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Discussion History

Riser Couplings

Assembly

The box and pin connectors at each end that join one joint to the next; they must make up fast on a moving rig floor yet hold full tension and seal the main bore. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Riser Couplings parts and their functions

6 top-level parts · 29 parts in total · full bill of materials below
Riser Couplings parts diagram: 1 box coupling, 2 pin coupling, 3 locking dog, 4 preload stud, 5 bore seal, 6 alignment pin. 29 parts in 6 top-level items.
Riser Couplings parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Box Coupling 4 parts 1× Box (upper) coupling
2 Pin Coupling 3 parts 1× Pin (lower) coupling
3 Locking Dog 8× Locking dogs
4 Preload Stud 6× Preload studs
5 Bore Seal 2× Bore seals
6 Alignment Pin 4× Alignment pins

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
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Bill of materials for Riser Couplings

6 top-level lines · 13 rows shown · 29 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Box Coupling 4 parts drilling-riser-joint-box-coupling 1× 1 5 assembly
1.1 Box Body drilling-riser-joint-box-body 1× 1 · part
1.2 Dog Actuating Ring drilling-riser-joint-dog-ring 1× 1 · part
1.3 Bore Seal drilling-riser-joint-coupling-seal 1× 1 · part
1.4 O-Ring Set oring-set 2× 2 · part
2 Pin Coupling 3 parts drilling-riser-joint-pin-coupling 1× 1 4 assembly
2.1 Pin Body drilling-riser-joint-pin-body 1× 1 · part
2.2 Dog Landing Groove drilling-riser-joint-dog-groove 1× 1 · part
2.3 O-Ring Set oring-set 2× 2 · part
3 Locking Dog drilling-riser-joint-locking-dog 8× 8 · part
4 Preload Stud drilling-riser-joint-preload-stud 6× 6 · part
5 Bore Seal drilling-riser-joint-coupling-seal 2× 2 · part
6 Alignment Pin drilling-riser-joint-alignment-pin 4× 4 · part

Where the riser couplings is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Marine Drilling Riser Joint

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks