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Parker Fittings接头
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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