High-Pressure ParLock Multispiral Hoses ISO 3862 - DIN EN 856 Type 4SP - H31 - H31TC - H31ST | Product Series

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High-Pressure ParLock Multispiral Hoses ISO 3862 - DIN EN 856 Type 4SP - H31 - H31TC - H31ST

High-Pressure ParLock Multispiral Hoses ISO 3862 - DIN EN 856 Type 4SP - H31 - H31TC - H31ST

Where to Buy

Parker's ParLock Multispiral Hoses H31, H31TC and H31ST are developed with the ParLock Interlock technology and for a working pressure of up to 50,0 MPa. This hose range offer an excellent solution for extremely dynamic pressure applications.

Technical Specifications

  • Weight: 0.49 to 1.55 lb/ft, 0.73 to 2.31 kg/m
  • Industry: Industrial Manufacturing Equipment, Off-road Machinery, Transportation
  • Hose Inner Tube Material: Synthetic Rubber
  • Brand: Parker
  • Minimum Operating Temperature: -40 °F, -40 °C
  • Maximum Operating Pressure: 31.0 to 50.0 MPa, 310 to 500 bar, 4500 to 7250 psi
  • Product Type: Hydraulic Hose
  • Technology: Fluid & Gas Handling
  • Cover Material: Synthetic Rubber
  • Materials of Construction: Rubber
  • Design Factor: 4:1
  • Division: Polymer Hose Division Europe
  • Product Style: ParLock Multispiral
  • Minimum Bend Radius: 120 to 355 mm, 4.724 to 13.976 inch
  • Specifications Met: EN 856, Type 4SP, ISO 3862, Type 4SP
  • Compatible Fitting: V4 Series (internal and external skiving; sizes -10 up to -16), VS Series (external skiving; sizes -4 up to -8)
  • Inside Diameter: 1/4 to 1 inch, 6.4 to 25.4 mm
  • Maximum Operating Temperature: 100 °C (Water 85°C / Air 70°C), 212 °F (Water 185°F / Air 158°F)
  • Application: High Pressure Hydraulics
  • Hose Reinforcement Material: 4 Spirals of High Tensile Steel Wire
  • Outside Diameter: 0.700 to 1.563 inch, 17.8 to 39.7 mm
  • Size: -4 to -16
  • Media: Air (General Industrial Air), Coolants (Glycol, Coolants (Glycol), Fuels - Check fuel type with our catalogue chart.
Safety Warning

Full Product Description

Parker's High Pressure ParLock Multispiral Hoses H31, H31TC, and H31ST are developed with Interlock technology and are the ideal range for applications with extremely dynamic pressure profiles, pressure surges and peaks. The range consists of ParLock hoses, fittings and assembly equipment combined with Parker's crimping know-how.  The ParLock design is approved by the German Accident Prevention and Insurance Association (Berufsgenossenschaft) conforming to EN 201 (approved for injection-moulding machine applications).

Markets:
• Industrial
• Mobile
• Material Handling
• Oil and Gas

Features/Benefits:
• Matched hose and fitting system with Interlock technology guarantees an approved and safe
   combination and the highest quality and safety combined with the longest service life of the final product to the
  end-users.
• Exceeds ISO 3862 - EN 856 Type 4SH
• The H31TC  has a tough cover (TC). Tough cover offers 80 x greater abrasion resistance than standard cover.
• H31ST has even 450 x greater abrasion resistance than standard rubber cover hoses.
• Complete ParLock fitting technology across the full range of high pressure ParLock Multispiral Hoses providing
  simpler, quicker and safer hose assembly
• The Parker High Pressure ParLock skive type hose range is complemented by a full selection of compatible ParLock
  fittings to ensure a full metal to metal connection of the hose reinforcement with the shell or even with the nipple
  (external or external plus internal skiving) and are available in steel and stainless steel.

Applications:
• Hydrostatic transmissions (combine harvesters, large tractors, excavators)
• Vibratory hammers
• Large injection moulding machines
• Tunneling machines
• Forestry machines
• Large material handling machines (container handling)
• Excavator booms
• Blow-out preventers in oil and gas

Parker's High Pressure ParLock Multispiral Hoses H31, H31TC and H31ST are compatible with the Parker Parkrimp high pressure fitting series VS (external skiving)  from size -4 up to size -8 and series V4 (internal and external skiving from size -10 upt to size -16.

Related Documents

Compliance, Certifications & Safety
301SN_421SN_H29_H31_ R42_301TC_ H29TC_ H31TC_H42TC_H29ST_ H31ST_LR_TA_ expire_ Feb2026--(English)
301SN_421SN_H29_H31_R42_301TC_H29TC_H31TC_ H42TC_H29ST_H31ST_LR_TA_ Marine_expire_ Feb2026--(English)
H29_H29TC_H29ST_H31_H31TC_H31ST_DNV_expire_June2027
H31_H31TC_H31ST_RINA_expire_Jan2023
REACH_Declaration--(English)
Compliance, Certifications, & Safety
ROHS_III_Declaration--(English)
Literature and Reference Materials
Parker Hydraulic Hoses, Fittings and Equipment Catalogue CAT_4400_UK--(English)
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Products Hose I.D. (size) Hose Cover Type
H31-4 -4 Standard
H31-6 -6 Standard
H31-8 -8 Standard
H31-10 -10 Standard
H31-12 -12 Standard
H31-16 -16 Standard
H31ST-4 -4 Super Tough Cover
H31ST-6 -6 Super Tough Cover
H31ST-8 -8 Super Tough Cover
H31ST-10 -10 Super Tough Cover
H31ST-12 -12 Super Tough Cover
H31ST-16 -16 Super Tough Cover
H31TC-4 -4 Tough Cover
H31TC-6 -6 Tough Cover
H31TC-8 -8 Tough Cover
H31TC-10 -10 Tough Cover
H31TC-12 -12 Tough Cover
H31TC-16 -16 Tough Cover

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