
4
Parker Hannifin Corporation
Tube Fittings Division
Columbus, OH
www.parker.com/tfd
Bulletin 4391-B26
Hydraulic Tube Bender
Slide Blocks
Clamp Blocks
Inch Tube Sizes
Size
Tube O.D. (in.)
Part
No.
6
3/8
864276
8-12-16-24
1/2, 3/4, 1, 1-1/2
520516
10-14-18-20
5/8, 7/8, 1-1/8, 1-1/4
520518
28
1-3/4
631063
32
2
631066
Slide Block
Metric Tube Sizes
Size
Tube O.D.
(in.)
Part
No.
10-12-14-16
10-12-14-16
790016
15-16-18-20
15-16-18-20
780192
22-25-30-32
22-25-30-32
780193
35
35
974345
38
38
520516
42
42
974348
50
50
974351
Slide Block
IPS Tube Sizes
Nominal Pipe Size
(in.)
O.D.
(in.)
Part
No.
3/8, 1/2, 3/4
0.675, 0.840, 1.050
974331
1
1.315
974336
1-1/4
1.660
974340
1-1/2
1.900
974342
Slide Block
Size
Tube O.D.
(in.)
Part
No.
6
3/8
864266
8-12-16-24
1/2, 3/4, 1, 1-1/2
631092
10-14-18-20
5/8, 7/8, 1-1/8, 1-1/4
631093
28
1-3/4
027418-28
32
2
027418-32
Clamp Block
Size
Tube O.D.
(mm)
Part
No.
10-12-14-16
10-12-14-16
790017
15-16-18-20
15-16-18-20
780195
22-25-30-32
22-25-30-32
780196
35
35
974346
38
38
631092
42
42
974349
50
50
974352
Clamp Block
Nominal Pipe Size
(in.)
O.D.
(in.)
Part
No.
3/8, 1/2, 3/4
0.675, 0.840, 1.050
974332
1
1.315
974338
1-1/4
1.660
974341
1-1/2
1.900
974343
Clamp Block
Slide Blocks and Clamp Blocks