• 3000# Forged Reducing Coupling Stainless Steel Pipe Fittings - Threaded

3000# Forged Reducing Coupling Stainless Steel Pipe Fittings - Threaded

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3000# reducing coupling pipe fittings forged out of stainless steel to ASTM 182 and ANSI B16.11 specifications with threaded end connections. Available in 304 and 316 stainless steel alloys.

Part
No.
Size
(in.)
T1-nT2-nLDdd1L1L2L3Material
3MTHRCPL4S-025-0131/4" x 1/8"0.71"
(18.0mm)
1.06"
(26.9mm)
1.38"
(35.1mm)
0.75"
(19.1mm)
0.44"
(11.2mm)
0.32"
(8.1mm)
0.50"
(12.7mm)
0.35"
(8.9mm)
0.69"
(17.5mm)
304 SS
3MTHRCPL4S-038-0133/8" x 1/8"0.71"
(18.0mm)
1.06"
(26.9mm)
1.50"
(38.1mm)
0.87"
(22.1mm)
0.57"
(14.5mm)
0.32"
(8.1mm)
0.52"
(13.2mm)
0.35"
(8.9mm)
0.75"
(19.1mm)
304 SS
3MTHRCPL4S-038-0253/8" x 1/4"0.71"
(18.0mm)
0.71"
(18.0mm)
1.50"
(38.1mm)
0.87"
(22.1mm)
0.57"
(14.5mm)
0.44"
(11.2mm)
0.52"
(13.2mm)
0.50"
(12.7mm)
0.75"
(19.1mm)
304 SS
3MTHRCPL4S-050-0251/2" x 1/4"0.55"
(14.0mm)
0.71"
(18.0mm)
1.89"
(48.0mm)
1.10"
(27.9mm)
0.68"
(17.3mm)
0.44"
(11.2mm)
0.68"
(17.3mm)
0.50"
(12.7mm)
0.94"
(23.9mm)
304 SS
3MTHRCPL4S-050-0381/2" x 3/8"0.55"
(14.0mm)
0.71"
(18.0mm)
1.89"
(48.0mm)
1.10"
(27.9mm)
0.68"
(17.3mm)
0.57"
(14.5mm)
0.68"
(17.3mm)
0.52"
(13.2mm)
0.94"
(23.9mm)
304 SS
3MTHRCPL4S-075-0383/4" x 3/8"0.55"
(14.0mm)
0.71"
(18.0mm)
2.01"
(51.1mm)
1.38"
(35.1mm)
0.89"
(22.6mm)
0.57"
(14.5mm)
0.70"
(17.8mm)
0.52"
(13.2mm)
1.00"
(25.4mm)
304 SS
3MTHRCPL4S-075-0503/4" x 1/2"0.55"
(14.0mm)
0.55"
(14.0mm)
2.01"
(51.1mm)
1.38"
(35.1mm)
0.89"
(22.6mm)
0.68"
(17.3mm)
0.70"
(17.8mm)
0.68"
(17.3mm)
1.00"
(25.4mm)
304 SS
3MTHRCPL4S-100-0381" x 3/8"0.45"
(11.4mm)
0.71"
(18.0mm)
2.36"
(59.9mm)
1.73"
(43.9mm)
1.12"
(28.4mm)
0.57"
(14.5mm)
0.83"
(21.1mm)
0.52"
(13.2mm)
1.18"
(30.0mm)
304 SS
3MTHRCPL4S-100-0501" x 1/2"0.45"
(11.4mm)
0.55"
(14.0mm)
2.36"
(59.9mm)
1.73"
(43.9mm)
1.12"
(28.4mm)
0.68"
(17.3mm)
0.83"
(21.1mm)
0.68"
(17.3mm)
1.18"
(30.0mm)
304 SS
3MTHRCPL4S-100-0751" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
2.36"
(59.9mm)
1.73"
(43.9mm)
1.12"
(28.4mm)
0.89"
(22.6mm)
0.83"
(21.1mm)
0.70"
(17.8mm)
1.18"
(30.0mm)
304 SS
3MTHRCPL4S-125-0501-1/4" x 1/2"0.45"
(11.4mm)
0.55"
(14.0mm)
2.64"
(67.1mm)
2.24"
(56.9mm)
1.46"
(37.1mm)
0.68"
(17.3mm)
0.85"
(21.6mm)
0.68"
(17.3mm)
1.32"
(33.5mm)
