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Instruction Manual
D103302X012
Parts Kits
Retrofit Kits for ENVIRO‐SEAL Packing
Retrofit kits are available for replacing the packing in an existing valve with an ENVIRO‐SEAL packing system. These kits
are available for single PTFE or graphite packing. All parts required for installation of the ENVIRO‐SEAL packing system
into an existing A81 valve are included in the kits.
Worn shafts, packing box damage, or other components that do not meet Emerson Process Management finish
specifications, dimensional tolerances, and design specifications, may adversely alter the performance of the retrofit
kit.
ENVIRO‐SEAL Packing System Retrofit Kits
SHAFT DIAMETER
mm
12.7
15.9
19.1
25.4
31.8
38.1
Repair Kits for ENVIRO‐SEAL Packing
Repair kits for ENVIRO‐SEAL PTFE packing include one packing set and two anti‐extrusion washers. Repair kits for
ENVIRO‐SEAL graphite packing include two packing rings and two anti‐extrusion rings.
Worn shafts, packing box damage, or other components that do not meet Emerson Process Management finish
specifications, dimensional tolerances, and design specifications, may adversely alter the performance of the repair
kit.
ENVIRO‐SEAL Packing System Repair Kits
SHAFT DIAMETER
mm
12.7
15.9
19.1
25.4
31.8
38.1
SINGLE PTFE PACKING
Inches
1/2
5/8
3/4
1
1‐1/4
1‐1/2
Inches
1/2
5/8
3/4
1
1‐1/4
1‐1/2
RPACKXRT482
RPACKXRT492
RPACKXRT502
RPACKXRT512
RPACKXRT522
RPACKXRT532
FOR PTFE PACKING
RRTYX000012
RRTYX000022
RRTYX000032
RRTYX000052
RRTYX000062
RRTYX000072
A81 Valve
January 2011
GRAPHITE PACKING
RPACKXRT422
RPACKXRT432
RPACKXRT442
RPACKXRT452
RPACKXRT462
RPACKXRT472
FOR GRAPHITE PACKING
13B8816X012
13B8816X032
13B8816X052
13B8816X092
13B8816X112
13B8816X142
19
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