NEW Welch Vacuum Pump Oil Drain Plug Valve - PN 61-2278 (Sold as 1 each)
This is a Welch Oil Drain Plug Valve and fits the following Welch Vacuum Pumps:
- Direct Drive DirecTorr: 8907A, 8912A, 8917A
- Belt Drive DuoSeal: 1374, 1376, 1380, 1397, 1399, 1400, 1402, 1405
- Gelmaster: 1426
- ChemStar: 1400N, 1402N, 1376N