Poly-Flow is our line of thermoplastic hydraulic hose.
Poly-Flow hose combines cost-effectiveness with a number of desirable physical characteristics:
  • Light in weight
  • Kink resistant
  • Fabric reinforced as opposed to steel wire – can be offered in non-conductive styles
  • Special chemical resistant tubes
  • Offers tight bend radius
  • Maximum flex life
  • Available in continuous long length

Series 4704 SAE 100R7 Medium Pressure

Tube:

Polyester elastomer

Cover:

Proprietary polyurethane blend (“Tuff-Skin”) – black, perforated

Reinforcement:

Single Polyester Braid

Pressure Range:

2250 PSIG to 3000 PSIG (Depending on size)

Branding:

Ink jet

Sizes:

-02 (1/8″) through -08 (1/2″)

Applications:

General medium pressure hydraulic applications including material handling and mobile equipment, agricultural equipment, and lubrication systems. “Tuff-Skin” cover has excellent abrasion resistance and low coefficient of friction. Bonded construction has excellent kink resistance and long life. Available in continuous lengths. For twin-line product, see Series 4704T.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Standard LengthPackagingCoupling SeriesTemperature
4704-021/83.2.328.1300012,000.50.03500 ftCoilsSW-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704-033/164.8.4210.7300012,000.75.05250 ftCoilsSW-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704-041/46.4.4812.2275011,0001.5.05250 ftCoilsSW-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704-055/167.9.5714.5250010,0001.8.08250 ftCoilsSW-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704-063/89.5.6416.322509,0002.0.10250 ftCoilsSW-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704-081/212.7.8120.622509,0003.0.15250 ftCoilsSW-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids

Series 4704T Twin-Line SAE 100R7

Tube:

Polyester elastomer

Cover:

Proprietary polyurethane blend (“Tuff-Skin”) – black, perforated

Reinforcement:

Single Polyester Braid

Pressure Range:

2250 PSIG to 2750 PSIG (Depending on size)

Branding:

Inkjet

Sizes:

-04 (1/4″) through -08 (1/2″)

Applications:

A twin-line general medium pressure hydraulic hose for applications including material handling and mobile equipment, agricultural equipment, and lubrication systems. “Tuff-Skin” cover has excellent abrasion resistance and low coefficient of friction. Bonded construction has excellent kink resistance and long life. Available in long continuous lengths.

Part NumberInside Diameter (In.)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Standard LengthPackagingCoupling SeriesTemperature
4704T-041/46.4.4812.2275011,0001.5.10250 ftCoilsSW
-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704T-063/89.5.6416.322509,0002.0.19250 ftCoilsSW
-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704T-081/212.7.8120.622509,0003.0.30250 ftCoilsSW
-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids

Note: Above hose not intended for use in static discharge applications–i.e. airless paint spray.

Series 4704NC Non-Conductive SAE 100R7

Tube:

Polyester elastomer

Cover:

Proprietary polyurethane blend (“Tuff-Skin”) – orange, non perforated

Reinforcement:

Single Polyester Braid

Pressure Range:

2250 PSIG to 3000 PSIG (Depending on size)

Temperature:

-40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids

Sizes:

-03 (1/8″) through -08 (1/2″)

End Fittings:

Series SW

Branding:

Inkjet

Applications:

General hydraulics where electrical non-conductivity is required. Ideal for use on electrical utility truck hydraulic systems, aerial equipment (pickers), and rescue apparatus and tools. Bonded construction for kink resistance. Excellent abrasion and UV resistant cover (“Tuff-Skin”). Meets J517 that requires less than 50 micro-amperes leakage when subjected to 75,000 volts/ft for five minutes. Complies with ANSI 92.2 for vehicle-mounted aerial devices. For twin-line product, see Series 4704NC-T.

