Wellhead Grease Fittings, Lockscrew Series | Parker NA

Wellhead Grease Fittings, Lockscrew Series

Parker PGI's Lockscrews compress the packoff seals to prevent casing movement caused by thermal expansion during wellhead production.

Parker PGI's Lockscrews compress the packoff seals to prevent casing movement caused by thermal expansion during wellhead production.

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Description
    Parker PGI’s Lockscrews feature a tapered-nose design which actuates the packoff seals when tightened.  Specifically designed for wellhead and tree applications, these lockscrews are machined high quality stems that allow for enhanced sealing and reduced operational torque. Standard Lockscrews are produced from AISI 4140 material and heat treated to meet the requirements of ASTM A193 Grade B-7.  Plating is Zinc. Additional materials available upon request.

    Markets:
    • Chemical
    • Petrochemical
    • Oil and Gas

    Features/Benefits:
    • AISI 4140 material
    • Heat treated
    • Precision Machined

    Applications:
    • Wellhead Equipment
    • Offshore Christmas Trees
Description

Performance Characteristics

Connection Thread Size (inch)

1-1/8"-8 UN | 1-1/4"-8 UN | 1-1/2"-8 UN | 1-1/4"-12 UNF | 1-1/4"-7 UNC

Overall Length

6-3/4" to 13-1/2"

Body Size (inch)

5-1/4" to 12-1/8"

Diameter (inch)

13/16" | 7/8" | 1" | 1-1/8"

Wrench Size (inch)

11/16" | 3/4" | 1"

Body Material

AISI 4140

Compatible Fittings

Packing Glands: PG16S14-10 | PG13S13-10 | PG15S14-10 | PG12S12-10 | PG11S12-10 | PG14S12-10 | N/A

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  • Literature and Reference Materials

  • Wellhead Fittings & Valve Components | PGI-WF
  • Contact Us

    Parker Hannifin Corporation
    Instrumentation Products Division
    1005 A Cleaner Way
    Huntsville, AL 35805 USA
    Phone +1 (256) 881-2040
    Fax  +1 (256) 881-5072