Wellhead Grease Fittings, Pressure Relief Tools & Plugs Series | Product Series

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Wellhead Grease Fittings, Pressure Relief Tools & Plugs Series

Wellhead Grease Fittings, Pressure Relief Tools & Plugs Series

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Parker PGI’s Pressure Relief Tools and Plugs were developed to properly connect to installed fittings to allow body cavity pressure to be vented to the atmosphere.

Technical Specifications

  • Application: Vent Capped Fittings, Packing Injector Fittings, Bleeder Plugs
  • Valve Option: Bleeder Valve, n/a
  • Body Material: Carbon Steel AISI 1215, Steel AISI 4140, Stainless Steel 17-4 PH, Consult Factory for Additional Materials.
  • Connection Size: 1"-14 inch Thread, UNS, UNF, 1/2"-20 inch Thread, 7/8"-9 to 1/2"-13 inch Thread, UNC
  • Plating Type: Zinc, n/a
  • Maximum Operating Pressure: 10000 psi, 689 bar, n/a
  • Heat Treatment: Rc 22 Max (NACE), HH1150 (NACE)
Safety Warning

Full Product Description

Parker PGI’s Pressure Relief Tools and Plugs are offered in three styles to fit a variety of applications. These Pressure Relief Tools properly connect to fittings to allow body cavity pressure to be vented to atmosphere.

The standard Pressure Relief Tool PR11S8 connects to 1”-14 UNS thread sized Body Grease capped fittings and Giant Button Head capped fittings and has a 1/2” female NPT vent port to bleed to atmosphere.  This PR tool has no pressure rating.

The Pressure Relief Tool with Bleeder PR12S8 is standard with a bleeder valve attached.  It also connects to 1”-14 UNS thread sized Body Grease capped fittings and Giant Button Head capped fittings and has a 1/2” female NPT vent port.  This PR tool is rated for 10,000 psi service and has a port available for mounting a pressure gage (supplied by others).

The Pressure Relief Tool for Packing Injection Fittings F2-021-10 is only used to bleed pressure through a packing injection fitting.  It is compatible with all Parker PGI packing injectors with 1/2"-20 UNF I.D. threads.

Parker PGI also offers a Packing Injection / Bleeder Plug which is also used to relieve pressure in McEvoy style wellheads.  It is offered in 7/8”-9 or 1/2”-13 UNC thread sizes.

Markets:
• Chemical
• Petrochemical
• Oil and Gas

Features/Benefits:
• Service up to 10,000 PSI
• Compact Designs
• Available  gauge port

Applications:
• Wellhead Equipment maintenance
• Packing injection fittings

Related Documents

Literature and Reference Materials
Wellhead Fittings & Valve Components | PGI-WF
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Products Application Valve Option Body Material Connection Thread Size
PR11S8-10 Vent Capped Fittings n/a 1215 1"-14 UNS
PR11S8-80 Vent Capped Fittings Bleeder Valve 4140 1"-14 UNS
PR12S8-10 Vent Capped Fittings Bleeder Valve 1215 1"-14 UNS
F2-021-10 Packing Injection Fittings n/a 1215 1/2"-20 UNF
PIBP78 Bleeder Plugs n/a 1215 7/8"-9 UNC
PIBP78-3 Bleeder Plugs n/a 4140 7/8"-9 UNC
PIBP78-17 Bleeder Plugs n/a 17-4 PH 7/8"-9 UNC
PIBP12 Bleeder Plugs n/a 1215 1/2"-13 UNC
PIBP12-3 Bleeder Plugs n/a 4140 1/2"-13 UNC
PIBP12-17 Bleeder Plugs n/a 17-4 PH 1/2"-13 UNC

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