• SUNGIL RNSB Lock Nut for Ball Screw Support Units
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SUNGIL RNSB Lock Nut for Ball Screw Support Units

SUNGIL RNSB Lock Nut for Ball Screw Support Units

Stainless steel lock nut with the same dimensions as RN, for corrosion-resistant ball screw assemblies.

Key features

  • Precision thread for ball screw shaft ends
  • Set-screw locking with brass crush pad protects the thread
  • Used with SUNGIL support units
  • Fine-pitch versions (0.75P) for M8/M10

Specifications

Series RNSB
Material Stainless steel body, stainless set screw, brass crush pad
Load class General load
Thread range M4x0.5 to M40x1.5
Locking Set screw with brass crush pad
Source SUNGIL Catalogue (EN), Lock Nut p.279
RNSB-4 Thread T: M4x0.5 | Set screw: M3x0.5 | OD D: 11 mm | Width L: 5 mm | Torque: 1.6 N·m | Mass: 4 g
RNSB-5 Thread T: M5x0.5 | Set screw: M3x0.5 | OD D: 13 mm | Width L: 5 mm | Torque: 2 N·m | Mass: 5 g
RNSB-6 Thread T: M6x0.75 | Set screw: M3x0.5 | OD D: 14.5 mm | Width L: 5 mm | Torque: 2.5 N·m | Mass: 5 g
RNSB-8 Thread T: M8x1 | Set screw: M3x0.5 | OD D: 17 mm | Width L: 6.5 mm | Torque: 5 N·m | Mass: 8 g
RNSB-8 (0.75P) Thread T: M8x0.75 | Set screw: M3x0.5 | OD D: 17 mm | Width L: 6.5 mm | Torque: 5 N·m | Mass: 8 g
RNSB-10 Thread T: M10x1 | Set screw: M4x0.7 | OD D: 20 mm | Width L: 8 mm | Torque: 9.5 N·m | Mass: 10 g
RNSB-10 (0.75P) Thread T: M10x0.75 | Set screw: M4x0.7 | OD D: 20 mm | Width L: 8 mm | Torque: 9.5 N·m | Mass: 10 g
RNSB-12 Thread T: M12x1 | Set screw: M4x0.7 | OD D: 22 mm | Width L: 8 mm | Torque: 14 N·m | Mass: 14 g
RNSB-15 Thread T: M15x1 | Set screw: M4x0.7 | OD D: 25 mm | Width L: 8 mm | Torque: 24 N·m | Mass: 15 g
RNSB-17 Thread T: M17x1 | Set screw: M4x0.7 | OD D: 30 mm | Width L: 13 mm | Torque: 35 N·m | Mass: 17 g
RNSB-20 Thread T: M20x1 | Set screw: M4x0.7 | OD D: 35 mm | Width L: 11 mm | Torque: 48 N·m | Mass: 35 g
RNSB-25 Thread T: M25x1.5 | Set screw: M5x0.8 | OD D: 43 mm | Width L: 15 mm | Torque: 86 N·m | Mass: 45 g
RNSB-30 Thread T: M30x1.5 | Set screw: M6x1 | OD D: 48 mm | Width L: 20 mm | Torque: 128 N·m | Mass: 80 g
RNSB-35 Thread T: M35x1.5 | Set screw: M8x1.25 | OD D: 60 mm | Width L: 21 mm | Torque: 192 N·m | Mass: 130 g
RNSB-40 Thread T: M40x1.5 | Set screw: M8x1.25 | OD D: 63 mm | Width L: 25 mm | Torque: 256 N·m | Mass: 235 g
Lock NutSUNGIL
15 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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SUNGIL RNSB Lock Nut for Ball Screw Support Units

Brand SUNGIL·Lock Nut

Available part numbers (15)

RNSB-4, RNSB-5, RNSB-6, RNSB-8, RNSB-8 (0.75P), RNSB-10, RNSB-10 (0.75P), RNSB-12, RNSB-15, RNSB-17 + 5 more — see full table ↓

How to order

Send the SUNGIL 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
RNSB-4Thread T: M4x0.5 | Set screw: M3x0.5 | OD D: 11 mm | Width L: 5 mm | Torque: 1.6 N·m | Mass: 4 g
RNSB-5Thread T: M5x0.5 | Set screw: M3x0.5 | OD D: 13 mm | Width L: 5 mm | Torque: 2 N·m | Mass: 5 g
RNSB-6Thread T: M6x0.75 | Set screw: M3x0.5 | OD D: 14.5 mm | Width L: 5 mm | Torque: 2.5 N·m | Mass: 5 g
RNSB-8Thread T: M8x1 | Set screw: M3x0.5 | OD D: 17 mm | Width L: 6.5 mm | Torque: 5 N·m | Mass: 8 g
RNSB-8 (0.75P)Thread T: M8x0.75 | Set screw: M3x0.5 | OD D: 17 mm | Width L: 6.5 mm | Torque: 5 N·m | Mass: 8 g
RNSB-10Thread T: M10x1 | Set screw: M4x0.7 | OD D: 20 mm | Width L: 8 mm | Torque: 9.5 N·m | Mass: 10 g
RNSB-10 (0.75P)Thread T: M10x0.75 | Set screw: M4x0.7 | OD D: 20 mm | Width L: 8 mm | Torque: 9.5 N·m | Mass: 10 g
RNSB-12Thread T: M12x1 | Set screw: M4x0.7 | OD D: 22 mm | Width L: 8 mm | Torque: 14 N·m | Mass: 14 g
RNSB-15Thread T: M15x1 | Set screw: M4x0.7 | OD D: 25 mm | Width L: 8 mm | Torque: 24 N·m | Mass: 15 g
RNSB-17Thread T: M17x1 | Set screw: M4x0.7 | OD D: 30 mm | Width L: 13 mm | Torque: 35 N·m | Mass: 17 g
RNSB-20Thread T: M20x1 | Set screw: M4x0.7 | OD D: 35 mm | Width L: 11 mm | Torque: 48 N·m | Mass: 35 g
RNSB-25Thread T: M25x1.5 | Set screw: M5x0.8 | OD D: 43 mm | Width L: 15 mm | Torque: 86 N·m | Mass: 45 g
RNSB-30Thread T: M30x1.5 | Set screw: M6x1 | OD D: 48 mm | Width L: 20 mm | Torque: 128 N·m | Mass: 80 g
RNSB-35Thread T: M35x1.5 | Set screw: M8x1.25 | OD D: 60 mm | Width L: 21 mm | Torque: 192 N·m | Mass: 130 g
RNSB-40Thread T: M40x1.5 | Set screw: M8x1.25 | OD D: 63 mm | Width L: 25 mm | Torque: 256 N·m | Mass: 235 g

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