Skip to content
Login for the best B2B Wholesale Experience.
Login for the best B2B Wholesale Experience.
AT3KST-04 Alfagomma by Kuriyama | AT3KST Series | SAE 100R17 | SUPERTUFF Alfatech 3000 Hydraulic Hose | Single Compact Wire Braid | 1/4" ID | 0.47" OD | 3250 PSI

AT3KST-04 Alfagomma by Kuriyama | AT3KST Series | SAE 100R17 | SUPERTUFF Alfatech 3000 Hydraulic Hose | Single Compact Wire Braid | 1/4" ID | 0.47" OD | 3250 PSI

Save $1.18 Save $1.18
$4.14
$4.14 - $4.14
$4.14
$2.96
$2.96 - $2.96
$2.96

Kuriyama of America Inc.
Alfagomma | AT3KST Series | SAE 100R17 | SUPERTUFF Alfatech 3000 Hydraulic Hose | Single Compact Wire Braid

Medium pressure service with petroleum-based hydraulic fluids, hot oil, grease, lubricants and crude oils, air and water.

This item is sold as Bulk Length and thus may come in multiple sections.
Specifications for Variant SKU: AT3KST-04 Kuriyama
Brand: Alfagomma, Alfatech, SUPERTUFF
Series: AT3KST Series
Hose Color(s): Black
Dash Size: -04
Internal Diameter: 0.25in
Outer Diameter: 0.47in
Tubing Construction: Synthetic Rubber
Cover Construction: Synthetic Rubber
Applicable Specs & Approvals: SAE 100R17, EN 857 1SC, MSHA IC-152/7
Compatible with the following Series: B Series  |   AF1 Series
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: -40°F (-40°C) to +212°F (+100°C) constant operation.
Maximum Operating Temperature: +257°F (+125°C)		 Air Maximum Temperature: +160°F (+70°C) Note: Operating temperatures in excess of 212°F (100°C) 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.

Kuriyama

Kuriyama

Located in Schaumburg, Illinois, Kuriyama of America has been eminently successful in developing and marketing a complete line of thermoplastic hose and accessories. Their expansive product line consist of thermoplastic, rubber and metal hose products, along with accessories including couplings and fittings.

Shop Parts by Kuriyama