Parker 51 Series industrial profile coupling
Premium Quick Coupling with German Industrial Profile, Series 51

Parker's coupling system with German industrial profile. Coupling system with single-hand operation. UltraFlo valve for optimum flow and low pressure drop. Robust coupling in slim design mainly for pneumatic applications. The steel sleeve counters oscillating forces. The high insertion depth is guaranteed by an optimized plug guide. Premium quick coupling system with nominal diameter 6 for pneumatic and fluid handling applications up to 50 bar. Coupling system with German industrial profile. Available made of brass/steel.

Markets:
- Machinery Construction
- Automotive
- Aerospace
- Mobile Hydraulics
- Industrial

Features/Benefits:
- UltraFlo valve for optimum flow and low pressure drop
- Steel sleeve counters oscillating forces
- Single-hand operation for easy and fast connection

Applications:
- Pneumatic Power Tools
- Assembly Lines
- Air compressors
- Fluid Transfer
- Cooling Lines

Related Documents
Literature and Reference Materials
Catalog 3800 Quick Coupling Products
Catalogue Page Parker Rectus Series 51
Catalogue Page Parker Rectus Series 51
Datasheet Series 51 Double-Shut-Off Version made of Brass/Steel
Datasheet Series 51 Single-Shut-Off Version made of Brass/Steel
Dust Caps
Installation and Maintenance Instructions - Quick Connect Couplings
Instructions for use - Standard-Couplings
Leakage rates for low-pressure couplings
Torque recommendations
Compliance, Certifications, & Safety
Certificate of conformity - 2014 68 EU_connectic
Customer information about test reports and inspection certificates
Instructions for use for explosive areas (ATEX)
Machinery Directive 2006/42/EC
REACH-Declaration
RoHS Declaration of conformity
Safety instructions - Quick Connect Couplings

Premium Quick Coupling with German Industrial Profile, Series 51