Hammer Unions

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Fig. 600. Silver Subs - Black Nut Fig. 600. Silver Subs - Black Nut
These unions have wide range of applications including steam service and line connections. These unions are provided with a bronze seat in the female for the effective sealing and prevention of rust formation. Suitable for 6000 PSI CWP.

Size
(inch)
A B C ACME
(TPI)
Union Weight
Inch mm Inch mm Inch mm lbsf kgf
1 1.75 44.5 2.26 57.5 3.58 91 6STD 3.52 1.6
1 1/2 2.55 65 3.07 78 4.92 125 4STD 9.26 4.20
2 3.07 78 3.70 94 6.42 163 2STD 15.43 7.00
2 1/2 3.54 90 4.17 106 7.52 191 2STD 20.28 9.20
3 4.25 108 4.54 115.5 8.72 221.5 2STD 27.23 12.40
4 5.27 134 5.19 132 10.04 255 2STD 40.0 18.10


Fig 602. Orange Subs - Black NutFig 602. Orange Subs - Black Nut
These unions are recommended for manifold and line connections truck mounting and in mud services. This union has resilient lip-type seal for positive sealing and also protects secondary metal - to metal seal. Suitable for 6000 PSI.

SIZE
A B C BUTT WELDED
END D
ACME
(TPI)
UNION WEIGHT
INCH MM INCH MM INCH MM INCH MM LBSF KGF
1 1.75 44.5 2.28 58 3.50 89 3.50 89 6STD 3.30 1.5
1 1/4 2.60 66 3.23 82 4.88 124 4.88 124 4STD 11.00 5.0
1 1/2 2.56 65 3.06 77.8 4.88 124 4.88 124 4STD 9.7 4.4
2 3.07 78 3.81 97 5.25 133.5 5.28 133.5 3MOD 12.12 5.5
2 1/2 3.51 89.1 3.75 95.5 6.24 158.5 5.59 142 3MOD 15.87 7.2
3 4.25 108 4.52 115 6.22 158 5.62 143 3MOD 20.94 9.5
4 5.27 134 5.04 128 8.23 209 5.67 144 3MOD 30.86 14.0


Fig 1002. Blue Subs - Red Nut Fig 1002. Blue Subs - Red Nut
These unions are designed for high pressure systems like choke and kill lines, cementing , acidizing, testing and truck mounted system. This union has a liptype seal made of nitrile rubber and subs made of alloy steel, suitable for 10,000 PSI.

SIZE
A B C BUTT WELDED ACME
(TPI)
UNION WEIGHT
D
SCH-160
E
SCH-XXX
INCH MM INCH MM INCH MM INCH MM INCH MM LBSF KGF
1 1.75 44.5 2.28 58 3.50 89 3.50 89 3.50 89 6STD 3.5 1.6
1 1/4 2.60 66 2.95 75 4.88 124 4.88 124 4.88 124 4STD 9.7 4.4
1 1/2 2.55 65 3.18 81 4.88 124 4.88 124 4.88 124 4STD 9.25 4.2
2 3.07 78 3.81 97 5.25 133.5 5.28 133.5 5.28 133.5 3MOD 12.12 5.5
2 1/2 3.46 88 3.78 96 6.18 157 6.18 157 6.18 157 4STD 16.0 7.0
2 1/2(EUE) 3.81 97 4.00 100 5.51 140 - - - - 4STD 17.8 8.1
3 4.25 108 4.52 115 6.22 158 5.51 140 5.51 140 4STD 22.26 10.1
4 5.27 134 5.04 128 8.23 209 5.67 144 5.67 144 4STD 33.0 15.0
5 5.55 141 6.10 155 6.22 158 6.22 158 6.22 158 3STD 56.0 25.4
6 6.62 168.3 6.81 173 6.57 167 6.57 167 6.57 167 3STD 79.8 36.2


Fig 1003. Green Subs - Black Nut Fig 1003. Green Subs - Black Nut
These banking unions have a resilient 'O' ring in the blanking cap to provide an efficient and leak-proof seal suitable for 2000 PSI CWP.

