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Compact High Load Capacity HK Nki Na Rnao Series Needle Roller Bearing for Spinning Machinery
US$0.10-39.90
100 Sets
Sample price:US$20.00/set.Request sample
Product profile
Customization
AvailableLoad Direction
Radial BearingStyle
With Outer RingModel NO.
HKMaterial
Bearing SteelType
OpenFeature
Long Life, High Speed, Low NoiseApplicable
Industries. Car. Fan. GearboxCustomerized
CustomizableSample
AvailableService
OEM ODMLubrication
Grease or OilTransport Package
Carton PalletTrademark
WSFAOrigin
ChinaHS Code
8482300000Production Capacity
500000Key features
High Load Capacity Design: Slender rollers offer high radial load capacity in a compact structure for demanding applications.
Premium Alloy Steel Material: Made of high-quality alloy steel with precision heat treatment for excellent wear resistance and durability.
OEM and Customization Service: Accepts OEM orders and custom manufacturing based on customer samples or technical drawings.
Wide Application Compatibility: Suitable for auto transmissions, industrial machinery, agricultural equipment, and construction machinery.
Strict Quality Control: 100% inspection including crack detection, roundness, and hardness, meeting ISO international standards.
Multiple Series Options: Offers HK, BK, RNA, and TAF series to fit specific needs like unidirectional thrust or inner ring-free designs.
Fast Delivery Options: Express or air shipping for orders under 1000 pcs; sea freight for larger quantities to ensure timely delivery.
Long Service Life: Designed for rust prevention and stable performance under high speeds and harsh working environments.
Company profile
Business Type: Trading Company CertifiedCustomization Options: Minor Customization CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.14h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryThe supplier is identified as a trading company whose stated scope includes bearing sales and manufacturing. It presents claims of high-end bearing development, R&D investment, automated production, full-process quality control, clean workshops, heat treatment, testing, and ISO9001, DIN, and ABMA-related certifications. However, several operational controls are undocumented: no written procedures or records for supplier assessment, corrective and preventive actions, or complaint handling; no raw-material traceability; no inventory, overseas warehouse, overseas showroom, overseas agent or branch capability; and no offline trade-show participation. The supplier states service terms and lead times within 15 workdays, but financial information reports zero revenue, costs, profits, cash flows, and current ratio for the stated periods, which does not establish financial strength. Customization is mentioned, while specific customization capacity is not demonstrated. Export activity to over 50 countries is...
Supplier typeThe supplier is explicitly classified as a Trading Company. Its stated business scope covers bearing sales, sales of specialized bearings and transmission components, and bearing manufacturing, indicating a trading-led business with manufacturing included in its registered scope.
CertificationsThe supplier states that professional testing and certifications including ISO9001, DIN, and ABMA confirm its quality control. This is explicit evidence of claimed certification-related credentials, although the slices do not provide certificate numbers, validity dates, or issuing-body verification.
After-Sales capabilityThe company description states that it provides after-sales services through a multilingual team and logistics partners. However, no written complaint-handling procedures or records are reported, so the existence of a service offering is supported while the effectiveness and formal management of after-sales support remain weakly documented.
Financial creditThe reported financial indicators show zero operating revenue, costs, profits, cash received, cash inflows, cash outflows, and current ratio for the stated periods. These figures do not demonstrate financial strength or operating scale, although the slices do not explain whether the zeros reflect unavailable, incomplete, or actual financial data.
R&D capabilityThe supplier explicitly describes technological innovation as a core focus, increased R&D investment, and a professional team developing high-performance bearings. These statements support an innovation commitment, but no quantitative R&D results, patents, or specific developed products are provided.
Production capacityThe supplier claims manufacturing in its business scope and describes clean workshops, advanced automatic production equipment, heat treatment, professional testing, and full-process quality control. Nevertheless, it reports no in-stock capacity and lacks raw-material traceability, while outsourcing procedures and manufacturing-capacity contracts are unknown; production capability is therefore supported by stated facilities and processes but has important control gaps.
Customization capabilityThe company states that it provides customization services and links its offering to professional teams, R&D investment, and high-end bearing development. The slices do not specify customization equipment, engineering workflow, minimum quantities, or examples of customized products, so the capability is claimed but only partially evidenced.
Product Q&A
Q:How do you control the quality of the bearings?
A:
All bearing parts undergo 100% strict inspection before and during production, including crack detection, roundness, hardness, roughness, and geometry size. All bearings meet ISO international standards.
Q:What materials are available for the bearings?
A:
We provide bearings made from chrome steel GCR15, stainless steel, ceramics, and other materials depending on the application requirements.
Q:What is the delivery time for orders?
A:
If goods are in stock, delivery takes 5 to 10 days. If out of stock, it takes 15 to 20 days, depending on the quantity ordered.
Q:Do you accept OEM and custom orders?
A:
Yes, we accept OEM orders and can customize bearings according to customer samples or technical drawings.
Q:What are the main differences between HK/BK and RNA/TAF series?
A:
HK and BK series are unidirectional thrust needle bearings with simple structures. RNA and TAF series are inner ring-free, using the shaft as the raceway to reduce weight and cost.
Send Inquiry
*To:
Shandong Wanshifa Bearing Co. Ltd.
Shandong Wanshifa Bearing Co. Ltd.*Content:
Supplier replies will be sent to your registered email
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