Precision Needle Roller Bearings: Na4900, Na6902, Nk14/16 Models

Name: Precision Needle Roller Bearings: Na4900, Na6902, Nk14/16 Models
Brand: Zhejiang Judong Bearing Co., Ltd.
SKU: 2191601605

Zhejiang, ChinaZhejiang Judong Bearing Co., Ltd.

US$6.02

1-9 Pieces

US$5.00

10-99 Pieces

US$4.99

100+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Cage

With Cage

Rows Number

Single

Model NO.

NA4900 NA6902 NK14/16 BK0808 AXK0414TN

Load Direction

Thrust Bearing

Style

Without Outer Ring, With Outer Ring, Without Inner Ring, With Inner Ring

Material

Bearing Steel

Type

Open

Product Name

Needle Roller Bearing

Keywords

Needle Bearing

Model

Na6905

Bore Diameter

25 mm

Outside Diameter

42 mm

Width

30 mm

Basic Dynamic Load Rating, Radial

44.000 N

Basic Static Load Rating, Radial

59.000 N

Fatigue Load Limit, Radial

10.800 N

Limiting Speed

14.400 1/Min

Limiting Speed for Grease Lubrication

7.500 1/Min

Reference Speed

4.450 1/Min

Weight

55,4 G

Operating Temperature Min

30 Celsius

Operating Temperature Max

140 Celsius

Transport Package

Standard Packaging or Customized

Specification

Standard specifications or customized

Trademark

JUDONG

Origin

Zhejiang, China

Production Capacity

5000000pieces/Year

Key features

High Load Capacity: Thin and long rollers provide high load-bearing capacity in compact radial structures.

Versatile Application: Used in cars, compressors, construction, electric motors, and home appliances.

Premium Material: Made from GCR15 steel for excellent durability, strength, and wear resistance.

Precision Ratings: Available in P0, P6, P5, and P4 precision ratings for high accuracy needs.

ISO Certified: Meets ISO 9001:2000 standards for international quality and safety.

Low MOQ: Minimum order quantity is just 1 piece, accepting sample orders.

Customizable Options: Can be customized to fit specific user requirements and bore sizes.

Fast Delivery: Off-season lead time is within 15 workdays with various shipping options.

Company profile

High Repeat Buyers ChoiceFast DeliveryFull CustomizationIn-stock Capacity

Zhejiang Judong Bearing Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤10.14hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier operates in steel, rubber products, instruments and meters, and lubricants, with stated import and export authorization. It reports substantial export activity, flexible customization, quality-management certifications, 41–50 quality-control staff, and production output data. However, raw-material and quality traceability status is unknown, quality-control test equipment is listed as zero, and R&D audit documentation is unavailable. Overseas service coverage is limited, with no overseas showroom, agent, branch, or offline trade-show participation. Service procedures exist but lack written records. Financial information is inconsistent across the provided records, so financial credibility cannot be confirmed. No evidence of named customer cases or major-brand OEM service is provided.

Supplier typeThe supplier covers steel, rubber products, instruments and meters, and lubricants, and states that it has self-operated import and export rights. Export sales are reported at 71%–90%, although the stated exporting history is 0 years, creating a record inconsistency.

CertificationsThe supplier reports TS 16949, ISO 9001, and ISO 14001 certifications. These are explicit certification holdings relevant to automotive quality, general quality management, and environmental management.

After-Sales capabilityThe supplier has no overseas showroom, agent, branch, overseas-service country coverage, or offline trade-show participation. It reports service procedures for corrective actions and complaints, but no written records, while lead times are stated as within 15 workdays in both peak and off-season.

Production capacityThe supplier states that it supports both small-batch customization and large-scale orders, reports 41–50 quality-control staff, and provides annual production-output information. However, quality-control test equipment is listed as zero, which is an explicit production and quality-control deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and states that R&D responsibilities are customized to customer needs. This supports broad customization capability, although the limited R&D documentation reduces verification depth.