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Grease Fittings
Wellhead Grease Fittings, Internal Check Series

Parker PGI's Internal Check Wellhead Grease Fittings are available in single and double ball designs with tapered or straight threads for service to 10,000 psi.

Parker PGI's Internal Check Wellhead Grease Fittings are installed below lubrication fittings to provide added back flow protection.

 

Wellhead Grease Fittings, Internal Check Series



They are offered in ?” to ?” NPT tapered threads with a spring biased single ball check. This style of Internal Check Wellhead Grease Fittings features a heavy-duty radial rivet crimp that provides the best “blow-out” protection of any available crimped style fitting. The radial rivet crimp process conforms to the latest revision of NACE when manufactured with 316 SS or 4140 body material.

Single floating ball check and double floating double ball check straight design styles of Internal Check Wellhead Grease Fittings are also available.

Markets:
- Chemical
- Petrochemical
- Oil and Gas

Features/Benefits:
- Accepts button head grease fitting coupler
- Heavy Duty Radial Rivet Crimp
- ?” to ?” NPT sizes
- 316 SS or 4140 body materials meet latest revision of NACE- no cold working of materials.
- Service up to 10,000 PSI

Applications:
- Installed below Injection Fittings
- Wellhead Equipment Lube Systems

 

Technical Specifications

Product Style: Single Ball Check - Spring Biased | Single Ball Check - Floating | Double Ball Check - Floating
Connection Thread Size: 1/4 to 1/2 (NPT) | 1/4 to 1/2 (NPSM) | 3/4 (10 UNC) to 1 (8 UNC) inch
Body Material: 316 SS | 4140 | 1215 | Consult factory for additional materials
Plating Type: Zinc | N/A
Heat Treatment: Annealed (NACE) | Rc 22 Max (NACE) | N/A
Ball Material: K-Monel | AISI 52100 Chrome Alloy | Consult factory for additional materials
Spring Material: Inconel X-750 | N/A | Consult factory for additional materials
Length: 15/16" | 7/8" | 3/4" | 1-5/8" | 1-9/32" | 1" | 1-9/16" | 1-7/16" | 1-1/4"
Maximum Operating Pressure: 10,000 psi, 689 bar

 

Wellhead Grease Fittings, Internal Check Series型号

Part Style Connection Thread Size (inch) Body Material
IC10N2-80 Single Ball Check - Spring Biased 1/4" NPT 4140
IC10N2-C0 Single Ball Check - Spring Biased 1/4" NPT 316 SS
IC10N3-80 Single Ball Check - Spring Biased 3/8" NPT 4140
IC10N3-C0 Single Ball Check - Spring Biased 3/8" NPT 316 SS
IC10N4-80 Single Ball Check - Spring Biased 1/2" NPT 4140
IC10N4-C0 Single Ball Check - Spring Biased 1/2" NPT 316 SS
IC12P2-10 Double Ball Check - Floating 1/4" NPSM 1215
IC12P2-C0 Double Ball Check - Floating 1/4" NPSM 316 SS
IC12P3-10 Double Ball Check - Floating 3/8" NPSM 1215
IC12P3-C0 Double Ball Check - Floating 3/8" NPSM 316 SS
IC12P4-10 Double Ball Check - Floating 1/2" NPSM 1215
IC12P4-C0 Double Ball Check - Floating 1/2" NPSM 316 SS
IC13S6-10 Single Ball Check - Floating 3/4" - 10 UNC 1215
IC13S6-80 Single Ball Check - Floating 3/4" - 10 UNC 4140
IC13S6-C0 Single Ball Check - Floating 3/4" - 10 UNC 316 SS
IC13S7-10 Single Ball Check - Floating 7/8" - 9 UNC 1215
IC13S7-80 Single Ball Check - Floating 7/8" - 9 UNC 4140
IC13S7-C0 Single Ball Check - Floating 7/8" - 9 UNC 316 SS
IC13S8-10 Single Ball Check - Floating 1" - 8 UNC 1215
IC13S8-80 Single Ball Check - Floating 1" - 8 UNC 4140
IC13S8-C0 Single Ball Check - Floating 1" - 8 UNC 316 SS

 

 

 

   


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