Grundfos CRN Series Product Guide

Accessories
CR, CRI, CRN, CRE, CRIE, CRNE
78
Counter flanges for CRN(E)
Counterflanges for CRN(E) pumps are made of
stainless steel according to AISI 316.
A set consists of two counter flanges, two gaskets, bolts
and nuts.
TM02 5697 + 5698 3802
CR(E) 64
CR(E) 90
Threaded ANSI 125 lb. 4" NPT 579801
Threaded ANSI 250 lb. 4" NPT 3600028
CR(E) 120
CR(E) 150
Threaded ANSI 125 lb. 5" NPT 91121956
Threaded ANSI 250 lb. 5" NPT 91121957
Counter flange Pump type Description Pressure class
Pipework
connection
Product
number
3/4"
9"
7-1/2"
7/8"
10"
7-7/8"
6-15/16"
ANSI 125 LB.
ANSI 250 LB.
7.31”
8.5”
10.0”
7.31”
9.25”
11.0”
Counter flange Pump type Description
Pressure
class
Pipework
connection
Product
number
TM02 5691 3802
CRI(E), CRN(E)
1s, 1, 3 and 5
Threaded ANSI 300 lb. 1 1/4" NPT 91129013
TM02 5692 3802
CRI(E),
CRN(E)
10, 15, 20
Threaded ANSI 300 lb. 2" NPT 339919
TM02 5693 + 5694 3802
CRN(E) 32
Threaded ANSI 150 lb. 2 1/2" NPT 91121951
Threaded ANSI 300 lb. 2 1/2" NPT 0ID00138
TM02 5695 + 5696 3802
CRN(E) 45
Threaded ANSI 150 lb. 3" NPT 91121953
Threaded ANSI 300 lb. 3" NPT 91121954
3/4"
5-1/2"
3-7/8"
3-1/16"
3/4"
6-1/2"
5"
4-3/16"
3/4"
7"
5-1/2"
ANSI 150 LB.
7/8"
7-1/2"
5-7/8"
ANSI 300 LB.
7/8"
8-1/4"
6-5/8"
5-11/16"
3/4"
7-1/2"
6"

Grundfos CRN Series Specifications

General

Pump Type	Centrifugal, multistage
Material	Stainless steel (AISI 304 or 316)
Applications	Water supply, pressure boosting, industrial processes
Impeller Material	Stainless steel (AISI 304 or 316)
Connections	Flanged or threaded
Speed	2900 rpm
Temperature Range	-10°C to +120°C
Inlet/Outlet Size	DN 25 to DN 100