Features of GFK one way bearing sprag
Type GFK is a sprag type freewheel integrated into a 59...Series ball bearing. This design provides high torque capacity for minimal outside diameter. It is a bearing supported type, delivered grease lubricated.
Oil bath lubrication is also possible. Whatever the lubrication type, seals should be provided, as illustrated on the next page.
Torque transmission must be ensured by a press fit assembly into a rigid outer housing with R6 tolerance, and onto a shaft with p5 tolerance.
Initial radial clearance has been provided to take into account this heavy press fit. Operating temperature range: -20° C to +100° C. Peaks up to +120° C are acceptable for short periods. Please contact us for higher temperatures.
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Type | Size |  | Overrunning speeds | Bearing series | Loads |  | Weight | ||||||
Rollersdyn. | Ballsdyn. | Rollersstat. | Ballsstat. | ||||||||||
GFK |
d | TKN1) | n imax2) | n amax3) |  | C | C | C0 | C0 | D | L | r |  |
[mm] | [Nm] | [min-1] | [min-1] | Â | [N] | [N] | [N] | [N] | [mm] | [mm] | [mm] | [kg] | |
20Â | 51Â | 5500Â | 4000Â | 5904Â | 5600Â | 4400Â | 2900Â | 2750Â | 37Â | 23Â | 0.5 | 0.09 | |
25Â | 65Â | 5300Â | 3800Â | 5905Â | 6300Â | 5300Â | 3450Â | 3350Â | 42Â | 23Â | 0.5 | 0.11 | |
30Â | 95Â | 5000Â | 3500Â | 5906Â | 7700Â | 5500Â | 4600Â | 3650Â | 47Â | 23Â | 0.5 | 0.13 | |
35Â | 204Â | 4600Â | 3200Â | 5907Â | 8200Â | 8500Â | 5200Â | 5700Â | 55Â | 27Â | 1Â | 0.2 | |
40Â | 315Â | 4200Â | 3000Â | 5908Â | 8650Â | 9300Â | 5750Â | 6700Â | 62Â | 30Â | 1Â | 0.3 | |
45Â | 370Â | 3800Â | 2500Â | 5909Â | 9200Â | 9700Â | 6350Â | 7300Â | 68Â | 30Â | 1Â | 0.34 | |
50Â | 460Â | 3400Â | 2200Â | 5910Â | 9650Â | 10000Â | 6950Â | 7800Â | 72Â | 30Â | 1Â | 0.36 |
Product PictureÂ
Company InformationÂ
 Changzhou Suma Precision Machinery Co., Ltd(Changzhou Tianniu Clutch Factory)is a manufacturer specialized in Producing Various cam clutch, one way bearing, one way clutch, backstop clutch, overrunning clutch and other bearings with high technology.Â
CertificatesÂ
FAQÂ
Q:Â How do you pack the goods?
- Â Small Items:
Each in small white box or Roll Pack - in 19x18x9CM carton box - 29*28*19CM carton box - Wooden box / Wooden pallet
- Medium Items:Â 29*28*19cm carton box + Wooden box /Wooden palletÂ
- Heavy Items:Â Wooden Box / Wooden PalletÂ
Q:Â Can i get the samples from you?
A: It is highly encouraged to ask for the samples for quality check.Â
Q:Â Can you promise to deliver the goods in time?
- Â Â Â Small items: In stock.Â
- Â Â Â Medium Items: 10-15 DaysÂ
- Â Â Â Big items:Â 20-25 DaysÂ
 High Overrunning Speed GFK20 One Way Bearing Sprag Freewheel / Backstop ClutchÂ
Features of GFK one way bearing sprag
Type GFK is a sprag type freewheel integrated into a 59...Series ball bearing. This design provides high torque capacity for minimal outside diameter. It is a bearing supported type, delivered grease lubricated.
Oil bath lubrication is also possible. Whatever the lubrication type, seals should be provided, as illustrated on the next page.
Torque transmission must be ensured by a press fit assembly into a rigid outer housing with R6 tolerance, and onto a shaft with p5 tolerance.
Initial radial clearance has been provided to take into account this heavy press fit. Operating temperature range: -20° C to +100° C. Peaks up to +120° C are acceptable for short periods. Please contact us for higher temperatures.
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Type | Size |  | Overrunning speeds | Bearing series | Loads |  | Weight | ||||||
Rollersdyn. | Ballsdyn. | Rollersstat. | Ballsstat. | ||||||||||
GFK |
d | TKN1) | n imax2) | n amax3) |  | C | C | C0 | C0 | D | L | r |  |
[mm] | [Nm] | [min-1] | [min-1] | Â | [N] | [N] | [N] | [N] | [mm] | [mm] | [mm] | [kg] | |
20Â | 51Â | 5500Â | 4000Â | 5904Â | 5600Â | 4400Â | 2900Â | 2750Â | 37Â | 23Â | 0.5 | 0.09 | |
25Â | 65Â | 5300Â | 3800Â | 5905Â | 6300Â | 5300Â | 3450Â | 3350Â | 42Â | 23Â | 0.5 | 0.11 | |
30Â | 95Â | 5000Â | 3500Â | 5906Â | 7700Â | 5500Â | 4600Â | 3650Â | 47Â | 23Â | 0.5 | 0.13 | |
35Â | 204Â | 4600Â | 3200Â | 5907Â | 8200Â | 8500Â | 5200Â | 5700Â | 55Â | 27Â | 1Â | 0.2 | |
40Â | 315Â | 4200Â | 3000Â | 5908Â | 8650Â | 9300Â | 5750Â | 6700Â | 62Â | 30Â | 1Â | 0.3 | |
45Â | 370Â | 3800Â | 2500Â | 5909Â | 9200Â | 9700Â | 6350Â | 7300Â | 68Â | 30Â | 1Â | 0.34 | |
50Â | 460Â | 3400Â | 2200Â | 5910Â | 9650Â | 10000Â | 6950Â | 7800Â | 72Â | 30Â | 1Â | 0.36 |
Product PictureÂ
Company InformationÂ
 Changzhou Suma Precision Machinery Co., Ltd(Changzhou Tianniu Clutch Factory)is a manufacturer specialized in Producing Various cam clutch, one way bearing, one way clutch, backstop clutch, overrunning clutch and other bearings with high technology.Â
CertificatesÂ
FAQÂ
Q:Â How do you pack the goods?
- Â Small Items:
Each in small white box or Roll Pack - in 19x18x9CM carton box - 29*28*19CM carton box - Wooden box / Wooden pallet
- Medium Items:Â 29*28*19cm carton box + Wooden box /Wooden palletÂ
- Heavy Items:Â Wooden Box / Wooden PalletÂ
Q:Â Can i get the samples from you?
A: It is highly encouraged to ask for the samples for quality check.Â
Q:Â Can you promise to deliver the goods in time?
- Â Â Â Small items: In stock.Â
- Â Â Â Medium Items: 10-15 DaysÂ
- Â Â Â Big items:Â 20-25 DaysÂ
Â
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