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- Features
- Stub shaft design with internal drive
- Great for dead end service
- Long neck for insulation requirements
- All bodies are machined to high tolerances
- Series of snap rings and washers hold the stem, bushing, packing and acts as a blowout proof engagement
- Top bushing protects the stem from side thrust operators, they are made of impact and corrosion resistant material
- Special double V-shape of stem seal self adjust to protect the stem area for either vacuum or pressure use
- Stem end has standard dimensions for operator interchangeability
- Stem and body are isolated from the line media by the interference fit of the primary seal created between the disc and seat
- The seat is vulcanized design, these are rated for full dead end pressure and full vacuum
- Disc edge is individually processed through machining and hand buffing for a smooth edge, providing a bubble tight shut off and maximum seat life
- Standards/Approvals: ANSI Specified, API 609 Category A, ASME 16.1/16.5, ASME 16.34, MSS SP-67
- Applications: For industrial, HVAC, oil patch and agricultural services, general purpose, chemical and abrasion resistance applications