MATERIALS OF CONSTRUCTION
100
101
178
422
304
412A
126
383
408
Optional,
408
Opcional
513
100
108 123 168 228 122 112 370C
101
126
178
422
304
412A
383
408
Optional,
408
Opcional
513
370 370H 184 370B
108
370
370H 184
134
382 136 333A
Pump End Components
Item No.
100*
Casing
101*
Impeller
184*
Seal housing
304*
Impeller nut
422
Impeller stud
178
Impeller key
126*
Shaft sleeve
412A
O-ring impeller
408*
Pipe plug –
(casing drain)
513
O-ring casing
370
Hex head cap screw
(adapter to casing)
370H
Hex head cap screw
(adapter to seal housing)
371
383
Mechanical seal
Power End Components
108
Adapter
228
Bearing frame
122
Pump shaft
168
Ball bearing (inboard)
112
Ball bearing (outboard)
123
V-ring deflector
136
Lock nut bearing
382
Lock washer bearing
134
Bearing cover
333A
Lip seal bearing
193
Grease fitting
370B
Hex head cap screw
(adapter to bearing frame)
370C
Hex head cap screw
(bearing frame to cover)
Materials
Specifications
316 SS investment cast
* Indicates components exposed to pumpage.
Description
Material
316 SS investment cast
316 SS
Steel
316 SS
BUNA
⁄
" NPT
316 SS
1
4
BUNA
304SS
Carbon/sil car/viton(std.)
Carbon/sil car/EPR (opt.)
Sil car/sil car/viton (opt.)
Cast iron
Steel
Steel
BUNA-N
Steel
Cast iron
BUNA/steel
Steel
Material
Engineering Standard
Cast iron
ASTM A48 CL20
Steel
ASTM A108/SAE 1200 series
ASTM A743 grade CF-8M
316 SS
ASTM A276 type 316
304 SS
ASTM A276 type304
7