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8580 Valve
April 2020
Parts Ordering
When corresponding with your
WARNING
Use only genuine Fisher replacement parts. Components that are not supplied by Emerson Automation Solutions should
not, under any circumstances, be used in any Fisher valve, because they may void your warranty, might adversely affect the
performance of the valve, and could cause personal injury and property damage.
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 8580 valve are included in the kits.
Worn shafts, packing box damage, or other components that do not meet Emerson Automation Solutions 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 Automation Solutions 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
20
Emerson sales office
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
about this equipment, always mention the valve serial number.
RPACKXRT482
RPACKXRT492
RPACKXRT502
RPACKXRT512
RPACKXRT522
RPACKXRT532
FOR PTFE PACKING
RRTYX000012
RRTYX000022
RRTYX000032
RRTYX000052
RRTYX000062
RRTYX000072
Instruction Manual
D103300X012
GRAPHITE PACKING
RPACKXRT422
RPACKXRT432
RPACKXRT442
RPACKXRT452
RPACKXRT462
RPACKXRT472
FOR GRAPHITE PACKING
13B8816X012
13B8816X032
13B8816X052
13B8816X092
13B8816X112
13B8816X142
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