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Rolamentos de rolos de agulha
Created with Pixso. HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

Nome da Marca: GQZ /OEM
Número do modelo: HK2012
MOQ: 1 peça
preço: USD 0.2-0.6
Prazo de entrega: 3-5 dias úteis
Condições de pagamento: T/T, Western Union, Moneygram
Informações pormenorizadas
Lugar de origem:
China
Certificação:
ISO9001:2015
Largura (B):
12mm
Aplicativo:
Pequenos motores, peças automotivas, cilindros hidráulicos, máquinas de construção, ferramentas elét
Diâmetro externo (D):
26mm
Diâmetro interno (d):
20mm
Material:
Aço para rolamento Gcr15
Tipo:
Rolamento de rolos de agulha de copo puxado
Modelo de rolamento:
HK2012
Recurso:
Seção transversal ultrafina, capacidade de carga radial super alta, economia de espaço, tamanho comp
Liberação:
C3
Número de linha:
Linha única
Tipo de vedação:
Padrão de extremidade aberta, vedação de borracha RS / 2RS opcional
Estrutura:
Separável (unidade externa do rolo + anel interno separado)
Classe de precisão:
Padrão P0
Detalhes da embalagem:
na caixa de embalagem individual
Habilidade da fonte:
100.000 conjuntos por mês
Descrição do produto
HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

Product Overview
  • HK2012 is a standard open-end drawn cup needle roller bearing with compact dimensions 20×26×12mm, designed without an inner ring. It consists of a thin precision stamped steel outer cup, multiple needle rollers and integrated steel cage as a single assembly. Its ultra-thin radial cross-section greatly saves installation space compared to ball bearings of the same bore size, while dense needle roller arrangement delivers outstanding radial load capacity and structural rigidity. This bearing requires a hardened and ground shaft surface to act as the inner raceway during installation. Standard open version fits clean lubricated environments; RS and 2RS rubber sealed variants are available to resist dust and splash. It is a cost-effective compact rotary component widely adopted for light & medium-duty mechanical transmission requiring high load capacity in limited installation space.

*Send inquiry to get latest factory price and technical datasheet for HK2012 needle roller bearing.

Key Specifications
Specification Value
Bearing Model HK2012
Bore Fw 20 mm
Outer diameter D 26 mm
Width B 12 mm
Dynamic load Cr 8.42 kN
Static load C0r 12.5 kN
Limiting speed (Grease) 12000 r/min
Limiting speed (Oil) 14000 r/min
Approximate weight 0.014 kg
Structure Open end drawn cup needle roller bearing, no inner ring
Material GCr15 Bearing Steel
Cage Steel cage standard
Seal Type Open, RS single rubber seal / 2RS double rubber seal optional
Main Features
  • Ultra thin wall drawn steel outer cup, minimal radial thickness for compact layout
  • Large number of needle rollers, ultra-high radial load & stiffness performance
  • No inner ring design, reduce overall assembly weight and space occupation
  • Open end as standard; single RS / double 2RS rubber contact seals optional for dustproof & splashproof
  • Integrated steel cage keeps needle rollers stable, low friction smooth rotation
  • Only suitable for radial loads, not recommended for axial force bearing
  • P0 standard precision grade, economical cost for mass wholesale projects

Typical Applications
  • Automotive auxiliary rotating parts, clutch and small transmission assemblies
  • Hydraulic cylinders, valve bodies and small hydraulic power units
  • Portable power tools, hand drill and small rotary tool equipment
  • Light construction machinery and mini engineering transmission components
  • Agricultural small rotary devices and farm auxiliary machinery
  • Micro industrial motors, small conveyor and precision light-duty equipment

*Contact our technical team to confirm compatibility and bearing assembly suggestions.

Why Choose GQZ Bearing
  • Thin outer cup made of high-quality bearing steel with full surface hardening treatment for wear resistance.
  • Precision sorted needle rollers ensure uniform stress distribution and long service life.
  • Strict dimensional tolerance inspection to guarantee tight press-fit performance into housing.
  • Complete stock of HK series drawn cup needle bearings, support mixed batch and fast delivery.
  • Provide OEM laser marking and customized packaging for global wholesale buyers.

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

HK2012 Needle Roller Bearing 20×26×12mm Compact Drawn Cup Equipment Bearing Wholesale GQZ

FAQ

Q1: Are MR88N and MI72N two independent usable bearings?

A1: No. MR88N is only the outer ring & needle roller assembly without inner race; MI72N is the matched inner ring. They must be used together as one complete bearing unit. Separate parts cannot operate normally.

Q2: What are the dimensions of MR88N+MI72N?

A2: Bore 114.3 mm (4.5"), Outer Diameter 177.8 mm (7"), Width 63.5 mm (2.5").

Q3: Can this bearing work at high speed?

A3: It is designed for heavy radial load, recommended for low and medium speed operation.

Q4: Does this bearing support re-lubrication?

A4: Yes. The outer ring has built-in lubrication groove and oil hole for periodic grease replenishment.

Q5: Is interchangeability available with McGill original MR88N/MI72N?

A5: Yes, our GQZ bearing maintains standard inch dimensions for direct replacement.

*Place bulk orders for MR series inch needle bearings, enjoy sufficient stock and fast delivery.