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::: UNIONS
BEST Hammer Unions have long provided the fast make-up and break-out capability needed in the oilfields around the world. BEST unions are manufactured with line pipe threads, butt weld or nonpressure-seal thread ends. BEST offers a wide range of sizes and working pressures to fit our customers requirements for both standard and sour gas service.

UNION
WORKING
COLOR CODES
AVAILABLE SIZES
FIG. NO.
PRESSURES
SUBS
NUT
1"
1-1/2"
2"
3"
4"
5"
6"
100
1,000 psi
Yellow
Black
200
2,000 psi
Gray
Blue
206
2,000 psi
Gray
Blue
400
4,000 psi
Red
Black
602
6,000 psi
Orange
Black
607
6,000 psi
Silver
Red
1002
10,000 psi
Blue
Red
1003
10,000 psi
Dark Green
Black
1502*
15,000 psi
Red
Blue
2202
20,000 psi
Green
Green
BEST can supply forged, alloy steel, unions in all Figure Numbers making them suitable for backweld applications.
BEST forged steel unions in a Butt Weld design are available in all Figure Numbers as well.
Butt Weld Schedules vary based on Union Figure Numbers and Acme Thread standards.
Contact our factory for availability.
* 1502 - 4" is available in buttweld only.

FIGURE 100 UNION
1,000 PSI WP
FIGURE 200 UNION
2,000 PSI WP
FIGURE 206 UNION
2,000 PSI WP
FIGURE 400 UNION
4,000 PSI WP
FIGURE 602 UNION
6,000 PSI WP
FIGURE 1002 UNION
10,000 PSI WP
FIGURE 1003 UNION
7,500 PSI WP
FIGURE 1502 UNION
15,000 PSI WP
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