rpm
RLM 2525Fw: 25 mm | D: 32 mm | C: 25 mm | Cr: 22.7 kN | Grease speed: 8500 rpm
RLM 2820Fw: 28 mm | D: 35 mm | C: 20 mm | Cr: 19.9 kN | Grease speed: 7500 rpm
RLM 2825Fw: 28 mm | D: 35 mm | C: 25 mm | Cr: 23.9 kN | Grease speed: 7500 rpm
RLM 283730Fw: 28 mm | D: 37 mm | C: 30 mm | Cr: 34 kN | Grease speed: 7500 rpm
RLM 3025Fw: 30 mm | D: 37 mm | C: 25 mm | Cr: 24.5 kN | Grease speed: 7100 rpm
RLM 304020Fw: 30 mm | D: 40 mm | C: 20 mm | Cr: 25 kN | Grease speed: 7100 rpm
RLM 304030Fw: 30 mm | D: 40 mm | C: 30 mm | Cr: 35 kN | Grease speed: 7100 rpm
RLM 3220Fw: 32 mm | D: 42 mm | C: 20 mm | Cr: 25.8 kN | Grease speed: 6700 rpm
RLM 3230Fw: 32 mm | D: 42 mm | C: 30 mm | Cr: 36.5 kN | Grease speed: 6700 rpm
RLM 3520Fw: 35 mm | D: 42 mm | C: 20 mm | Cr: 22.3 kN | Grease speed: 6300 rpm
RLM 3530Fw: 35 mm | D: 42 mm | C: 30 mm | Cr: 31 kN | Grease speed: 6300 rpm
RLM 354520Fw: 35 mm | D: 45 mm | C: 20 mm | Cr: 27.5 kN | Grease speed: 6300 rpm
RLM 354525Fw: 35 mm | D: 45 mm | C: 25 mm | Cr: 33 kN | Grease speed: 6300 rpm
RLM 354530Fw: 35 mm | D: 45 mm | C: 30 mm | Cr: 38.5 kN | Grease speed: 6300 rpm
RLM 3720Fw: 37 mm | D: 47 mm | C: 20 mm | Cr: 28.2 kN | Grease speed: 6000 rpm
RLM 3730Fw: 37 mm | D: 47 mm | C: 30 mm | Cr: 39.5 kN | Grease speed: 6000 rpm
RLM 3820Fw: 38 mm | D: 48 mm | C: 20 mm | Cr: 29 kN | Grease speed: 5600 rpm
RLM 3830Fw: 38 mm | D: 48 mm | C: 30 mm | Cr: 41 kN | Grease speed: 5600 rpm
RLM 4020Fw: 40 mm | D: 50 mm | C: 20 mm | Cr: 29.7 kN | Grease speed: 5300 rpm
RLM 4030Fw: 40 mm | D: 50 mm | C: 30 mm | Cr: 42 kN | Grease speed: 5300 rpm
RLM 4520Fw: 45 mm | D: 55 mm | C: 20 mm | Cr: 31 kN | Grease speed: 4800 rpm
RLM 4530Fw: 45 mm | D: 55 mm | C: 30 mm | Cr: 43.5 kN | Grease speed: 4800 rpm
RLM 506220Fw: 50 mm | D: 62 mm | C: 20 mm | Cr: 35.5 kN | Grease speed: 4300 rpm
RLM 506225Fw: 50 mm | D: 62 mm | C: 25 mm | Cr: 43 kN | Grease speed: 4300 rpm
RLM 5530Fw: 55 mm | D: 65 mm | C: 30 mm | Cr: 49 kN | Grease speed: 4000 rpm
RLM 556720Fw: 55 mm | D: 67 mm | C: 20 mm | Cr: 38 kN | Grease speed: 4000 rpm

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