Tractor Quick Couplings
Agricultural Hydraulic Couplings
Free-flow tractor-to-implement couplings built for dusty fields, long duty cycles and one-handed hookup.
Product Overview
ISO 5675 agricultural couplings are the standard quick coupling for tractor implements and farm machinery. The free-flow poppet design supports high return flow, and the robust ball-lock sleeve stands up to dust, vibration and repeated connect cycles. Available for ISO 5675 implements with NPT or BSPP ends in the common 1/2" size, plus matching dust caps.
Key Features
- Free-flow poppet for high return flow
- Dust-resistant sleeve and ball lock
- One-handed connect/disconnect
- Interchangeable per ISO 5675 with major ranges
- Caps and plugs available per size
- Steel or stainless body
Applications
ISO 5675 dimensional interchange
Caps & plugs stocked
Custom thread options
24h quote response
What Makes a Good Tractor Coupling
Field work is brutal on couplings: dust, mud, vibration and hundreds of connect cycles per season. ISO 5675 couplings survive because the free-flow poppet keeps return flow high and the sleeve keeps debris out of the locking mechanism. The most common failure is seal wear from contamination - fitting dust caps when implements are parked is the single best maintenance habit.
Technical Specifications
| Item | Specification |
|---|---|
| Standard | ISO 5675 (agricultural hydraulic quick couplings) |
| Size | 1/2" (DN 12.5) dominant; other sizes on request |
| Working pressure | Typically 200 bar (3,000 psi) class |
| Materials | Carbon steel, zinc or nickel plated; stainless option |
| Connections | NPT, BSPP male/female per implement standard |
| Flow | Free-flow poppet design for high return flow |
| Temperature | -20 C to +100 C typical |
| Applications | Tractors, implements, balers, sprayers, loaders |
* Specifications subject to change. Contact us for the current datasheet.
FAQ
Questions Buyers Ask
Is 1/2" ISO 5675 the universal tractor size?
For most implements yes - 1/2" ISO 5675 dominates agricultural quick couplings. Larger flow implements may use flat-face ISO 16028. Check the implement hose ends before ordering.
What threads do tractor couplings use?
Most ISO 5675 couplings come with NPT or BSPP threads; older European machines often use BSPP. Specify the thread of the implement hose.
Interested in Agricultural Hydraulic Couplings?
Factory-direct pricing, OEM/ODM options and lead times — send your spec and volume, get a quote within 24 hours.