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NTN Oil Free Bushings（Type：Straight/sleeve）
NTN offers products Oil Free Bushings specified by Type Straight/sleeve from Automation Components product category. There are a total of 3 items. Search and select detailed specifications of parts for your machine with free CAD downloads. NTN products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.
Configure
Specification/Dimensions
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Inner Dia. d(Ø)
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Outer Dia. D(Ø)
- 3
- 3.5
- 4
- 4.5
- 4.6
- 5
- 05
- 5.5
- 5.6
- 06
- 6
- 7
- 08
- 8
- 9
- 10
- 11
- 12
- 12$8$12$8
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 42
- 43.0
- 44
- 45
- 46
- 47
- 48
- 50
- 52
- 53.0
- 55
- 56
- 57
- 60
- 62
- 65
- 68
- 70
- 74
- 75
- 78
- 80
- 85
- 90
- 95
- 96
- 100
- 105
- 110
- 115
- 117
- 118
- 120
- 125
- 130
- 135
- 140
- 145
- 150
- 155
- 156
- 160
- 165
- 170
- 180
- 190
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Overall Length L(mm)
- 2
- 02
- 2.4
- 2.5
- 2.6
- 2.7
- 2.8
- 3
- 03
- 3.5
- 3.8
- 4
- 04
- 4.4
- 4.5
- 4.8
- 05
- 5
- 5.5
- 5.9
- 06
- 6
- 6.5
- 7
- 7.5
- 7.7
- 08
- 8
- 9
- 9.5
- 10
- 10.5
- 11
- 11.5
- 12
- 12.5
- 13
- 13.5
- 13.8
- 14
- 14.5
- 15
- 15.5
- 16
- 16.5
- 17
- 17.5
- 18
- 19
- 20
- 21
- 21.5
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31.5
- 32
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 42
- 42.5
- 45
- 47
- 48
- 50
- 51
- 52
- 55
- 56
- 57
- 58
- 59
- 60
- 62
- 63
- 64
- 65
- 67
- 67.5
- 68
- 69
- 70
- 73
- 74
- 75
- 77
- 78
- 80
- 81
- 82
- 85
- 86
- 90
- 95
- 97
- 100
- 103
- 108
- 110
- 112
- 115
- 120
- 125
- 128
- 130
- 140
- 141
- 150
- 158
- 170
- 188
- 500
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Metal Type
- Bronze
- Brass
- Cast Iron
- Sintered Steel
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Environment
- Standard
- Heat Resistant
- Foreign Object Resistant
- Vibration Resistant
- In Oil
- In Water
- In Seawater
- In Chemical
- Conformance to Food Sanitation Law
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Resin Type
- POM (Polyacetal)
- PTFE (Polytetrafluoroethylene)
- High Performance Polymer Composition
- Polyphenylenesulfide
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Multi-layer
- Steel, Sintered Bronze, Polytetrafluoroethylene
- Steel, Sintered Bronze, Polyacetal
- Steel, Copper Type Sintered Alloy
- Metal Mesh, Polytetrafluoroethylene
- Aluminum, Fluororesin
- Polyacetal
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Case Shape
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Mounting Shaft Fits
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Mounting Hole Fits
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Lubrication
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Thickness t(mm)
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Max. Allowable Surface Pressure P(N/mm2)
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Case Material
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Max. Allowable Velocity V(m/s)
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Length Type
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Max. Allowable PV Value Range(N/mm2•m/s)
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Max. Allowable PV Value(N/mm2•m/s)
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Type
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Brand |
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- 3 items
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Sintered Oil Retaining Bearing Bearphite
NTN
Bearings that make effective use of powder metallurgy technology.
[Features]
· Defined as "oil-impregnated sintered and porous bearings comprised mainly of metal powder."
· Excellent bearing performance across a wide range of applications.
· The stable lubrication function extends the bearing lifespan and exhibits excellent bearing performance across low to high temperatures.
· Stable quality in terms of accuracy, density and oil content is maintained through the unique manufacturing technology and quality control.
[Applications]
· Ideal for fairground machines, power generation facilities, molding machines, industrial robots, etc.From: ฿ 70.42 Special Price Days to Ship: 
Same day
Same day
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You can add up to 6 items per a category to the compare list.
NTN
MLE bearings are environmentally friendly, clean, lead-free sliding bearings that exhibit excellent sliding characteristics under high surface pressures.From: ฿ 100.00 Days to Ship:
Quote
Quote
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025NTN
A high-quality, original resin sliding bearing.