304 SS
3MTHRCPL4S-125-0751-1/4" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
2.64"
(67.1mm)
2.24"
(56.9mm)
1.46"
(37.1mm)
0.89"
(22.6mm)
0.85"
(21.6mm)
0.70"
(17.8mm)
1.32"
(33.5mm)
304 SS
3MTHRCPL4S-125-1001-1/4" x 1"0.45"
(11.4mm)
0.45"
(11.4mm)
2.64"
(67.1mm)
2.24"
(56.9mm)
1.46"
(37.1mm)
1.12"
(28.4mm)
0.85"
(21.6mm)
0.83"
(21.1mm)
1.32"
(33.5mm)
304 SS
3MTHRCPL4S-150-0751-1/2" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
3.11"
(79.0mm)
2.52"
(64.0mm)
1.70"
(43.2mm)
0.89"
(22.6mm)
0.85"
(21.6mm)
0.70"
(17.8mm)
1.56"
(39.6mm)
304 SS
3MTHRCPL4S-150-1001-1/2" x 1"0.45"
(11.4mm)
0.45"
(11.4mm)
3.11"
(79.0mm)
2.52"
(64.0mm)
1.70"
(43.2mm)
1.12"
(28.4mm)
0.85"
(21.6mm)
0.83"
(21.1mm)
1.56"
(39.6mm)
304 SS
3MTHRCPL4S-150-1251-1/2" x 1-1/4"0.45"
(11.4mm)
0.45"
(11.4mm)
3.11"
(79.0mm)
2.52"
(64.0mm)
1.70"
(43.2mm)
1.46"
(37.1mm)
0.85"
(21.6mm)
0.85"
(21.6mm)
1.56"
(39.6mm)
304 SS
3MTHRCPL4S-200-0752" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
0.89"
(22.6mm)
0.87"
(22.1mm)
0.70"
(17.8mm)
1.69"
(42.9mm)
304 SS
3MTHRCPL4S-200-1002" x 1"0.45"
(11.4mm)
0.45"
(11.4mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
1.12"
(28.4mm)
0.87"
(22.1mm)
0.83"
(21.1mm)
1.69"
(42.9mm)
304 SS
3MTHRCPL4S-200-1252" x 1-1/4"0.45"
(11.4mm)
0.45"
(11.4mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
1.46"
(37.1mm)
0.87"
(22.1mm)
0.85"
(21.6mm)
1.69"
(42.9mm)
304 SS
3MTHRCPL4S-250-0502-1/2" x 1/2"0.45"
(11.4mm)
0.45"
(11.4mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
1.70"
(43.2mm)
0.87"
(22.1mm)
0.85"
(21.6mm)
1.69"
(42.9mm)
304 SS
3MTHRCPL4S-250-1002-1/2" x 1"0.31"
(7.9mm)
0.45"
(11.4mm)
3.62"
(91.9mm)
3.62"
(91.9mm)
2.58"
(65.5mm)
1.12"
(28.4mm)
1.18"
(30.0mm)
0.83"
(21.1mm)
1.81"
(46.0mm)
304 SS
3MTHRCPL4S-250-1502-1/2" x 1-1/2"0.31"
(7.9mm)
0.45"
(11.4mm)
3.62"
(91.9mm)
3.62"
(91.9mm)
2.58"
(65.5mm)
1.70"
(43.2mm)
1.18"
(30.0mm)
0.85"
(21.6mm)
1.81"
(46.0mm)
304 SS
3MTHRCPL4S-250-2002-1/2" x 2"0.31"
(7.9mm)
0.45"
(11.4mm)
3.62"
(91.9mm)
3.62"
(91.9mm)
2.58"
(65.5mm)
2.17"
(55.1mm)
1.18"
(30.0mm)
0.87"
(22.1mm)
1.81"
(46.0mm)
304 SS
3MTHRCPL4S-300-1503" x 1-1/2"0.31"
(7.9mm)
0.45"
(11.4mm)
4.25"
(108.0mm)
4.25"
(108.0mm)
3.21"
(81.5mm)
1.70"
(43.2mm)
1.27"
(32.3mm)
0.85"
(21.6mm)
2.13"
(54.1mm)
304 SS
3MTHRCPL4S-300-2003" x 2"0.31"
(7.9mm)
0.45"
(11.4mm)
4.25"
(108.0mm)
