Figure 211

Color Code: Grey Nut, Blue Sub

Compatible with other brands

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

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

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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