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Amazon.com: DERNORD In-Line Sight Glass with Clamp End,Flow Sanitary Straight Sight Glass SUS316 2 Inch Tri Clamp Type (Flow Pipe OD 51MM) : Industrial & Scientific
7/8 x 7/8 Fitting Size, 5 5/8 in Overall Lg (In.), Sight Glass, Moisture Indicator - 6AWU6|6AWU6 - Grainger
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