4.25"
(108.0mm)
3.21"
(81.5mm)
2.17"
(55.1mm)
1.27"
(32.3mm)
0.87"
(22.1mm)
2.13"
(54.1mm)
304 SS
3MTHRCPL4S-300-2503" x 2-1/2"0.31"
(7.9mm)
0.31"
(7.9mm)
4.25"
(108.0mm)
4.25"
(108.0mm)
3.21"
(81.5mm)
2.58"
(65.5mm)
1.27"
(32.3mm)
1.18"
(30.0mm)
2.13"
(54.1mm)
304 SS
3MTHRCPL4S-400-2004" x 2"0.31"
(7.9mm)
0.45"
(11.4mm)
4.76"
(120.9mm)
5.51"
(140.0mm)
4.20"
(106.7mm)
2.17"
(55.1mm)
1.34"
(34.0mm)
0.87"
(22.1mm)
2.38"
(60.5mm)
304 SS
3MTHRCPL6S-025-0131/4" x 1/8"0.71"
(18.0mm)
1.06"
(26.9mm)
1.38"
(35.1mm)
0.75"
(19.1mm)
0.44"
(11.2mm)
0.32"
(8.1mm)
0.50"
(12.7mm)
0.35"
(8.9mm)
0.69"
(17.5mm)
316 SS
3MTHRCPL6S-038-0133/8" x 1/8"0.71"
(18.0mm)
1.06"
(26.9mm)
1.50"
(38.1mm)
0.87"
(22.1mm)
0.57"
(14.5mm)
0.32"
(8.1mm)
0.52"
(13.2mm)
0.35"
(8.9mm)
0.75"
(19.1mm)
316 SS
3MTHRCPL6S-038-0253/8" x 1/4"0.71"
(18.0mm)
0.71"
(18.0mm)
1.50"
(38.1mm)
0.87"
(22.1mm)
0.57"
(14.5mm)
0.44"
(11.2mm)
0.52"
(13.2mm)
0.50"
(12.7mm)
0.75"
(19.1mm)
316 SS
3MTHRCPL6S-050-0251/2" x 1/4"0.55"
(14.0mm)
0.71"
(18.0mm)
1.89"
(48.0mm)
1.10"
(27.9mm)
0.68"
(17.3mm)
0.44"
(11.2mm)
0.68"
(17.3mm)
0.50"
(12.7mm)
0.94"
(23.9mm)
316 SS
3MTHRCPL6S-050-0381/2" x 3/8"0.55"
(14.0mm)
0.71"
(18.0mm)
1.89"
(48.0mm)
1.10"
(27.9mm)
0.68"
(17.3mm)
0.57"
(14.5mm)
0.68"
(17.3mm)
0.52"
(13.2mm)
0.94"
(23.9mm)
316 SS
3MTHRCPL6S-075-0383/4" x 3/8"0.55"
(14.0mm)
0.71"
(18.0mm)
2.01"
(51.1mm)
1.38"
(35.1mm)
0.89"
(22.6mm)
0.57"
(14.5mm)
0.70"
(17.8mm)
0.52"
(13.2mm)
1.00"
(25.4mm)
316 SS
3MTHRCPL6S-075-0503/4" x 1/2"0.55"
(14.0mm)
0.55"
(14.0mm)
2.01"
(51.1mm)
1.38"
(35.1mm)
0.89"
(22.6mm)
0.68"
(17.3mm)
0.70"
(17.8mm)
0.68"
(17.3mm)
1.00"
(25.4mm)
316 SS
3MTHRCPL6S-100-0381" x 3/8"0.45"
(11.4mm)
0.71"
(18.0mm)
2.36"
(59.9mm)
1.73"
(43.9mm)
1.12"
(28.4mm)
0.57"
(14.5mm)
0.83"
(21.1mm)
0.52"
(13.2mm)
1.18"
(30.0mm)
316 SS
3MTHRCPL6S-100-0501" x 1/2"0.45"
(11.4mm)
0.55"
(14.0mm)
2.36"
(59.9mm)
1.73"
(43.9mm)
1.12"
(28.4mm)
0.68"
(17.3mm)
0.83"
(21.1mm)
0.68"
(17.3mm)
1.18"
(30.0mm)
316 SS
3MTHRCPL6S-100-0751" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
2.36"
(59.9mm)
1.73"
(43.9mm)
1.12"
(28.4mm)
0.89"
(22.6mm)
0.83"
(21.1mm)
0.70"
(17.8mm)
1.18"
(30.0mm)
316 SS
3MTHRCPL6S-125-0501-1/4" x 1/2"0.45"
(11.4mm)
0.55"
(14.0mm)
2.64"
(67.1mm)
2.24"
(56.9mm)
1.46"
(37.1mm)
0.68"
(17.3mm)
0.85"
(21.6mm)
0.68"
(17.3mm)
1.32"
(33.5mm)
