• NSK NS Series Compact Low-Profile Linear Guide Blocks (CL, AL, JM, EM)
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NSK NS Series Compact Low-Profile Linear Guide Blocks (CL, AL, JM, EM)

NSK NS Series Compact Low-Profile Linear Guide Blocks (CL, AL, JM, EM)

NSK NS series compact low-profile linear guides with square (CL short, AL standard) and flange (JM short, EM standard) blocks, sizes 15 to 35.

Key features

  • Ball recirculating linear guide with new-generation durability
  • Low-profile, compact design succeeding SS/LS series
  • Random-matching blocks and rails interchangeable within a size
  • NSK K1 lubrication unit option for long-term maintenance-free use
  • Stainless steel versions available

Specifications

Series NS
Block types CL, AL (square); JM, EM (flange)
Sizes 15 - 35
Load rating C50 per ISO 14728
Source NSK Linear Guides NH/NS Series, p. 14-17
NS15CL Rail W: 15 mm | Height H: 24 mm | Block W x L: 34 x 40.4 mm | C50: 7,250 N | C0: 9,100 N | Mass: 0.14 kg
NS15AL Rail W: 15 mm | Height H: 24 mm | Block W x L: 34 x 56.8 mm | C50: 11,200 N | C0: 16,900 N | Mass: 0.2 kg
NS20CL Rail W: 20 mm | Height H: 28 mm | Block W x L: 42 x 47.2 mm | C50: 10,600 N | C0: 13,400 N | Mass: 0.19 kg
NS20AL Rail W: 20 mm | Height H: 28 mm | Block W x L: 42 x 65.2 mm | C50: 15,600 N | C0: 23,500 N | Mass: 0.28 kg
NS25CL Rail W: 23 mm | Height H: 33 mm | Block W x L: 48 x 59.6 mm | C50: 17,700 N | C0: 20,800 N | Mass: 0.34 kg
NS25AL Rail W: 23 mm | Height H: 33 mm | Block W x L: 48 x 81.6 mm | C50: 26,100 N | C0: 36,500 N | Mass: 0.51 kg
NS30CL Rail W: 28 mm | Height H: 42 mm | Block W x L: 60 x 67.4 mm | C50: 24,700 N | C0: 29,600 N | Mass: 0.58 kg
NS30AL Rail W: 28 mm | Height H: 42 mm | Block W x L: 60 x 96.4 mm | C50: 38,000 N | C0: 55,000 N | Mass: 0.85 kg
NS35CL Rail W: 34 mm | Height H: 48 mm | Block W x L: 70 x 77 mm | C50: 34,500 N | C0: 40,000 N | Mass: 0.86 kg
NS35AL Rail W: 34 mm | Height H: 48 mm | Block W x L: 70 x 108 mm | C50: 52,500 N | C0: 74,500 N | Mass: 1.3 kg
NS15JM Rail W: 15 mm | Height H: 24 mm | Block W x L: 52 x 40.4 mm | C50: 7,250 N | C0: 9,100 N | Mass: 0.17 kg
NS15EM Rail W: 15 mm | Height H: 24 mm | Block W x L: 52 x 56.8 mm | C50: 11,200 N | C0: 16,900 N | Mass: 0.26 kg
NS20JM Rail W: 20 mm | Height H: 28 mm | Block W x L: 59 x 47.2 mm | C50: 10,600 N | C0: 13,400 N | Mass: 0.24 kg
NS20EM Rail W: 20 mm | Height H: 28 mm | Block W x L: 59 x 65.2 mm | C50: 15,600 N | C0: 23,500 N | Mass: 0.35 kg
NS25JM Rail W: 23 mm | Height H: 33 mm | Block W x L: 73 x 59.6 mm | C50: 17,700 N | C0: 20,800 N | Mass: 0.44 kg
NS25EM Rail W: 23 mm | Height H: 33 mm | Block W x L: 73 x 81.6 mm | C50: 26,100 N | C0: 36,500 N | Mass: 0.66 kg
NS30JM Rail W: 28 mm | Height H: 42 mm | Block W x L: 90 x 67.4 mm | C50: 24,700 N | C0: 29,600 N | Mass: 0.76 kg
NS30EM Rail W: 28 mm | Height H: 42 mm | Block W x L: 90 x 96.4 mm | C50: 38,000 N | C0: 55,000 N | Mass: 1.2 kg
NS35JM Rail W: 34 mm | Height H: 48 mm | Block W x L: 100 x 77 mm | C50: 34,500 N | C0: 40,000 N | Mass: 1.2 kg
NS35EM Rail W: 34 mm | Height H: 48 mm | Block W x L: 100 x 108 mm | C50: 52,500 N | C0: 74,500 N | Mass: 1.7 kg
Linear GuidesNSK
20 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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NSK NS Series Compact Low-Profile Linear Guide Blocks (CL, AL, JM, EM)

