Skip to main content
Home / Bearings & Bushings / SF1-5530/5540/5550 Self-Lubricating Oil-Impregnated Bearing / Composite Bearing / Oil-Free Bushing / Shaft Sleeve / Copper Sleeve

Attributes

Brand -
Category Industrial Small Parts / Bearings & Bushings
Origin -
Material Composition Sintered Bronze Composite
Lubrication System Oil-Impregnated (Self-Lubricating)
Product Series SF1-5530 / 5540 / 5550
Bearing Style Sleeve Bushing
Inner Diameter Tolerance H7/H8 Standard
Operating Temperature Range -10°C to +120°C
Static Load Capacity 140 N/mm²
Maximum Sliding Speed 2.5 m/s
Surface Treatment Smooth Machined Finish
Primary Applications Automotive, Agricultural, Industrial Machinery

5 reviews

A

Anonymous

Apr 09, 2026

Rating: 5/5

Excellent self-lubricating performance

No need for constant greasing. These bushings run smoothly even under moderate load. Great value for the price point.

A

Anonymous

Mar 13, 2026

Rating: 4/5

Great value

Competitive pricing compared to local suppliers. Dimensions were accurate upon measurement. Would purchase again.

A

Anonymous

Feb 09, 2026

Rating: 5/5

Reliable for high load

Using these in a conveyor system. They handle the load well without overheating. The bronze composite is sturdy.

A

Anonymous

Feb 07, 2026

Rating: 4/5

Good quality, slight delay

The material quality is excellent and seems very durable. Shipping took a bit longer than expected, but the product itself meets all specifications.

A

Anonymous

Feb 07, 2026

Rating: 5/5

Perfect fit for my lathe

These bearings fit perfectly into my machinery setup. The self-lubricating feature saves me a lot of maintenance time. Highly recommended for industrial use.

5 FAQ

Q: Are these bearings metric or imperial sized?

A: These bearings are manufactured using metric dimensions. Please refer to the specific datasheet for exact measurements.

Q: Are these compatible with stainless steel shafts?

A: Yes, these bronze composite bearings are compatible with hardened steel and stainless steel shafts.

Q: Can I add extra grease to these oil-impregnated bushings?

A: It is generally not recommended as the internal oil reservoir is designed to provide sufficient lubrication. Adding external grease may clog the pores.

Q: What is the lead time for bulk orders?

A: Standard orders ship within 24 hours. Bulk orders over 500 units may require 3-5 business days for processing.

Q: Do you offer technical drawings for the SF1-5550 model?

A: Yes, technical drawings and CAD files are available upon request via our customer service portal.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
Cheese Processing Equipment - Small Pasteurized Fresh Milk Production Line, Fully Automatic Cheese Making Machine

Cheese Processing Equipment - Small Pasteurized Fresh Milk Production Line, Fully Automatic Cheese Making Machine

$66,500.00

Household Mini Range Hood, Portable USB Desktop Smoke Extractor for Living Room Hot Pot & BBQ Odor Removal

Household Mini Range Hood, Portable USB Desktop Smoke Extractor for Living Room Hot Pot & BBQ Odor Removal

$41.00

Sanitary Grade Stainless Steel Low-Temperature Vacuum Single-Effect Falling Film Evaporator for Milk Powder and Juice Processing

Sanitary Grade Stainless Steel Low-Temperature Vacuum Single-Effect Falling Film Evaporator for Milk Powder and Juice Processing

$4,158.00

Chain Shortener & Lifting Rigging - Double Chain Hook Assembly for Overhead Cranes and Hoists

Chain Shortener & Lifting Rigging - Double Chain Hook Assembly for Overhead Cranes and Hoists

$130.00

Youlian Toast Shaping Machine Dough Molder Square Bread Shaper Bakery Equipment YSN-T380

Youlian Toast Shaping Machine Dough Molder Square Bread Shaper Bakery Equipment YSN-T380

$9,695.20

Michelin Tire 255/50R20 109V - Compatible with VW Teramont, Trumpchi GS8, AITO M7, Li Auto L7/L8/L9, and NIO ES6

Michelin Tire 255/50R20 109V - Compatible with VW Teramont, Trumpchi GS8, AITO M7, Li Auto L7/L8/L9, and NIO ES6

$550.00

Traditional Wooden Rattle with Sheepskin Head for Early Education Newborns Boys and Girls Visual Tracking Grip and Hearing Training

Traditional Wooden Rattle with Sheepskin Head for Early Education Newborns Boys and Girls Visual Tracking Grip and Hearing Training

$11.88

French Canson Classic Printmaking Paper 100% Cotton 320g for Screen Printing, Woodcut, Copperplate, Lithography; 250g Cotton Pulp 60*76cm Half Sheet 8K Quarter Sheet A4 Printmaking Painting Tool Set Ink Roll Rubbing Paper

French Canson Classic Printmaking Paper 100% Cotton 320g for Screen Printing, Woodcut, Copperplate, Lithography; 250g Cotton Pulp 60*76cm Half Sheet 8K Quarter Sheet A4 Printmaking Painting Tool Set Ink Roll Rubbing Paper

