Cut Sheet

Liquidtight Flexible Metal Conduit Connectors with Wire Mesh Strain Relief
For Liquidtight Flexible Metal Conduit. STB, STN, and Female ST Types.
Suitable for use in Class I, Division 2
Catalog
Number
Trade Size
(Inches)
Connectors
Dimensions in Inches/Millimeters
Outside Diameter
in Inches/Millimeters
Weight
Lbs./Kgs.
Per 100A B C D Min. Max.
STB Straight — Insulated
STB-38SR 3/8 flex, 1/2 hub 1.44/36.6 0.63/16.0 1.13/28.7 — 0.69/17.5 0.71/18.0 20.40/9.25
STB-50SR 1/2 1.44/36.6 0.63/16.0 1.25/31.8 — 0.82/20.8 0.84/21.3 26.70/12.11
STB-75SR 3/4 1.50/38.1 0.63/16.0 1.50/38.1 — 1.03/26.2 1.05/26.7 39.10/17.74
STB-100SR 1 1.63/41.4 0.75/19.1 1.81/45.9 — 1.29/32.8 1.32/33.5 52.70/23.90
STB-125SR 1-1/4 2.00/50.8 0.63/16.0 2.31/58.7 — 1.63/41.4 1.66/42.2 105.40/47.81
STB-150SR 1-1/2 2.25/57.2 0.63/16.0 2.63/66.8 — 1.87/47.5 1.90/48.3 145.70/66.09
STB-200SR 2 2.50/63.5 0.69/17.5 3.19/81.0 — 2.34/59.4 2.38/60.5 202.10/91.67
STB-250SR 2-1/2 3.38/85.9 1.06/26.9 3.94/100.1 — 2.84/72.1 2.88/73.2 398.80/180.89
STB-300SR 3 3.69/93.7 1.19/30.2 4.38/111.3 — 3.46/87.9 3.50/88.9 535.50/242.90
STB 45° — Insulated
STB-4538SR 3/8 flex, 1/2 hub 0.63/16.0 1.13/28.7 1.13/28.7 0.88/22.4 0.69/17.5 0.71/18.0 23.40/10.61
STB-4550SR 1/2 0.63/16.0 1.25/31.8 1.13/28.7 0.88/22.4 0.82/20.8 0.84/21.3 28.70/13.01
STB-4575SR 3/4 0.63/16.0 1.50/38.1 1.25/31.8 1.13/28.7 1.03/26.2 1.05/26.7 46.10/20.91
STB-45100SR 1 0.75/19.1 1.81/45.9 1.81/45.9 1.38/35.1 1.29/32.8 1.32/33.5 67.70/30.71
STB-45125SR 1-1/4 0.63/16.0 2.31/58.7 1.81/45.9 1.63/41.4 1.63/41.4 1.66/42.2 123.40/55.97
STB-45150SR 1-1/2 0.63/16.0 2.63/66.8 2.13/54.1 1.81/45.9 1.87/47.5 1.90/48.3 187.60/85.09
STB-45200SR 2 0.69/17.5 3.19/81.0 2.38/60.5 2.00/50.8 2.34/59.4 2.38/60.5 262.10/118.89
STB-45250SR 2-1/2 1.06/26.9 3.94/100.1 5.00/127.0 3.56/90.4 2.84/72.1 2.88/73.2 818.80/371.40
STB-45300SR 3 1.19/30.2 4.38/111.3 5.81/147.6 4.31/109.5 3.46/87.9 3.50/88.9 1085.50/492.37
STB 90° — Insulated
STB-9038SR 3/8 flex,1/2 hub 0.63/16.0 1.13/28.7 1.50/38.1 1.25/31.8 0.69/17.5 0.71/18.0 28.40/12.88
STB-9050SR 1/2 0.63/16.0 1.25/31.8 1.50/38.1 1.25/31.8 0.82/20.8 0.84/21.3 34.70/15.74
STB-9075SR 3/4 0.63/16.0 1.50/38.1 1.56/39.6 1.44/36.6 1.03/26.2 1.05/26.7 54.10/24.54
STB-90100SR 1 0.75/19.1 1.81/45.9 1.88/47.8 1.38/35.1 1.29/32.8 1.32/33.5 76.70/34.79
STB-90125SR 1-1/4 0.63/16.0 2.31/58.7 2.38/60.5 1.81/45.9 1.63/41.4 1.66/42.2 137.40/62.32
STB-90150SR 1-1/2 0.63/16.0 2.63/66.8 3.19/81.0 2.44/61.9 1.87/47.5 1.90/48.3 218.70/99.20
STB-90200SR 2 0.69/17.5 3.19/81.0 3.56/90.4 2.63/66.8 2.34/59.4 2.38/60.5 314.10/142.47
STB-90250SR 2-1/2 1.06/26.9 3.94/100.1 8.44/214.4 7.19/182.6 2.84/72.1 2.88/73.2 898.80/407.69
STB-90300SR 3 1.19/30.2 4.38/111.3 10.13/257.3 8.63/219.2 3.46/87.9 3.50/88.9 1185.50/537.73
Female ST Connectors with Threaded Hubs
ST-38FSR 3/8 flex, 1/2 hub 1.44/36.6 0.63/16.0 1.13/28.7 — 0.69/17.5 0.71/18.0 18.40/8.35
ST-50FSR 1/2 1.44/36.6 0.63/16.0 1.25/31.8 — 0.82/20.8 0.84/21.3 24.70/11.20
ST-75FSR 3/4 1.50/38.1 0.63/16.0 1.50/38.1 — 1.03/26.2 1.05/26.7 37.10/16.83
ST-100FSR 1 1.63/41.4 0.75/19.1 1.81/45.9 — 1.29/32.8 1.32/33.5 49.70/22.54
ST-125FSR 1-1/4 2.00/50.8 0.63/16.0 2.31/58.7 — 1.63/41.4 1.66/42.2 120.40/54.61
ST-150FSR 1-1/2 2.25/57.2 0.63/16.0 2.63/66.8 — 1.87/47.5 1.90/48.3 170.40/77.29
ST-200FSR 2 2.50/63.5 0.69/17.5 3.19/81.0 — 2.34/59.4 2.38/60.5 257.10/116.62
ST-250FSR 2-1/2 3.38/85.9 1.06/26.9 3.94/100.1 — 2.84/72.1 2.88/73.2 461.90/209.51
ST-300FSR 3 3.69/93.7 1.19/30.2 4.38/111.3 — 3.46/87.9 3.50/88.9 513.10/232.74
Commercial Products
COMMERCIAL PRODUCTS: LIQUIDTIGHT CONDUIT FITTINGS
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© January 2011
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