ENVIRO-SEAL System Sliding-Stem Valves Design CE Valve Packing (72-Spring) (see figure 5) STEM DIAMETER, INCHES (mm) KEY NUMBER
14* 200
DESCRIPTION Packing Box Bushing, S31600 (316 SST)/PTFE for standard bonnet only Stud, SA-193-B8M
PACKING TYPE
1/2 (12.7)
3/4 (19.1)
1 (25.4)
1-1/4 (31.8)
PN
Qty
PN
Qty
PN
Qty
PN
Qty
PTFE
18A0820X012
1
18A0822X012
1
18A0824X012
1
18A0826X012
1
PTFE
11B6951X032
2
11B6952X032
3
16A1061X052
2
11B3814X022
3
211
Lower Spacer, S31600 for extension bonnet
PTFE
12B7843X012
1
12B7844X012
1
12B7845X012
1
12B7846X012
1
212
Packing Nut, SA-194-8M
PTFE
1E944035252
4
1A391535252
3
1A375335252
2
1E944035252
3
Not furnished with packing. Use NEVER-SEEZ NICKEL SPECIAL (P/N NSN-8) lubricant or equivalent purchased from any supplier.
213
Anti-Seize Lubricant
PTFE
214*
Anti-Extrusion Washer, PTFE filled
PTFE
12B6687X012
4
12B6147X022
4
12B6688X012
4
1B6689X012
4
215*
Packing Set, PTFE-Carbon/PTFE
PTFE
12B6945X012
2
12B6946X012
2
12B6947X012
2
12B6948X012
2
Spacer, S31600 (std bonnet)
PTFE
22B7784X012
1
22B7785X012
1
22B7786X012
1
22B7787X012
1
Spacer, S31600 (extension bonnet)
PTFE
22B7822X012
1
22B7822X012
1
22B7823X012
1
22B7823X012
1
216
*Recommended spare part.
A6145 / IL
Figure 5. Design CE or GL Valve Bonnet with 72-Spring ENVIRO-SEAL PTFE Packing
9