Brand NSK·Linear Guides

Available part numbers (20)

NS15CL, NS15AL, NS20CL, NS20AL, NS25CL, NS25AL, NS30CL, NS30AL, NS35CL, NS35AL + 10 more — see full table ↓

How to order

Send the NSK part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
NS15CLRail W: 15 mm | Height H: 24 mm | Block W x L: 34 x 40.4 mm | C50: 7,250 N | C0: 9,100 N | Mass: 0.14 kg
NS15ALRail W: 15 mm | Height H: 24 mm | Block W x L: 34 x 56.8 mm | C50: 11,200 N | C0: 16,900 N | Mass: 0.2 kg
NS20CLRail W: 20 mm | Height H: 28 mm | Block W x L: 42 x 47.2 mm | C50: 10,600 N | C0: 13,400 N | Mass: 0.19 kg
NS20ALRail W: 20 mm | Height H: 28 mm | Block W x L: 42 x 65.2 mm | C50: 15,600 N | C0: 23,500 N | Mass: 0.28 kg
NS25CLRail W: 23 mm | Height H: 33 mm | Block W x L: 48 x 59.6 mm | C50: 17,700 N | C0: 20,800 N | Mass: 0.34 kg
NS25ALRail W: 23 mm | Height H: 33 mm | Block W x L: 48 x 81.6 mm | C50: 26,100 N | C0: 36,500 N | Mass: 0.51 kg
NS30CLRail W: 28 mm | Height H: 42 mm | Block W x L: 60 x 67.4 mm | C50: 24,700 N | C0: 29,600 N | Mass: 0.58 kg
NS30ALRail W: 28 mm | Height H: 42 mm | Block W x L: 60 x 96.4 mm | C50: 38,000 N | C0: 55,000 N | Mass: 0.85 kg
NS35CLRail W: 34 mm | Height H: 48 mm | Block W x L: 70 x 77 mm | C50: 34,500 N | C0: 40,000 N | Mass: 0.86 kg
NS35ALRail W: 34 mm | Height H: 48 mm | Block W x L: 70 x 108 mm | C50: 52,500 N | C0: 74,500 N | Mass: 1.3 kg
NS15JMRail W: 15 mm | Height H: 24 mm | Block W x L: 52 x 40.4 mm | C50: 7,250 N | C0: 9,100 N | Mass: 0.17 kg
NS15EMRail W: 15 mm | Height H: 24 mm | Block W x L: 52 x 56.8 mm | C50: 11,200 N | C0: 16,900 N | Mass: 0.26 kg
NS20JMRail W: 20 mm | Height H: 28 mm | Block W x L: 59 x 47.2 mm | C50: 10,600 N | C0: 13,400 N | Mass: 0.24 kg
NS20EMRail W: 20 mm | Height H: 28 mm | Block W x L: 59 x 65.2 mm | C50: 15,600 N | C0: 23,500 N | Mass: 0.35 kg
NS25JMRail W: 23 mm | Height H: 33 mm | Block W x L: 73 x 59.6 mm | C50: 17,700 N | C0: 20,800 N | Mass: 0.44 kg
NS25EMRail W: 23 mm | Height H: 33 mm | Block W x L: 73 x 81.6 mm | C50: 26,100 N | C0: 36,500 N | Mass: 0.66 kg
NS30JMRail W: 28 mm | Height H: 42 mm | Block W x L: 90 x 67.4 mm | C50: 24,700 N | C0: 29,600 N | Mass: 0.76 kg
NS30EMRail W: 28 mm | Height H: 42 mm | Block W x L: 90 x 96.4 mm | C50: 38,000 N | C0: 55,000 N | Mass: 1.2 kg
NS35JMRail W: 34 mm | Height H: 48 mm | Block W x L: 100 x 77 mm | C50: 34,500 N | C0: 40,000 N | Mass: 1.2 kg
NS35EMRail W: 34 mm | Height H: 48 mm | Block W x L: 100 x 108 mm | C50: 52,500 N | C0: 74,500 N | Mass: 1.7 kg

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