Part NumberNominal I.D. (In)Nominal I.D. (MM)Maximum O.D. (In)Maximum O.D. (MM)Minimum Bend Rad. (In)Minimum Bend Rad. (MM)Max. Working Pressure ANSI !92.2 (PSI)Max. Working Pressure ANSI !92.2 (BAR)Max. Working Pressure SAE 100R7 (PSI)Max. Working Pressure SAE 100R7 (BAR)Minimum Burst Pressure (PSI)Minimum Burst Pressure (BAR)Weight (Lbs/100ft)Weight (kg/100m)
4704NC-021/830.32081/2133,0002073,00020712,0008283.04.5
4704NC-033/1650.420113/4193,0002073,00020712,0008284.56.7
4704NC-041/460.475121-1/2383,0002073,00020712,0008285.27.7
4704NC-055/1680.570151-3/4453,0002072,50017310,0006907.511.2
4704NC-063/8100.640162513,0002072,2501559,0006219.514.1
4704NC-081/2130.810213763,0002072,2501559,00062114.822.1
4704NC-123/4191.060276152 1,660 1151,250865,00034518.512.6
4704NC-161251.3303482031,33092 1,000694,00027627.040.2
Note: Above hose not intended for use in static discharge applications–i.e. airless paint spray.
Note: Lay lines will provide both ANSI and SAE maximum working pressure as listed with ANSI 92.2 – 1990 “Vehicle Mounted Elevating and Rotating Aerial Devices”.

Series 4704NC-T Twin-Line, Non-Conductive

Tube:

Polyester elastomer

Cover:

Proprietary polyurethane blend (“Tuff-Skin”) – orange, non perforated

Reinforcement:

Single Polyester Braid

Pressure Range:

2250 PSIG to 2750 PSIG (Depending on size)

Sizes:

1/4″, 3/8″, and 1/2″

Branding:

Inkjet

End Fittings:

Series SW

Applications:

A twin-line general service hydraulic hose, used where electrical non-conductivity is required. Ideal for use on electrical utility truck hydraulic systems, aerial equipment (pickers), and rescue apparatus and tools. Bonded construction for kink resistance. Excellent abrasion and UV resistant cover (“Tuff-Skin”). Meets J517 that requires less than 50 micro-amperes leakages when subjected to 75,000 volts/ft for five minutes. Complies with ANSI 92.2 for vehicle-mounted aerial devices.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI) ANSI A92.2SAE 100R7 W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight Lbs/FtCoupling SeriesTemperature
4704NC-T-041/46.4.4812.23000275011,0001.5.10SW -40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704NC-T-063/89.5.6416.3300022509,0002.0.19SW -40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
4704NC-T-081/212.7.8120.6300022509,0003.0.30SW -40°F to +212°F (-40°C to +100°C). Limited to +135°F (+57° C) for water based or fire resistant fluids
Note: Lay-line will provide both ANSI and SAE maximum working pressure as listed with ANSI 92.2 – 1990 “Vehicle Elevating and Rotating Aerial Devices.”
Note: Above hose not intended for use in static discharge applications–I.E. airless paint spray.

Series 4730LT Low-Temp SAE 100R18

Tube:

Polyester elastomer

Cover:

Polyester elastomer (non-stick) – black, perforated

Reinforcement:

One or two layers of high strength polyester fiber braid

Pressure Range:

3000 PSIG MAWP

Branding:

Ink jet

Sizes:

1/4″, 3/8″, and 1/2″

Applications:

Designed for low-temperature applications on fork trucks (over-the-sheave), cold storage and refrigerated areas, material handling, construction equipment, general hydraulics and hydraulic tools, agricultural equipment, and lubricating equipment. Bonded construction for kink resistance and long life. Superior flexibility in cold temperature applications. Low coefficient of friction cover (non-stick). Excellent bend radius.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Coupling SeriesTemperature
4730LT-041/46.40.5113.0300012,0001.80.06SW
-70°F to +212°F (-57°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4730LT-063/89.50.6817.3300012,0003.00.13SW
-70°F to +212°F (-57°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4730LT-081/212.712.721.3300012,0003.50.17SW
-70°F to +212°F (-57°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids

Note: Rated for 3000 PSI Constant Pressure

Series 4800 SAE 100R8 Medium Pressure

Tube:

Nylon

Cover:

Black abrasion resistant polyurethane, perforated

Reinforcement:

Single Aramid braid

Pressure Range:

3500 PSIG to 5000 PSIG (Depending on size)

Branding:

Ink jet

Sizes:

-03 (3/16″) through -08 (1/2″)

Applications:

General medium pressure hydraulic applications including hydraulic and pneumatic systems, high-pressure gas and chemicals, mobile equipment, machine tools, and agricultural equipment. Bonded construction has excellent kink resistance and long life. Low volumetric expansion. Lighter and smaller O.D. than 100R2. Available in long continuous lengths.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Coupling SeriesTemperature
4800-033/164.80.4310.9500020,0001.50.05SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4800-041/46.40.5112.8500020,0002.00.06SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4800-063/89.50.6616.6400016,0002.50.08SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4800-081/212.70.8120.6350014,0004.00.13SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids

Note: Not recommended for over-the-sheave (pulley systems) applications.

