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DAIDO METAL Oil Free Bushings（Environment：Vibration Resistant）
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DAIDO METAL
Oil-retaining bearing (bushing type) with self-lubricating characteristics.
[Features]
· Can be used without oil.
· High-load, high-speed capabilities.
· Stable shape and dimensions and thin-wall construction for compact equipment design.
· Excellent wear resistance in places where oil film formation is difficult due to reciprocating and oscillating motion, frequent start and stop, etc.
· Wide selection of standard parts such as wrapped bushes, thrust washers, slide plates, etc. available.
· Compatible with DDK05 dry bearings and DBX01 bearings.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) Straight/sleeve 5 ～ 100 7 ～ 105 4 ～ 90 - Vibration Resistant POM (Polyacetal) - - - H7 Unlubricated 1 ～ 2.5 24.5 - 1.15 - 2.1~5.0 3.25 From: ₹ 108.65 Days to Ship: 5 Day(s) or more 
5 Day(s) or more
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DAIDO METAL
Pre-lubricated bearing. Be sure to fill with lubricant when installing.
[Features]
· Quiet operation free of squeaking or knocking.
· Low friction characteristics prevents damage to the shaft (mating surface).
· The bearing surface remains virtually wear-free with minimum amount of lubricant (grease or oil).
· The frictional force at startup is extremely low.
· This enables smooth rotation at startup and at low speed under high load conditions.
· Superior non-seizure properties.
· Shaft misalignment tolerance is excellent.
· Can withstand impact loads.
· Excellent load-carrying performance even under oscillating and fretting conditionsType 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) Straight/sleeve 10 ～ 85 13 ～ 90 10 ～ 80 - Vibration Resistant POM (Polyacetal) - - - H7 Unlubricated 1.5 ～ 2.5 - - - - 2.1~5.0 - From: ₹ 151.16 Days to Ship: 5 Day(s) or more
5 Day(s) or more
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| CAD |
| 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.  | You can add up to 6 items per a category to the compare list.  | |
| Brand | DAIDO METAL | DAIDO METAL |
| Product Series | ||
| CAD |
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| From | ₹ 108.65- | ₹ 151.16- |
| Days to Ship | 5 Day(s) or more | 5 Day(s) or more |
| Type | Straight/sleeve | Straight/sleeve |
| Inner Dia. d(Ø) | 5 ～ 100 | 10 ～ 85 |
| Outer Dia. D(Ø) | 7 ～ 105 | 13 ～ 90 |
| Overall Length L(mm) | 4 ～ 90 | 10 ～ 80 |
| Metal Type | - | - |
| Environment | Vibration Resistant | Vibration Resistant |
| Resin Type | POM (Polyacetal) | POM (Polyacetal) |
| Multi-layer | - | - |
| Case Shape | - | - |
| Mounting Shaft Fits | - | - |
| Mounting Hole Fits | H7 | H7 |
| Lubrication | Unlubricated | Unlubricated |
| Thickness t(mm) | 1 ～ 2.5 | 1.5 ～ 2.5 |
| Max. Allowable Surface Pressure P(N/mm2) | 24.5 | - |
| Case Material | - | - |
| Max. Allowable Velocity V(m/s) | 1.15 | - |
| Length Type | - | - |
| Max. Allowable PV Value Range(N/mm2•m/s) | 2.1~5.0 | 2.1~5.0 |
| Max. Allowable PV Value(N/mm2•m/s) | 3.25 | - |
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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
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- 08
- 8
- 9
- 10
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- 12
- 12$8$12$8
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- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 42
- 43.0
- 44
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- 50
- 52
- 53.0
- 55
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- 65
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- 95
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- 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
- 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
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- 128
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- 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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Related Categories to Oil Free Bushings
FAQ Oil Free Bushings
- Question: What does the term ″self-lubricating bushing″ or oil free bushings refer to?
- Answer: The term ″self-lubricating bushing″ or oil free bushings 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 or oil free bushings 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 oil free bushings?
- Answer: Oil free 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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