Figure 211

Color Code:
Grey Nut, Blue Sub

Features:

  • Three lug nuts and self-locking ACME threads provide quick make-up and break-out
    Color coded for quick identification
  • Unique identification for sour gas unions
    Meet or exceed National Association of Corrosion Engineers standard NACE MR-01-75 and API RP-14E
  • Manufactured from quality steel meeting ASTM and/or AISI standards
  • All unions provide pressure-tight & positive sealing for low-pressure services (500 to 2,000 PSI)
  • The spherical surface male sub and angular surface female sub form a metal-to-metal seal, the ball and tangent provides a perfect seal
  • Range from 1/2” to 12” with cold working pressures from 500 to 20,000 PSI

Interchangeability:

Compatible with other brands

Interchangeability:

NBR/Nitrile (standard service), Viton® (sour gas service)

At a glance:

  • These Hammer Unions are used in production systems with electrolytic corrosive environments
  • No metal to metal contact between the subs
  • Laminated insulating rings provide 35 million Ohms resistance across the union. O-ring in male sub provides a positive primary seal
  • Resilient seal ring in female sub provides secondary protection from corrosion
  • Available in threaded ends
Size Nut Radius Length Total Pressure Rating (PSI) Weight (LBS)
Inches Inches Inches Standard
Service
Sour Gas
Service
(Approx.)
Cold
Working
Test Cold
Working
Test
2 3.03 3.45 2000 3000 N/A N/A 6.60
3 4.27 4.55 2000 3000 N/A N/A 14.08