SIZE
A B C BEVELED ENDS ACME
(TPI)
UNION WEIGHT
D
SCH-160
E
SCH-XXX
INCH MM INCH MM INCH MM INCH MM INCH MM LBSF KGF
1 1.77 45 2.36 60 5.0 127 5.0 127 5.0 127 4STD 5.0 2.3
2 3.00 76 3.86 98 4.80 122 4.80 122 4.80 122 4STD 12.6 5.7
3 4.29 109 4.96 126 9.17 233 8.82 224 9.17 233 4STD 44.5 20.0
4 5.43 138 5.74 146 10.94 278 10.78 274 10.98 279 4STD 73.0 32.8
5 5.62 143 6.74 146 - - 10.78 274 10.98 279 6STD 73.0 32.8


Fig 1004. Red Nut - Grey Subs Fig 1004. Red Nut - Grey Subs
These unions protect against electrolytic action. There is no metal - to - metal contact between the subs. A resilent seal ring in the female sub provide additional sealing and protection from corrosion. Suitable for 2000 PSI CWP.

SIZE
A B C
BUTT WELDED ENDS
ACME
(TPI)
UNION WEIGHT
INCH MM INCH MM INCH MM LBSF KGF
5 6.30 160.0 6.50 165.1 8.15 207.0 - 86 39
6 7.40 189.0 7.2 182.8 9.50 241.3 - 142 64


Fig 1502. Blue Nut - Pink Subs Fig 1502. Blue Nut - Pink Subs
These unions are widely used in cementing, manifold and other services wherein extra high pressures of 15,000 PSI CWP are encountered. These unions are provided with replaceable seal ring.

SIZE
A B C BEVELED
END D
ACME
(TPI)
UNION WEIGHT
INCH MM INCH MM INCH MM INCH MM LBSF KGF
1 2.18 55.5 2.75 70 4.33 110 4.33 110 3.5STD 8.5 3.8
1 1/2 2.96 75.2 3.48 88.5 5.39 137 5.39 137 3.5STD 12.8 5.7
2 3.22 82 3.86 98 7.03 178.5 6.30 160 3STD 20.3 9.2
2 1/2 3.74 95.2 3.96 100.6 7.28 185 7.08 180 3STD 23.0 10.3
3 4.45 113 4.53 115 7.67 195 5.28 134 3.5STD 29.5 13.3
4 5.75 146.1 6.00 152.2 8.54 217 10.55 268 3MOD 76.5 34.4
5 6.45 164 6.53 166 - - 9.0 230 - 96 43
6 7.48 190 7.2 183 - - 9.8 249 - 148 67


Fig 2002. Green Nut - Grey Subs
These unions are provided with replacement lip-type seal and are recommended for choke and kill lines, cementing, acidizing and testing services for pressure up to 20,000 PSI CWP.

Fig 2202. (H2S) - Olive Green
These unions are specially designed for sour gas service in accordance with NACE Std. MR-01-75 and API Std. RP-14E for pressure up to 15000 PSI CWP. Dimensions identical with Fig-2002 above.

Fig 2002. Green Nut - Grey Subs and Fig 2202. (H2S) - Olive Green
SIZE
A B C ACME
(TPI)
UNION WEIGHT
INCH MM INCH MM INCH MM Fig 2002 Fig 2202 LBSF KGF
2 2.5 63.5 3.75 95.2 7.44 189 4 5 22.6 10.1
3 5.38 136.7 6.00 152 10.51 267 4 5 49.0 22.2
4 5.5 139.7 6.00 152 8.65 220 - - 77.5 35.1
5 6.12 155.4 6.55 166 10.9 277 - - 112.0 50.8
6 7.75 197.0 7.30 185 13.20 335 - - 169.0 76.7


NOTE:
1. 2" Fig 2202 is interchangeable with Fig 2" 2052/2252 & 2 1/2" 2052/2252 of other reputed makes.
2. Dimension 'A' will vary depending upon size of weld preparation.