MLchartDataset catalogue

Hammer union

Term · Oil and gas · MLC-T-OAG-001784

A high-pressure, threaded connection used to join two pipes or hoses quickly and securely without the need for flanges or welding. It consists of a male sub, a female sub, and a hammer nut that, when tightened, compresses a seal ring between the subs. These unions are rated for working pressures up to 15,000 psi and are common in drilling fluid lines and well testing equipment.

Table 1. Record
IdentifierMLC-T-OAG-001784
FieldOil and gas
SubjectDrilling
Record as JSON 
{
  "id": "MLC-T-OAG-001784",
  "term": "Hammer union",
  "field": "Oil and gas",
  "definition": "A high-pressure, threaded connection used to join two pipes or hoses quickly and securely without the need for flanges or welding. It consists of a male sub, a female sub, and a hammer nut that, when tightened, compresses a seal ring between the subs. These unions are rated for working pressures up to 15,000 psi and are common in drilling fluid lines and well testing equipment.",
  "subject": "Drilling",
  "url": "https://mlchart.com/terminology/oil-and-gas/hammer-union/"
}

Record 1,915 of 4,468 in Oil and gas terminology (MLC-0103). Request the full dataset.