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Cutout in lip
Split in
cage
Sheave and bearing assembly: One side of inner race has a cutout in
lip. Bearing cage is split. Use cutout and split cage to disassemble and
reassemble. IMPORTANT! Do not force cage or it can break.
Carbon V Block
Fastener
Mylar washer
Aluminum V Block
Mylar washer
Maximum
Sheave
work-
Sheave
width
ing load
Part No.
Desc.
Ø (mm)
(mm)
(MWL) kg
3294
1.5T
47
14
1500
3295
3T
56
14
3000
3296
5T
62
19
5000
3297
6.5T
82
24
6500
3294AL
1.5T
47
14
1500
3366AL 1.5TW
47
23
1500
3295AL
3T
56
14
3000
3367AL
3W
56
14
3000
3296AL
5T
62
19
5000
3362AL
5TW
62
27
5000
3297AL
6.5T
82
24
6500
3368AL 6.5W
82
46
6500
3363AL
8T
104
27
8000
3369AL
8W
104
51
8000
3370AL
12T
120
29
12000
3371AL
16T
135
34
16000
3372AL
20T
155
36
20000
*Two required per block. **Aluminum Alpha cheek includes thread insert.w
For additional safety, maintenance, and warranty information; www.harken.com/manuals or the Harken catalog.
Assembly Notes, Torque Specifications, and Reorder Parts
Cutout
Assembly sequence
Inner race
Cage and rollers
Carbon cheek
Aluminum Beta cheek
Fastener
V-Block replacement part numbers
Cheek: Carbon/Aluminum
Spacer/
Alpha
Thread insert
H-71542*
H-71224/
H-71221*
H-71224/
H-71575*
H-71577/
H-71590*
H-71591/
AL-3795
/MS-210** AL-3796 H-46397
H-78676
/MS-210** H-78677 H-46397
AL-3797
/MS-210** AL-3798 H-46397
H-78326
/MS-210** H-78327 H-46397
AL-3799
/MS-210** AL-3851 H-46397
AL-4099
/MS-210** AL-4098 H-46397
AL-3852
/MS-220** AL-3853 H-46398
AL-3858
/MS-220** AL-3859
AL-4097
/MS-251** AL-4096
AL-3856
/MS-251** AL-3857
AL-3854
/MS-253** AL-3855
H-81768
/MS-253** H-81769
H-81740
/MS-253** H-81739
Split bearing cage
and cutout in inner
race lip
Spacer
Cage and rollers
Sheave
Sheave
Cage and rollers
Mylar
Inner
Sheave
Beta
washer
race
–
H-46397* MS-524
MS-539
–
H-46397* MS-531
MS-540
–
H-46397* MS-528
MS-541
–
H-46398* MS-534
MS-542
MS-524
MS-539
H-78674
H-78675
MS-531
MS-540
MS-562
MS-561
MS-528
MS-541
MS-550
MS-551
MS-534
MS-542
–
H-81835
H-81834
–
MS-553
MS-552
–
H-81791
H-81790
–
H-81306
H-81679
–
H-81765
H-81766
–
H-81061
H-81738
Warranty
Max torque (Carbon/Al)
Block
Fastener
1.5T, 3T, 5T
M4
6.5T
M5
8T
M6
Secure screws using Loctite
locking solution.
Fastener
Mylar
washer
®
Carbon cheek
Thread insert depth
Thread insert
Cage and rollers
Inner race
Sheave width
Rollers
Fastener
Cage
Order
Qty
H-73941* MS-525
30
HFS1360.SATIN*
H-73780* MS-525
36
HFS1360.SATIN*
H-73939* MS-535
38
HFS1359.SATIN*
H-73977* MS-536
40
HFS1369.SATIN*
H-73941* MS-525
30
HFS1370
H-73941* MS-525
30
HFS1371
H-73780* MS-525
36
HFS1370
H-73780* MS-525
36
HFS1371
H-73939* MS-535
38
HFS1371
H-73939* MS-535
38
HFS446
H-73977* MS-536
40
HFS1147
H-73977* MS-536
40
H-81830
H-74985* MS-554
46
HFS435
H-74985* MS-554
46
H-81789
H-81308* MS-554
54
HFS435
H-81767* MS-554
64
HFS436
H-81064* H-81062
66
HFS436
Loctite is a registered trademark of Henkel AG & Company KGaA.
Mylar is a registered trademark of DuPont Teijin Films U.S. Limited Partnership.
in-lb
Nm
15
1.7
25
2.8
30
3.4
222 purple thread
®
Aluminum
Alpha cheek
Size (mm)
BHCS
4X.7X6
4X.7X6
4X.7X10
5X.8X12
4X.7X16
4X.7X20
4X.7X16
4X.7X16
4X.7X20
4X.7X25
5X.8X20
5X.8X35
6X1X25
6X1X40
6X1X25
6X1X30
6X1X30
Printed in USA 5097 7/19
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