316 SS
3MTHRCPL6S-125-0751-1/4" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
2.64"
(67.1mm)
2.24"
(56.9mm)
1.46"
(37.1mm)
0.89"
(22.6mm)
0.85"
(21.6mm)
0.70"
(17.8mm)
1.32"
(33.5mm)
316 SS
3MTHRCPL6S-125-1001-1/4" x 1"0.45"
(11.4mm)
0.45"
(11.4mm)
2.64"
(67.1mm)
2.24"
(56.9mm)
1.46"
(37.1mm)
1.12"
(28.4mm)
0.85"
(21.6mm)
0.83"
(21.1mm)
1.32"
(33.5mm)
316 SS
3MTHRCPL6S-150-0751-1/2" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
3.11"
(79.0mm)
2.52"
(64.0mm)
1.70"
(43.2mm)
0.89"
(22.6mm)
0.85"
(21.6mm)
0.70"
(17.8mm)
1.56"
(39.6mm)
316 SS
3MTHRCPL6S-150-1001-1/2" x 1"0.45"
(11.4mm)
0.45"
(11.4mm)
3.11"
(79.0mm)
2.52"
(64.0mm)
1.70"
(43.2mm)
1.12"
(28.4mm)
0.85"
(21.6mm)
0.83"
(21.1mm)
1.56"
(39.6mm)
316 SS
3MTHRCPL6S-150-1251-1/2" x 1-1/4"0.45"
(11.4mm)
0.45"
(11.4mm)
3.11"
(79.0mm)
2.52"
(64.0mm)
1.70"
(43.2mm)
1.46"
(37.1mm)
0.85"
(21.6mm)
0.85"
(21.6mm)
1.56"
(39.6mm)
316 SS
3MTHRCPL6S-200-0752" x 3/4"0.45"
(11.4mm)
0.55"
(14.0mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
0.89"
(22.6mm)
0.87"
(22.1mm)
0.70"
(17.8mm)
1.69"
(42.9mm)
316 SS
3MTHRCPL6S-200-1002" x 1"0.45"
(11.4mm)
0.45"
(11.4mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
1.12"
(28.4mm)
0.87"
(22.1mm)
0.83"
(21.1mm)
1.69"
(42.9mm)
316 SS
3MTHRCPL6S-200-1252" x 1-1/4"0.45"
(11.4mm)
0.45"
(11.4mm)
3.39"
(86.1mm)
2.99"
(75.9mm)
2.17"
(55.1mm)
1.46"
(37.1mm)
0.87"
(22.1mm)
0.85"
(21.6mm)
1.69"
(42.9mm)
316 SS
3MTHRCPL6S-250-1502-1/2" x 1-1/2"0.31"
(7.9mm)
0.45"
(11.4mm)
3.62"
(91.9mm)
3.62"
(91.9mm)
2.58"
(65.5mm)
1.70"
(43.2mm)
1.18"
(30.0mm)
0.85"
(21.6mm)
1.81"
(46.0mm)
316 SS
3MTHRCPL6S-250-2002-1/2" x 2"0.31"
(7.9mm)
0.45"
(11.4mm)
3.62"
(91.9mm)
3.62"
(91.9mm)
2.58"
(65.5mm)
2.17"
(55.1mm)
1.18"
(30.0mm)
0.87"
(22.1mm)
1.81"
(46.0mm)
316 SS
3MTHRCPL6S-300-2003" x 2"0.31"
(7.9mm)
0.45"
(11.4mm)
4.25"
(108.0mm)
4.25"
(108.0mm)
3.21"
(81.5mm)
2.17"
(55.1mm)
1.27"
(32.3mm)
0.87"
(22.1mm)
2.13"
(54.1mm)
316 SS
3MTHRCPL6S-300-2503" x 2-1/2"0.31"
(7.9mm)
0.31"
(7.9mm)
4.25"
(108.0mm)
4.25"
(108.0mm)
3.21"
(81.5mm)
2.58"
(65.5mm)
1.27"
(32.3mm)
1.18"
(30.0mm)
2.13"
(54.1mm)
316 SS
3MTHRCPL6S-400-2004" x 2"0.31"
(7.9mm)
0.45"
(11.4mm)
4.76"
(120.9mm)
5.51"
(140.0mm)
4.20"
(106.7mm)
2.17"
(55.1mm)
1.34"
(34.0mm)
0.87"
(22.1mm)
2.38"
(60.5mm)
316 SS

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