Goulds Pumps 3298 - IOM - Manual (Page 99)

Parts Listings and Cross-Sectionals
Figure 77: Two-piece impeller
L group frame-mounted parts list
Item Part name Material
100 Casing Ductile iron / Tefzel
101 Impeller assembly Carbon-fiber-reinforced Tefzel
101A 1 Bearing spider Standard: carbon-filled Tefzel / silicon
carbide
Optional: carbon-filled Tefzel / Dry-guard
silicon carbide
109A End cover Ductile iron
112 1 Ball bearings Steel
113A Plug – oil fill Steel
122A Stationary shaft Standard: silicon carbide
Optional: Dry-guard silicon carbide
122B Drive shaft Steel
141C Clamp ring Ductile iron
144A Rub ring Cast iron
157A Bearing spacer – radial Teflon
178S 1 Key – impeller to bearings Teflon
178Y Key – drive carrier Steel
197B 1 Bearing – radial Standard: carbon graphite
Optional: silicon carbide
Optional: Dry-guard silicon carbide
197C 1 Bearing, reverse thrust Carbon-filled Teflon
197D 1 Bearing – impeller thrust Standard: carbon-filled Teflon
Optional: silicon carbide
Optional: Dry-guard silicon carbide
203 1 Wear ring – rear impeller Carbon-filled Teflon
228 Frame – bearing Cast iron
241 Frame foot Cast iron
319 Sight window Steel / glass
332A Labyrinth seal Carbon-filled Teflon
333D 1 Lip seal Buna rubber
351G 1 Gasket – casing drain Gylon
355A Flanged hex nut Steel
356A Hex capscrew – clamp ring to casing 304 SS
358 Flange – casing drain Steel
360A 1 Gasket – end cover to frame Varnished Kraft
360W 1 Gasket – frame to clamp ring Aramid fibers with EPDM
361H Retaining ring Teflon-encapsulated silicone
370B Hex capscrew – frame to clamp ring 304 SS
370C Hex capscrew – end cover to frame 304 SS
370F Hex capscrew – frame foot 304 SS
372Y Hex capscrew – frame to rub ring 304 SS
408A Plug – drain Steel
408J Plug – oiler Steel
3298 Family Installation, Operation, and Maintenance Manual 97