Key Features (Bullet Points)

• Genuine NTN needle roller and cage assembly for compact, high-load applications
• Part Number: NKS40
• Size: 40 mm (ID) x 55 mm (OD) x 22 mm (W)
• Design: Open (no seals), single-row, without inner ring
• Cage: Sheet steel cage
• Clearance: Normal radial clearance
• Tolerance/Class: P0 / PN2 / ABEC 1
• Temperature range: -20°C to +120°C
• Country of Origin: Japan
• EAN: 4547359125443

Technical Specifications

Brand: NTN
Item Number: NKS40
Category: Needle Roller & Cage Assembly (machined needle roller bearing / cage assembly)
Seal: None (Open bearing)
Needle rows: Single-row
Inner ring: Without inner ring
Cage: Sheet steel cage
Radial clearance: Normal
Tolerance class: P0 / PN2 / ABEC 1
Lubrication holes: None
Operating temperature: -20°C to +120°C

Dimensions

• Inner Diameter (d): 40.000 mm (1.5748 in)
• Outer Diameter (D): 55.000 mm (2.1654 in)
• Width (B): 22.000 mm (0.8661 in)

Identifiers & Trade Info

• EAN: 4547359125443
• Customs Tariff Number: 8482 4000
• Product ID: 10156946
• Country of Origin: Japan

Notes (important for customers)

• This is an open bearing (no seals). Proper lubrication and protection from contamination are recommended depending on application.
• Without inner ring: designed to run directly on a hardened/ground shaft or with a separate inner ring (if required by your setup).

   PACKAGE INCLUDES: ONE (1) NTN Bearing NKS40