[Features]
· Made from resin with low-friction, abrasion-resistance, non-sticky, heat resistance and chemical resistance with little deformation due to compressive load.
· ARE achieves zero environmental emissions by a special construction method.
[Applications]
· Ideal for chemical-resistant and oil-resistant environmental copy machines, guide roller parts and the like.From: ฿ 55.16 Special Price Days to Ship:
Same day
Same day
| Brand |
|---|
| Product Series |
| From |
| Days to Ship |
| Type |
| Inner Dia. d(Ø) |
| Outer Dia. D(Ø) |
| Overall Length L(mm) |
| Metal Type |
| Environment |
| Resin Type |
| Multi-layer |
| Case Shape |
| Mounting Shaft Fits |
| Mounting Hole Fits |
| Lubrication |
| Thickness t(mm) |
| Max. Allowable Surface Pressure P(N/mm2) |
| Case Material |
| Max. Allowable Velocity V(m/s) |
| Length Type |
| Max. Allowable PV Value Range(N/mm2•m/s) |
| Max. Allowable PV Value(N/mm2•m/s) |
You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | |
| Brand | NTN | NTN | NTN |
| Product Series | |||
| From | ฿ 70.42 Special Price On Sale Until 31/03/2025 | ฿ 100.00 | ฿ 55.16 Special Price On Sale Until 31/03/2025 |
| Days to Ship | Same day | Quote | Same day |
| Type | Straight/sleeve | Straight/sleeve | Straight/sleeve |
| Inner Dia. d(Ø) | 3 ～ 25 | 130 | 3 ～ 50 |
| Outer Dia. D(Ø) | 5 ～ 30 | 135 | 6 ～ 60 |
| Overall Length L(mm) | 2 ～ 25 | 8 | 5 ～ 50 |
| Metal Type | Brass | - | - |
| Environment | Standard | Standard | Standard / Heat Resistant / In Oil / In Water / In Seawater / In Chemical |
| Resin Type | - | - | PTFE (Polytetrafluoroethylene) |
| Multi-layer | - | Steel, Sintered Bronze, Polytetrafluoroethylene | - |
| Case Shape | - | - | - |
| Mounting Shaft Fits | - | h7 | h6 |
| Mounting Hole Fits | - | H7 | M7 |
| Lubrication | Unlubricated | Unlubricated | Unlubricated |
| Thickness t(mm) | 1 ～ 3 | 2.47 | - |
| Max. Allowable Surface Pressure P(N/mm2) | 7 | - | - |
| Case Material | - | - | - |
| Max. Allowable Velocity V(m/s) | 1.83 | - | - |
| Length Type | Single | Single | Single |
| Max. Allowable PV Value Range(N/mm2•m/s) | 1.1~2.0 | 1.1~2.0 | 0.3~1.0 |
| Max. Allowable PV Value(N/mm2•m/s) | 0.83 | 1.63 | 1 |
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Related Categories to Oil Free Bushings
FAQ Oil Free Bushings
- Question: What does the term ″self-lubricating bushing″ refer to?
- Answer: The term ″self-lubricating bushing″ refers to a type of bearing or sleeve that has the ability to provide lubrication to reduce friction without requiring external lubricants like oil or grease. These bushings are designed with embedded solid lubricants, such as graphite or PTFE (Teflon), which release lubrication during operation. They are commonly used in various applications where low friction, smooth operation, and maintenance-free performance are desired, such as in machinery, automotive components, and industrial equipment.
- Question: Should you apply grease or oil to bronze bushings?
- Answer: In general, bronze bushings do not need additional grease or oil. They are self-lubricating and don't require external lubrication. However, if there is excessive friction or wear, a small amount of compatible oil or grease can be applied. It's best to follow the manufacturer's recommendations or seek professional advice for specific bronze bushings.
- Question: What materials are typically used to manufacture self-lubricating bushings?
- Answer: Self-lubricating bushings are usually made from materials like bronze, brass, steel, PTFE (Teflon), nylon, and composites. These materials have built-in lubrication properties, reducing the need for external lubricants. Bronze and brass are durable choices, steel is strong, PTFE offers low friction, nylon is lightweight, and composites provide a balance of strength and self-lubrication. Material selection depends on specific application requirements.
- Question: Are bronze bushing self-lubricating?
- Answer: Yes, bronze bushings are self-lubricating. They contain built-in solid lubricants like graphite or PTFE. This means they can provide lubrication on their own, reducing friction and wear. They don't require additional external lubrication, making them convenient and suitable for various applications.
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