Skip to content
Login for the best B2B Wholesale Experience.
Login for the best B2B Wholesale Experience.
B-6659-4 ZSi-Foster Quick Disconnect ISO-A Series Dust Plug - 1/4"

B-6659-4 by ZSi-Foster | Quick Disconnect | ISO-A Series | Dust Plug | 1/4"

Save $2.63 Save $2.63
$6.58
$6.58 - $6.58
$6.58
$3.95
$3.95 - $3.95
$3.95

ZSi-Foster Quick Disconnect Couplings - Non-Standard Interchange Design - ISO A Series - Dust Plugs
Specifications for Variant SKU: B-6659-4 ZSi-Foster
Series: 6600 Series
Ends Configuration: 1/4in Female ISO-A QD Interchange
Material(s): Rubber
Interchange:
  • Conforms with ISO 7241-1, Series A
Applications:
  • The versatile ISO A Series couplings are used in a wide range of hydraulic applications including construction equipment, manufacturing machinery, and in-plant systems. They can be found anywhere the fluid transfer lines need to be connected and disconnected for operation or maintenance of equipment. Rugged construction makes it a good choice for mobile applications including dump trucks, snow plows, refuse hauling, mining, asphalt paving, truck trailer connections and many more. In-plant machinery applications include hydraulic fluid, chemicals and gas lines for paper mills, steel production, and many varieties of plant maintenance and production equipment.
Features:
  • ISO A Series couplings feature poppet valves with solid metal perch that maintains valve alignment and prevents flow checking. Both the sleeves of the socket and plug are case hardened to make the couplings resistant to damage from brinelling and mechanical shock.
  • The durable ball-locking mechanism ensures a reliable connection every time.
  • These couplings have female pipe and straight thread end configurations as standard. The dimensional requirements of Series A in ISO 7241-1. Socket and plug are interchangeable with other parts compatible with ISO 7241-1.
  • ISO A couplings with sleeve lock, comply with OSHA requirements that couplings shall be the type that cannot be unlocked or disconnected by means of a straight pull without rotary motion.
Specifications:
  • Temperature Range (std seals): -40 deg. F to +250 deg. F.
  • Working Pressure:
    • 1/4" - 5000 PSI
    • 3/8" - 4000 PSI
    • 1/2" - 4000 PSI
    • 3/4" - 4000 PSI
    • 1" - 4000 PSI
Flow:
Part Number Size
B-6659-4 1/4"
B-6659-12 3/4"
B-6659-16 1"
Note: Foster approved components (May be imported)
ZSi Foster

ZSi Foster

ZSi-Foster is a leading manufacturer and supplier of highly engineered, mission critical clamping and coupling devices as well as USA-manufactured strut and strut accessories. Our clamping products are specified for the most demanding environments and applications to eliminate damage due to vibration, shock, surge and corrosion and to eliminate unwanted noise. Our coupler products provide the highest quality connections for pipe, tube and hose in hydraulic and pneumatic applications.

Shop Parts by ZSi Foster