Goulds Pumps 3640 - IOM - Manual (Page 92)

Parts Listings and Cross-Sectionals
Item Part name Quantity Construction - API designation
per pump
S-4 S-5 S-6 S-8 C-6 A-8 D-1
371T/ Stud and nut, bearing 8 Carbon steel
427J housing to casing
371C Capscrew, bearing hous- Varies Carbon steel
ing end cover
388G Socket head capscrew, 8 Carbon steel 316 SS
jacket - outer 4
388K Socket head capscrew, 4 Carbon steel 316 SS
jacket - inner 4
400 Coupling key 1 Carbon steel
443A Impeller sleeve 1 Nitronic 60 H.F. 316L Nitronic 60 H.F. 316L H.F. duplex 1
SS 1 SS 1
443B Thrust collar 1 Carbon steel
443D Casing spacer 1 12% chrome 316 SS Duplex 2
490/ Cover, water jacket 1 Carbon steel 304 SS
490A
520 Shaft nut 1 Carbon steel
1 Hardface with Colmonoy #6
2 ASTM A890 Grade 3A Duplex material will be supplied unless otherwise specified.
3 Standard material is 4140 steel. API requires material be upgraded on boiler feed service or when operating temperature
exceeds 350°F (180°C). ITT standard material will be 17-4PH (ASTM A564 Gr630) in lieu of the API recommended 12% chrome
steel.
4 Provided only with seal chamber cooling.
Table 5: Parts list with materials of construction for ball bearing arrangement
The materials in this table are typical. Refer to the order documentation for the actual materials furnished.
Item Part name Quantity Construction - API designation
per pump
S-4 S-5 S-6 S-8 C-6 A-8 D-1
100 Casing 1 Carbon steel 12% 316L SS Duplex 2
chrome
101/145 Impeller 1 each Carbon steel 12% 316L SS 12% 316L SS Duplex 2
chrome chrome
109A Thrust bearing end cover, 1 Carbon steel
outboard
112A Ball bearing, thrust 1 pair Steel
114 Oil ring, thrust bearing 1 Brass
122 Shaft 1 4140 4140 3 Nitronic 50 17-4PH Nitronic 50 Duplex
124 Impeller nut, radial end 1 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
SS 1 hardened SS 1 plex 1
125/ Throat bushings 1 each 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
125B SS 1 hardened SS 1 plex 1
129 Throttle bushing 1 Cast 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
iron SS 1 hardened SS 1 plex 1
130 Impeller nut, thrust end 1 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
SS 1 hardened SS 1 plex 1
134 Housing, bearing - radial 2 Carbon steel
and thrust
136/382 Bearing locknut and lock- 1 Steel
washer
142/ 144 Wear rings, impeller 1 each Cast 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
iron SS 1 hardened SS 1 plex 1
160 Bearing end cover, radial 3 Carbon steel
(inboard and outboard)
and thrust (inboard)
164/ Wear rings, casing 2 Cast 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
164A iron SS 1 SS 1 plex 1
1 each
168 Bearing, radial 1 Steel
178 Key, impeller 1 303 SS 410 SS 303 SS Duplex
184 Head 1 Carbon steel 12% 316L SS Duplex 2
chrome
206 Spacer bushing 1 Cast 410 SS hardened H.F. 316L 410 SS H.F. 316L H.F. du-
iron SS 1 hardened SS 1 plex 1
90 Model 3640 Installation, Operation, and Maintenance Manual