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【 API sucker rod coupling
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
Sucker rod coupling: Size: 5/8”, 3/4”, 7/8”,1”, 1-1/8”
Grade: T, SM
Characters: Couplings and slim hole couplings
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
Polished rod coupling: Size: 5/8”, 3/4”, 7/8”,1”, 1-1/8”
Grade: T, SM
Characters: 9º degree cone
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
Optional Information
- Payment : L/C, T/T
- Origin : China
- Packaging : Pallet, Wooden cases
7/8" sucker rod coupling
