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Weco Wing Union Home

Weco Wing Unions - Figure 400

4,000 psi (276 bar) cold working pressure through 4-inch sizes; 2,500 psi (172 bar) cold working pressure, 5- through 12-inch sizes
Weco Wing Union 400

Recommended Service

Manifold and line connections, pump suction, and mud service
Features
bullet2½- through 12-inch sizes have O-rings for primary seal
bulletButt-weld available
bulletAvailable for sour gas service: 2,500 psi (172 bar) cold working pressure, 5- through 12-inch sizes; 4,000 psi (276 bar) cold working pressure, 1- through 4-inch sizes
bulletSizes: 2,22½,3,4,5,6,7,8,12-inch
Nominal Pipe Size (in) 2 2½ 3 4 5½ 6 7 8 10 12
(mm) 50 65 80 100 140 150 175 200 250 300
A) Clearance Radius (in) 3½ 41/32 43/8 5 513/16 63/4 63/4 713/16 9 1023/32
(mm) 89 103 111 127 148 171 171 198 244 272
B) Outside Diameter (in) 31/16 31/2 45/32 57/32 61/4 73/4 73/4 919/32 11 14
(mm) 78 89 106 133 159 197 197 244 298 356
C) End-to-end threaded (in) 51/4 61/16 67/32 87/32 1015/32 111/16 111/16 117/16 105/8 1015/16
(mm) 133 154 158 209 266 281 281 291 270 278
D) Inside diameter (in) 25/32 29/16 33/16 43/16 53/32 69/32 67/32 81/4 105/16 121/32
(mm) 55 65 81 106 129 160 158 209 262 313

ACME threads/inch

   3 3 3 3 3 3 3 3 3 3
Standard Standard Standard Standard Standard Standard Standard Standard Standard Standard
Weight (lb) 101/2 16 19 291/4 471/2 631/2 611/4 943/4 150 1633/4
(kg) 4.8 7.3 8.6 13 22 29 28 43 68 74
Material (Sub) SF SF SF SF SF SF SF SF SF SF
(Nut) SF SF SF SF SC SC SC SC SC SC
SC - Steel casting
SF - Steel Forging
 

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