Groth 1200A - Manual (Page 9)

8
Groth Model 1200A Pressure/Vacuum Relief Valve
Fig. 8
Epoxy Vinyl Ester Resin
ITEM DESCRIPTION 411-45 411-45 –
PVDF
470-36 Furan
1 Body 411-45 411-45 470-36 Furan
2 Hex Nut 316 SS 316 SS 316 SS 316 SS
3 Lock Washer 316 SS 316 SS 316 SS 316 SS
4 Flat Washer 316 SS 316 SS 316 SS 316 SS
5 Weatherhood 411-45 411-45 470-36 Furan
6 Stem-Pressure Alloy C276 PVDF Alloy C276 Alloy C276
7 Nut 316 SS 316 SS 316 SS 316 SS
8 Weatherhood Post Alloy C276 Alloy C276 Alloy C276 Alloy C276
9 Pallet-Pressure 411-45 PVDF 470-36 Furan
10 * Diaphragm (Press/Vac.) FEP FEP FEP FEP
11 Retainer Plate-Pressure 411-45 PVDF 470-36 Furan
12 Hex Nut Not Used Floropolymer Not Used Not Used
13 Hex Bolt 316 SS 316 SS 316 SS 316 SS
14 Cover 411-45 411-45 470-36 Furan
15 * Gasket-Cover * Floropolymer Floropolymer Floropolymer Floropolymer
16 Stem-Vacuum Alloy C276 PVDF Alloy C276 Alloy C276
17 Pallet-Vacuum 411-45 PVDF 470-36 Furan
18 Retainer Plate-Vacuum 411-45 Kynar 470-36 Furan
19 Screen – Vacuum (Optional) PVC PVC PVC PVC
20 Flat Washer (NS) Hastelloy C Not Used Hastelloy C Hastelloy C
21 Lock Washer (NS) Hastelloy C Not Used Hastelloy C Hastelloy C
22 Hex Nut (NS) Hastelloy C Not Used Hastelloy C Hastelloy C
23 Screen-Weatherhood PVC PVC PVC PVC
* = Recommended Spare Parts
Refer to Fig. 5 & 6 on p. 6 for pallet assembly fastener information.