CHIARAVALLI
INTERPRETATION CODES
EXAMPLE
GFA 25-NN
with 2 normal hubs
GFA 25-NL
with 1 normal hubs
and 1 long hub
GFA 25-LL
with 2 long hubs
The characteristic size of the coupling is
defined by the maximum diameter bore.
STEEL SLEEVE
CHIARAVALLI GROUP
BRAND
GIFLEX
®
SERIE GFA
with STEEL SLEEVE
FLEXIBLE TOOTHED COUPLINGS WITH DUAL CURVATURE
“GIFLEX
®
” SERIES GFA
with STEEL SLEEVE
33
CAD drawings available on our site
Quantity, availability and prices
on B2B Chiaravalli
IMPORTANT
The GFA couplings can be ordered complete or for
single items.
L
G
L
E
E
ØF
ØD
Ød h7
B
C
C
M
S
P. NUMBER P. NUMBER P.
NUMBER
SLEEVE
HUB
HUB
COMPONENTS
COUPLING TYPE
GFA NN
GFA NL
GFA LL
NORMAL
LONG
to assembled coupling
PART NUMBERS
FOR COMPLETE COUPLING
PART NUMBERS FOR SIMPLE COMPONENTS
GFA 25
00202502
00202500
00202504
00202510
00202520
00202540
00202560
GFA 32
00203202
00203200
00203204
00203210
00203220
00203240
00203260
GFA 40
00204002
00204000
00204004
00204010
00204020
00204040
00204060
GFA 56
00205602
00205600
00205604
00205610
00205620
00205640
00205660
GFA 63
00206302
00206300
00206304
00206310
00206320
00206340
00206360
GFA 80
00208002
00208000
00208004
00208010
00208020
00208040
00208060
GFA 100
00210002
00210000
00210004
00210010
00210020
00210040
00210060
GFA 125
00212502
00212500
00212504
00212510
00212520
00212540
00212560
GFA 155
00215502
00215502
00215504
00215510
00215520
00215540
00215560
COUPLING TYPE
measures in mm
Kg
Ø bore
normal series
long series
nom.
ON REQUEST
sleeve
HUB
HUB
min
max
B
C
ØD
E
ØF
G
M
L
S
normal
long
GFA 25
-
25
28
61
12
42
41
68
3
85
60
123
0,72
0,48
0,69
GFA 32
-
32
38
73
13,5
55
48,5
85
3
100
80
163
1,14
0,99
1,58
GFA 40
-
40
48
82
16,5
64
56
95
3
115
80
163
1,68
1,49
2,10
GFA 56
-
56
60
97
21,5
80
68
120
4
140
100
204
2,86
2,96
4,22
GFA 63
-
63
70
108 22,5
100
74,5
140
4
153 119,5 243
3,75
4,90
7,67
GFA 80
-
80
90
125 22,5
125
82,5
175
5
170
140
285
5,58
8,72
14,26
GFA 100
-
100
110
148
34
150
105
198
6
216 174,5 355
6,63
15,76
25,40
GFA 125*
40
125
140
214
39
190
140
245
8
288 207,5 423
17,70
32,60
49,50
GFA 155*
40
155
175
240
64
240
180
300
10
370
245
498
28,30
65,50
91,40
*
Row material quenched steel 39NiCrMo3
MEASUREMENTS - WEIGHTS
GFA
NN
GFA
LL
GFA
NL
NORMAL
HUB
LONG
HUB
SLEEVE
On request:
we execute machining for
finish bore and keyway.
Ød avalaible holes
with H7 tollerance
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