Parker Hannifin Corporation
Tube Fittings Division
Columbus, Ohio
S37
4300 Catalog
Equipment
Dimensions and pressures for reference only, subject to change.
Fig. S90 — ISO 6149-1 Straight
Thread Port Counterboring Tool
with ID Groove
ISO 6149-1 Straight Thread Port
Counterboring Tools — Small Spotface
ISO 6149-1 female straight thread port counterboring tools
are available with small spotface for M8 to M48 port sizes.
Counterbores are 4-fluted*, carbide-tipped.
Recommended
Shank Shank
Overall
Pilot Drill
Use with
Dia. Length Length
or Bore Size
Thread
(in.)
(in.)
(in.)
(in.)
Size
Part No.
1/2
2
4 1/8
0.272
M8x1* ..........
R1449B
1/2
2
4 1/8
0.348
M10x1* .........
R1450B
1/2
2
4 1/8
0.406
M12x1.5 ........
R 1451B-S
1/2
2
4 1/8
0.484
M14x1.5 ........
R 1452B-S
1/2
2
4 1/8
0.563
M16x1.5 ........
R 1453B-S
1/2
2
4 1/8
0.641
M18x1.5 ........
R 1454B-S
1/2
2
4 1/8
0.797
M22x1.5 ........
R 1455B-S
3/4
2 1/2
5
0.969
M27x2..........
R 1456B-S
3/4
2 1/2
5
1.210
M33x2..........
R 1457B-S
3/4
2 1/2
5
1.565
M42x2..........
R 1458B-S
3/4
2 1/2
5
1.801
M48x2
...........
R1459B
* M8 and M10 are 3-fluted
ISO 6149-1 Straight Thread Port
Counterboring Tools with ID Groove
ISO6149-1 female straight thread port counterboring tools are
available with identification groove for M8 to M48 port sizes.
Counterbores are 4-fluted*, carbide-tipped.
Recommended
Shank Shank
Overall
Pilot Drill
Use with
Dia. Length Length
or Bore Size
Thread
(in.)
(in.)
(in.)
(in.)
Size
Part No.
1/2
2
4 1/8
0.348
M10x1* .........
R1450A
1/2
2
4 1/8
0.406
M12x1.5 ........
R1451A
1/2
2
4 1/8
0.484
M14x1.5 ........
R1452A
1/2
2
4 1/8
0.563
M16x1.5 ........
R1453A
1/2
2
4 1/8
0.641
M18x1.5 ........
R1454A
1/2
2
4 1/8
0.797
M22x1.5 ........
R1455A
3/4 2 1/2
5
0.969
M27x2..........
R1456A
3/4 2 1/2
5
1.210
M33x2..........
R1457A
* M10 are 3-fluted
* See
for recommended use of port tools.
Porting Tools
Fig. S89 — ISO 6149-1 Straight
Thread Port Counterboring Tool
— Small Spotface