Series 4800NC SAE 100R8 Non-Conductive

Tube:

Nylon

Cover:

Proprietary polyurethane blend (“Tuff-Skin”) – orange, non perforated

Reinforcement:

Single Aramid braid

Pressure Range:

3500 PSIG to 5000 PSIG (Depending on size)

Branding:

Ink jet

Sizes:

-04 (1/4″) through -08 (1/2″)

Applications:

General hydraulics where electrical non-conductivity is required. Ideal for use on aerial equipment, mobile machinery, and rescue tools. Bonded construction for kink resistance. Abrasion and UV resistant “Tuff-Skin” cover with low coefficient of friction. Meets J517 that requires less than 50 micro-amperes leakage when subjected to 75,000 volt/ft for five minutes. Complies with ANSI 92.2 for vehicle-mounted aerial devices. Low volumetric expansion. 100R8 performance @ 100R7 dimensions.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Coupling SeriesTemperature
4800NC-041/46.40.5112.8500020,0002.00.06SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4800NC-063/89.50.6616.6400016,0002.50.08SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4800NC-081/212.70.8120.6350014,0004.00.13SW
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids

Note: Above hose not intended for use in static discharge applications–i.e. airless paint spray.

Series 4850 SAE 100R8 (Std. O.D.)

Tube:

Nylon

Cover:

Black polyurethane, perforated

Reinforcement:

Two Polyester braids

Pressure Range:

3500 PSIG to 5000 PSIG (Depending on size)

Branding:

Ink jet

End Fittings:

SB

Sizes:

1/4″, 3/8″, and 1/2″

Applications:

General medium pressure hydraulic applications including hydraulic and pneumatic systems, high-pressure chemicals, mobile equipment, and hydraulic tools. Bonded construction has excellent kink resistance and long life. Superior impulse cycling and flexing. Excellent fluid compatibility. Available in twin or multi-line.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Standard LengthPackagingCoupling SeriesTemperature
4850-041/46.4.6215.7500020,0002.0.12250 ftCoilsSB
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4850-063/89.5.7619.3400016,0002.5.15250 ftCoilsSB
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4850-081/212.7.8922.6350014,0004.0.19250 ftCoilsSB
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids

Note: Standard O.D. SAE 100R8

Series 4850NC SAE 100R8 Standard O.D. Non-Conductive

Tube:

Nylon

Cover:

Proprietary polyurethane blend (“Tuff-Skin”) – orange, non perforated

Reinforcement:

Two Polyester braids

Pressure Range:

500 PSIG to 5000 PSIG (Depending on size)

Branding:

Ink jet

End Fittings:

SB

Sizes:

1/4″, 3/8″, and 1/2″

Applications:

General hydraulics where electrical non-conductivity is required. Ideal for use on aerial and utility equipment, mobile machinery, and rescue tools. Bonded construction for kink resistance. Abrasion and UV resistant “Tuff-Skin” cover with low coefficient of friction. Superior impulse cycling and flexing. Meets J517 that requires less than 50 micro-amperes leakage when subjected to 75,000 volts/ft for five minutes. Available in twin or multi-line.

Part NumberInside Diameter (In)Inside Diameter (MM)Outside Diameter (In)Outside Diameter (MM)W.P. (PSI)Burst (PSI)Minimum Bend Rad. (In)Weight (Lbs/Ft)Coupling SeriesTemperature
4850NC-041/46.4.6215.7500020,0002.0.12SB
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4850NC-063/89.5.7619.3400016,0002.5.15SB
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids
4850NC-081/212.7.8922.6350014,0004.0.19SB
-40°F to +212°F (-40°C to +100°C). Limited to +150°F (+65° C) for water based or fire resistant fluids

Note: Above hose not intended for use in static discharge applications–i.e. airless paint spray.

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