Price:Negotiable
Brand:WXOFD

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Sucker rod couplings

Sucker Rod Coupling & Sub Couplings & Polished Rod Coupling

Standard: API Spec 11B
Size: 5/8", 3/4", 7/8", 1", 1-1/8"
Length: 4", 4.5"
Grade: T & SM


1. Sucker rod coupling
Size: 5/8", 3/4", 7/8",1", 1-1/8"
Grade: T, SM
Characters: Couplings and slim hole couplings

2. Sub coupling Size: 5/8"-3/4", 3/4"-7/8", 7/8"-1", 1"-1-1/8"
Grade: T, SM
Characters: Connecting two sizes of sucker rod or connecting sucker rods and polished rods

3. Polished rod coupling Size: 5/8", 3/4", 7/8",1", 1-1/8"
Grade: T, SM
Character: 9º degree cone

4. Slim hole coupling Size: 5/8", 3/4", 7/8",1"
Grade: T, SM
Characters: Slim hole sucker rod couplings, polished rod couplings and sub-couplings