FLUID POWER 9 O-Rings & Caplugs
CAPLUG SELECTION CHART
Cap
Plug
CLOSURES FOR TUBING & HYDRAULIC FITTINGS
Plugs
Caps
Dash Size
Tubing O.D.
Caplug No.
Dash Size
Tubing O.D.
Caplug No.
Thread 5/16-24 3/8-24 5/16-20 1/2-20 9/16-18 3/4-18 1-1/16-12 1-5/16-12 1-5/8-12 1-7/8-12 2-1/4-12 2-1/2-12 7/8-14
Part No.
Thread 5/16-24 3/8-24 5/16-20 1/2-20 9/16-18 3/4-18 1-1/16-12 1-5/16-12 1-5/8-12 1-7/8-12 2-1/4-12 2-1/2-12 7/8-14
Part No.
298.1 298.2 298.3 298.4
-2 -3 -4 -5 -6 -8
1/8
1 2 3 4 5 8
298.2 298.03 298.04 298.5 298.06 298.09 298.011 298.013 298.015 298.18 298.20 298.230 298.250
-2 -3 -4 -5 -6 -8
1/8 3/16 1/4 5/16 3/8 1/2
2
3/16
3X 4X 6X 9X 5
1/4
5/16 3/8 1/2 5/8 3/4 1-1/4 1-1/2 1-3/4 1
298.5 298.8 298.10 298.012 298.014 298.0017 298.19 298.221 298.240
-10 -12 -16 -20 -24 -28 -32
10
-10 -12 -16 -20 -24 -28 -32
5/8 3/4
11X 13X 15X
12X 14X 17S 221 240 19
1
1-1/4 1-1/2 1-3/4
18 20
230 250
2
2
Plugs CLOSURES FOR THREADED EXTERNAL & INTERNAL N.P.T. FITTINGS Caps Size (Inches) Caplug No. Part No. 1/8 4 298.4 1/4 6 298.6 3/8 8X 298.08 1/2 11 298.11 3/4 13X 298.013 1 15X 298.015 1-1/4 18 298.18 1-1/2 20 298.20 2 240 298.240 Size (Inches) Caplug No. Part No. 1/8 2X 298.02 1/4 4 298.4 3/8 6X 298.06 1/2 9 298.9 3/4 12X 298.012 1 14 298.14 2 24S 298.0024
Cap
Plug
Cap
CLOSURES FOR UNTHREADED STANDARD WEIGHT PIPE Plugs
Caps
Size (Inches)
Caplug No.
Size (Inches)
Caplug No.
Part No.
Part No.
298.4 298.06 298.08 298.11 298.013 298.16 298.018 298.210 298.240
298.1 298.02 298.5 298.7.0 298.10 298.13 298.16 298.18 298.220
1/8 1/4 3/8 1/2 3/4
4
1/8 1/4 3/8 1/2 3/4
1
6X 8X 11
2X
7
5 7
13X
10 13 16 18
1
16
1
1-1/4 1-1/2
18X 210 240
1-1/4 1-1/2
2
2
220
Plug
CAPS/PLUGS PLASTIC THREADED
PLASTIC THREADED CAPS
PLASTIC THREADED PLUGS
To Fit Tube Size
To Fit Thread Size
Caplug No.
To Fit Tube Size
To Fit Thread Size
Caplug No.
Part No.
Part No.
298.008.20 298.008.30 298.008.40 298.008.50 298.008.60 298.008.80 298.008.100 298.008.120 298.008.140 298.008.160 298.008.200 298.008.240 298.008.280 298.008.320
298.007.2 298.007.3 298.007.4 298.007.5 298.007.6 298.007.8 298.007.10 298.007.11 298.007.12 298.007.14 298.007.16 298.007.18 298.007.20 298.007.22
1/8
5/16-24 3/8-24 7/16-20 1/2-20 9/16-18 3/4-16 7/8-14
PD20 PD30 PD40 PD50 PD60 PD80 PD100 PD120 PD140 PD160 PD200 PD240 PD280 PD320
1/4-36 3/8-24 7-16-20 1/2-20 9/16-18 3/4-16 7/8-14
CD2 CD3 CD4 CD5
3/16
3/16
1/4
1/4
5/16
5/16
3/8 1/2 5/8 3/4 7/8
3/8 1/2 5/8 3/4 7/8
CD6 CD8 CD10 CD11 CD12 CD14 CD16 CD18 CD20 CD22
1-1/16-12 1-3/16-12 1-5/16-12 1-5/8-12 1-7/8-12 2-1/4-12 2-1/2-12
1-14
1-1/16-12 1-3/16-12 1-5/16-12
1
1-1/4 1-1/2 1-3/4
1
1/2-12
1-1/4
1-5/8-12 1-3/4-12
2
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