$7.65

Fan Start Capacitor 8uF for ABB ACS800 VFD

Fan Start Capacitor 8uF for ABB ACS800 VFD

$350.00

babycare Baby Rattle with Teether for Newborns, Silicone Shaker Bell Educational Toy for Infants and Toddlers

babycare Baby Rattle with Teether for Newborns, Silicone Shaker Bell Educational Toy for Infants and Toddlers

$39.90

Class 100 Clean Workbench and Laminar Flow Hood, Negative Pressure Weighing Booth, Direct from Manufacturer

Class 100 Clean Workbench and Laminar Flow Hood, Negative Pressure Weighing Booth, Direct from Manufacturer

$2,475.00

1.9m 4-Printhead Digital Sublimation Printer for Diatom Mud, Polyester Fabric, and Garment Heat Transfer Printing

1.9m 4-Printhead Digital Sublimation Printer for Diatom Mud, Polyester Fabric, and Garment Heat Transfer Printing

$600.00

ergo5950 Acrylic Specialty Adhesive - High-Strength Bond for Acrylic Sheets, PMMA, Glass, Fish Tanks, PLA, and PC Boards

ergo5950 Acrylic Specialty Adhesive - High-Strength Bond for Acrylic Sheets, PMMA, Glass, Fish Tanks, PLA, and PC Boards

$57.84

Invisalign Orthodontic Retainer Storage Box - Compact Portable Cleaning Case for Teeth Aligners and Dentures

Invisalign Orthodontic Retainer Storage Box - Compact Portable Cleaning Case for Teeth Aligners and Dentures

$12.30

[Camizong] Lilith's Claw – Gothic-Style Fork Acrylic Check-In Stick for Badge Display with Magnetic Backing

[Camizong] Lilith's Claw – Gothic-Style Fork Acrylic Check-In Stick for Badge Display with Magnetic Backing

$11.70

PELICAN 1010 Outdoor Waterproof Micro Case for Earphones and Cable Storage

PELICAN 1010 Outdoor Waterproof Micro Case for Earphones and Cable Storage

$25.00

Korea Hwahong Model 345 Detail Liner Brush for Painting - Recommended by Xijiu 011

Korea Hwahong Model 345 Detail Liner Brush for Painting - Recommended by Xijiu 011

$12.52

Stainless Steel Oil Painting Medium Dispenser and Brush Washer Cup for Students, Diluent and Watercolor Paint Supplies

Stainless Steel Oil Painting Medium Dispenser and Brush Washer Cup for Students, Diluent and Watercolor Paint Supplies

$3.80

[Cao Quan Stele Beginner Set] Beginner Clerical Script Learning Set

[Cao Quan Stele Beginner Set] Beginner Clerical Script Learning Set

$41.60

Manyue Car Aromatherapy Hand-Mold Plaster DIY Raw Material Scented Diffuser Stone White Hard Plaster Powder 500G

Manyue Car Aromatherapy Hand-Mold Plaster DIY Raw Material Scented Diffuser Stone White Hard Plaster Powder 500G

$5.95

Pelican Soft Grid Dividers for Case 1510 - Compatible with 1500, 1550, and 1610 Models

Pelican Soft Grid Dividers for Case 1510 - Compatible with 1500, 1550, and 1610 Models

$170.00

Children's Orthodontic Expander Storage Case, Portable Retainer Box with Lanyard for Frankel Appliances

Children's Orthodontic Expander Storage Case, Portable Retainer Box with Lanyard for Frankel Appliances

$14.33

Portable Denture Storage Case for Elderly - Cleaning and Soaking Box for False Teeth and Retainers

Portable Denture Storage Case for Elderly - Cleaning and Soaking Box for False Teeth and Retainers

$19.30

Handmade Soap Wrought Iron Hanging Rack, DIY Grape/Lychee Soap Display Hook, Premium Creative Gift Decor

Handmade Soap Wrought Iron Hanging Rack, DIY Grape/Lychee Soap Display Hook, Premium Creative Gift Decor

$4.08

Stainless Steel Parallel Brush Roller Washer - Sand Removal Equipment for Oysters and Vegetable Cleaning

Stainless Steel Parallel Brush Roller Washer - Sand Removal Equipment for Oysters and Vegetable Cleaning

$8,175.00

Camellia Scented Plaster DIY Kit Parent-Child Team Building Car Vent Diffuser Ornament with Tutorial Included

Camellia Scented Plaster DIY Kit Parent-Child Team Building Car Vent Diffuser Ornament with Tutorial Included

$3.23

Glass Bonding High-Transparency Waterproof UV Adhesive Shadowless Glue 7194V for Small Glass Fish Tanks & Vases

Glass Bonding High-Transparency Waterproof UV Adhesive Shadowless Glue 7194V for Small Glass Fish Tanks & Vases

$105.00

Mineral Water Bucket Stand - Simple Storage Rack for Bottled Water, Water Dispenser, and Purified Water Support

Mineral Water Bucket Stand - Simple Storage Rack for Bottled Water, Water Dispenser, and Purified Water Support

$150.00

UE5 Neon Shop Signs - 3D Model Assets and Props for Unreal Engine 5

UE5 Neon Shop Signs - 3D Model Assets and Props for Unreal Engine 5

$0.50

Surface-Mounted Semi-Circular Stainless Steel Floor Cable Raceway with Anti-Crush Design

Surface-Mounted Semi-Circular Stainless Steel Floor Cable Raceway with Anti-Crush Design

$2.50