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AT3KST-08 Alfagomma by Kuriyama | AT3KST Series | SAE 100R17 | SUPERTUFF Alfatech 3000 Hydraulic Hose | Single Compact Wire Braid | 1/2" ID | 0.76" OD | 3000 PSI

AT3KST-08 Alfagomma by Kuriyama | AT3KST Series | SAE 100R17 | SUPERTUFF Alfatech 3000 Hydraulic Hose | Single Compact Wire Braid | 1/2″ ID | 0.76″ OD | 3000 PSI

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Application:Medium pressure service with petroleum-based hydraulic fluids, hot oil, grease, lubricants and crude oils, air and water. For air or gas application above 250 PSI (1.7 Mpa) the cover should…

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Application: Medium pressure service with petroleum-based hydraulic fluids, hot oil, grease, lubricants and crude oils, air and water. For air or gas application above 250 PSI (1.7 Mpa) the cover should be pin-pricked. SAE Rating: Meets or exceeds SAE 100R17
Other Ratings: Meets or exceeds EN 857 1SC (Sizes -04 and -06)
MSHA IC-152/7 approved flame resistance		 Tube: Synthetic rubber, black.
Reinforcement: -04, -06, -08: One layer high tensile steel wire braid
-16: Two layer high tensile steel wire braid		 Cover: Synthetic rubber, black… weather, oil, fuel, ozone and abrasion-resistant.
Service Temperature Range: -40F (-40C) to +212F (+100C) constant operation.
Maximum Operating Temperature: +257F (+125C)		 Air Maximum Temperature: +160F (+70C) Note: Operating temperatures in excess of 212F (100C) may materially reduce the life of the hose.
Branding: ALFAGOMMA AT3K SUPERTUFF ID …WP …MPa (…PSI) – SAE 100R17 – DN … MSHA IC-152/7 – Q/YR
Note: Sizes -04 and -06 include “EN 857 1SC” on layline.
Other Features:
  • SUPERTUFF is a durable hose cover by ALFAGOMMA, designed to reduce downtime from hose failure.
  • Highly abrasion- and impact-resistant – ideal for harsh environments.
  • Outperforms standard rubber and polyurethane covers in tests.
  • Low-friction surface helps it slide over rough surfaces.
  • SUPERTUFF is an integrated design – bonded to the hose, not an added sleeve.
  • Won’t detach under pressure or movement.
  • Great for machinery with exposed hydraulic lines.
  • Replaces the need for plastic spiral guards.
Part Number ID OD Max. Working
Pressure*		 Min Bend
Radius		 Weight
(in.) (mm) (in.) (mm) PSI (in.) (mm) (lbs./ft.)
AT3KST-04 1/4″ 6.4mm 0.47″ 2.0mm 3250 1.9″ 48.3mm 0.12 lbs/ft
AT3KST-06 3/8″ 9.5mm 0.61″ 15.4mm 3000 2.5″ 63.5mm 0.18 lbs/ft
AT3KST-08 1/2″ 12.7mm 0.76″ 19.2mm 3000 3.5″ 88.9mm 0.25 lbs/ft
AT3KST-16** 1″ 25.4mm 1.40″ 35.5mm 3000 6.0″ 152.4mm 0.86 lbs/ft

* Minimum burst pressure 4-to-1 safety factor
** Double steel wire braid, all others are single wire braid.

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