Eaton FD89 — ISO 16028 Flush Face Hydraulic Quick Coupler

The Eaton FD89 — ISO 16028 Flush Face Hydraulic Quick Coupler is a hydraulic quick-disconnect coupling from Eaton's Aeroquip range. Premium ISO 16028 flush-face quick coupler — push-to-connect, dual flush-face valving for minimal fluid loss and zero air inclusion at disconnect. The volume modern hydraulic OEM coupler.

Working pressure to 300 bar (4351 psi) at the smallest body size, with minimum burst pressure of 1200 bar. Push-to-Connect connection — flush face (no-spill) variant.

Construction & features

• Interchange standard: ISO 16028
• Connection method: Push-to-Connect
• Valving: Flush Face (No-Spill)
• Flush-face / no-spill design — minimal fluid loss and air inclusion at disconnect
• Meets ISO 16028 dimensional requirements (global interchangeability)
• Push-to-connect latching for one-hand operation
• Dual flush-face valving — minimal spillage and air ingress
• Anti-extrusion Teflon seal
• Safety sleeve lock prevents accidental disconnection
• Largest size range in the ISO 16028 family — 1/4" through 2"
• Interchangeable with HTMA couplings in 3/8" size
• Interchanges with: Parker FEM (ISO 16028), Faster FFI, Stucchi APM, Snap-tite 78, HTMA-interchangeable in 3/8" size

Available variants — specify in your RFQ

Indus quotes the full FD89 range; specify the configuration that matches your hose end and operating envelope. The Eaton part-number scheme is FD89-XXXX-AA-BB (series, half/material code, port thread size in 16ths of an inch, nominal coupling size in 16ths of an inch).

• Coupling halves: Male, Female, Complete Set, Dust Cap (PVC), Dust Plug (PVC)
• Body sizes: 1/4", 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2", 2"
• Body materials: Carbon Steel (zinc trivalent chromate plated)
• Seal materials: Buna-N (with anti-extrusion Teflon seal)
• Port thread types: Female NPT, Female BSP, Female SAE O-ring

Sample part numbers: FD89-1001-04-04, FD89-1002-08-08, FD89-1006-12-12, FD89-1004-12-08, FD89-1005-16-12, FD89-1009-04, FD89-1008-32-32. The full part-number matrix is available on request — Indus will quote any standard configuration in the Eaton catalogue.

Performance

• Maximum operating pressure: 300 bar (4351 psi) at the smallest size; derates with diameter
• Minimum burst pressure: 1200 bar (17405 psi)
• Rated flow (largest size): up to 379 L/min
• Vacuum rating: 28 in./Hg
• Operating temperature range: -40°C to +100°C (varies by seal compound; specify in RFQ)

Applications

• Construction equipment hydraulics
• Agricultural equipment hydraulics
• Utility vehicle hydraulics
• On-highway truck hydraulics
• Stationary in-plant hydraulics and fluid transfer
• HTMA tool interchange (3/8" size)

How to order

Confirm (a) the exact Eaton part number you require, or (b) the configuration parameters: coupling half (male / female / complete set / repair kit / dust cap), body size, port thread type and designation, seal compound, body material. Indus will quote ex-Eaton with full mill certification, NACE / ABS / Lloyd's options on request, and air-freight or sea-freight options to UAE / GCC. Standard lead time 14 days from order; in-stock items ship same week.

Companion products

Indus also stocks the matching dust caps, dust plugs, and seal repair kits for this series — ask for them on the same RFQ. For hose assemblies terminated with this coupler, request a complete hose-end assembly quote and we will supply the assembly tested at 1.5× working pressure with witness-test certificate.