Technical Specification Sheet — NSK 3304B-2ZRTNGC3 YRLN5 (Double Row Angular Contact)

Identification

• Brand: NSK
• Item Number / Part No.: 3304B-2ZRTNGC3 YRLN5
• Also known as: 3304B-2ZRTNGC3; 3304-BD-2Z-TVH-C3; 3304-BD-XL-2Z-TVH-C3
• EAN: Not available (as provided)
• Product ID: 10097195
• Category: Angular Contact Ball Bearing — Double Row
• Arrangement: Standard version

Dimensions & Weight

Metric

• Bore (d): 20 mm
• Outside Diameter (D): 52 mm
• Width (B): 22.2 mm
• Weight: 0.197 kg

Inch

• Bore (d): 0.7874 in
• Outside Diameter (D): 2.0472 in
• Width (B): 0.8740 in

Design / Construction

• Ball Rows: Double row bearing
• Material: Standard bearing steel
• Bore: Cylindrical bore
• Outer Ring: Without flange / groove
• Seal / Shielding: 2ZR / ZZ / 2Z — Metal shields on both sides
• Cage: TNG / P — Glass-fibre reinforced polyamide (plastic molded), ball-riding
• Split Inner/Outer Ring: Standard
• Filling: N — Normal filling (35%)

Internal Clearance / Precision / Temperature

• Radial Internal Clearance: C3 (higher than CN; slightly increased radial clearance)
• Precision / Tolerance Class: P0 / PN2 / ABEC 1 (Standard precision)
• Operating Temperature Range: -20 °C to +120 °C (grease code indicates -30 °C to +120 °C)
• Heat Stabilization: No (up to 120 °C)

Contact Angle

• Contact Angle: 25°
• Suffix “B”: 25° contact angle

Lubrication

• Lubricant Code: YRL — Grease for operating temperature -30 °C to +120 °C
• Lubrication: Higher & lower temperature grease (as provided)

Suffix Meaning

• B: 25° contact angle
• 2ZR: Metal shields on both sides
• TNG: Solid cage, glass-fibre reinforced polyamide, ball riding
• C3: Internal clearance larger than normal
• YRL: Grease for -30 °C to +120 °C operation
• N: Normal filling (35%)
• 5: Standard single-pack packaging (individual box, then master carton with protective fill)

Trade / Customs

• Country of Origin: Germany
• Customs Tariff Number (HS): 8482 1090

   PACKAGE INCLUDES: ONE (1) NSK Bearing 3304 B 2ZR TNG C3 YRLN5