MSS SP-120-2011
This Standard Practice establishesmaterial and dimensional requirements forvalve packing, packing chamber, packinggland, packing washer, bonnet, and the stem,as they relate to the total packing assembly.
- This product replaces:MSS SP-120-2006 - Flexible Graphite Packing System for Rising Stem Steel Valves - Design Requirements
MSS SP-120-2011
MSS SP-120-2006
MSS SP-120-2002
MSS SP-120-1997
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