639PLP-4 - Composite Push-to-Connect Air Fittings, Prestolok Push In Pneumatic Fittings | Parker

Composite Push-to-Connect Fittings - PLP Composite | #639PLP-4

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639PLP-4

Composite Push-to-Connect Fittings - PLP Composite | #639PLP-4

1/4" Plug


Technical Specifications

  • Body Material: Glass-Reinforced Nylon
  • Connection 1 Tube Outside Diameter: 1/4" (O.D.)
  • Connection 1 Size: 1/4"
  • Connection 1 Type: Plug-in Stem
  • Connection 2 Type: Plug-in Stem
  • Configuration: Tube to Plug
  • Product Style: Plug
  • Silicone Free: Yes
  • Seal Material: Nitrile
  • Product Type: Push-to-Connect Fittings
  • Tube Material: Fluoropolymer, Nylon, Nylon Semi-Rigid, Polyurethane 95 Durometer Shore A
  • Brand: Parker
  • Minimum Operating Temperature: -20 °C (-15°C for 3/16" size only), -4 °F (5°F for 3/16" size only)
  • Technology: Fluid & Gas Handling, Pneumatics
  • Maximum Operating Pressure: 20 bar (18 Bar 3/16" size only), 290 psi (260 Psi 3/16" size only)
  • Division: Fluid System Connectors Division
  • Connection Type: BSPT, Metric, NPTF, Plug-in and Hose-Barb, Push-to-Connect, UNF
  • Maximum Operating Temperature: 175 °F (155°F for 3/16" size only), 80 °C (68°C for 3/16" size only)
  • Specifications Met: DI: 1907/2006, ISO 14743, PED DI: 97/23/EC, RoHS DI: 2002/95/EC
  • For Fluid Type: Air
  • Application: Packaging, Pneumatics, Robotics, Semiconductor, Textile, Vacuum
  • Gripping Ring Material: Stainless Steel
Safety Warning

Item Information

Parker’s Prestolok composite pneumatic push-to-connect fittings reduce assembly time by eliminating the use of a sleeve and tightening of a nut required in compression style fittings. Simply push the tubing into the fitting until it bottoms. These quick connect pneumatic fittings are also easy to disassemble: just press the release button, hold against the body and pull tubing from the fitting. A D-seal in the Prestolok PLP composite air fitting provides a positive seal on the O.D. of the tubing in both static and dynamic positions. The D-seal deforms during insertion of the tubing lowering the insertion force without compromising the sealing feature. A thread sealant is applied to all male threads eliminating the possibility of system contamination from PTFE tape. All components in Prestolok PLP composite are silicone free. All Prestolok PLP composite push in fittings are 100% leak tested and date coded to guarantee quality and traceability.



For use with the following Parker Parflex Division tubing.

• Polyethylene, Polyurethane 90 Durometer Shore A. Eliminate Fluoropolymer

• Nylon

• Semi-rigid nylon

• Polyurethane 95 Durometer Shore A

• Fluoropolymer



Markets:

• Pneumatic

• Industrial

• Robotic

• Automation

• Printing

• Packaging

• Textile

• Semi-conductor



Features and Benefits:

• Glass reinforced nylon 6.6 body

• Stainless steel grab ring

• Conforms to ISO 14743

• Nitrile D-seal provides a positive seal on the O.D. of the tube, in both static and dynamic positions

• 100% leak tested in production

• Date coding to guarantee quality and traceability

• Corrosion and chemical resistance

• Full flow

• Pre-applied thread sealant

• Inch and metric sizes, 1/8" - 1/2", 4mm - 16mm

• Lightweight

• NPT, UNF, BSPT, BSPP & Metric threads

• Use with Semi-rigid nylon, Polyurethane 95 durometer Shore A, Nylon, Polyethylene, Polypropylene, Polyurethane 90 durometer Shore A tubing

• Silicone free

• Orientable for ease of assembly



Applications:

• Air lines

• Inert gases

• Cutting fluids

• Vacuum

Custom configurations and sizes are available upon request. Contact us for additional information.



Value:

Parker Hannifin's Fluid System Connectors Division's patented D-Seal technology provides superior sealing protection to enhance the tube connection, prolonging the fitting, resulting in increased OEM revenues by extending equipment life.

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Where to Buy

Local Contact

Parker Hannifin Corporation

Fluid System Connectors Division

300 Parker Drive

Otsego, MI 49078 USA

UNITED STATES

Phone

+1 (269) 692-6555

Fax

+1 (269) 694-4614

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