DESCRIPTIONS
Color Code:
Black Nut, Red 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
Seal Options:
NBR/Nitrile (standard service), Viton® (sour gas service)
At a glance:
– Figure 400 unions are used in manifold & line connections, pump suction and mud services
– Available in both threaded and butt weld ends
– 3″ through 12″ sizes have o-ring for primary seal
– Available in butt weld schedule 80
| 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 | 3.54 | 5.13 | 4000 | 6000 | 4000 | 6000 | 12.46 |
| 3 | 4.17 | 6.14 | 4000 | 6000 | 4000 | 6000 | 20.13 |
| 4 | 5.04 | 8.18 | 4000 | 6000 | 4000 | 6000 | 31.24 |
| 5 | 6.70 | 11.10 | 2500 | 4000 | 2500 | 4000 | 49.60 |
| 6 | 7.70 | 11.40 | 2500 | 4000 | 2500 | 4000 | 63.47 |
| 12 | 10.26 | 10.90 | 2500 | 4000 | 2500 | 4000 | 164.90 |
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