Straight Plastic Caps

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Straight Plastic Caps

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Plastic Caps for threaded and non-threaded tubing
Straight Plastic Caps

S – Product Media

Straight Plastic Caps Straight Polyethylene Plastic Caps Plastic Straight Caps Cylindrical Plastic Caps Straight Plastic Caps Plastic Caps for threaded and non-threaded tubing Straight Polyethylene Plastic Caps Plastic Straight Caps Cylindrical Plastic Caps
  • Material: LDPE (Low Density Polyethylene), TPE (Thermoplastic Elastomer)
  • Stocked Material: LDPE (Natural), LDPE (Red), TPE (Yellow)
  • General Purpose Outside Fitting Caps
  • Snug Fit for Threaded or Non-Threaded Tubes, Rods and Fittings

Size Chart Plastic Straight Caps

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S Size Chart

Default Part # Description To Fit Outside Diameter Inside Length
mm
in
Plain
LDPE
Red
Knurled
LDPE
Natural
Knurled
TPE
Yellow
See Prices / Buy Online
1 S.078-8 Straight Plastic Caps - 0.078" STR CAP 0.500" LONG 5/64, M2
12.7
0.500
2 S.094-10 Cylindrical Plastic Caps - 0.094" STR CAP 0.625" LONG 3/32
15.9
0.625
3 S.125-10 Plastic Straight Caps - 0.125" STR CAP 0.625" LONG 1/8
15.9
0.625
4 S.125-12 Straight Polyethylene Plastic Caps - 0.125" STR CAP 0.750" LONG 1/8
19.1
0.750
5 S.156-10 Plastic Caps for threaded and non-threaded tubing - 0.156" STR CAP 0.625" LONG 5/32, M4
15.9
0.625
6 S.172-10 Straight Plastic Caps - 0.172" STR CAP 0.625" LONG 11/64
15.9
0.625
7 S.187-6 Cylindrical Plastic Caps - 0.187" STR CAP 0.375" LONG 3/16
9.5
0.375
8 S.187-8 Plastic Straight Caps - 0.187" STR CAP 0.500" LONG 3/16
12.7
0.500
9 S.187-10 Straight Polyethylene Plastic Caps - 0.187" STR CAP 0.625" LONG 3/16
15.9
0.625
10 S.187-16 Straight Plastic Caps - 0.187" STR CAP 1.000" LONG 3/16
25.4
1.000
11 S.203-10 Cylindrical Plastic Caps - 0.203" STR CAP 0.625" LONG 13/64
15.9
0.625
12 S.219-12 Plastic Straight Caps - 0.219" STR CAP 0.750" LONG 7/32
19.1
0.750
13 S.250-4 Straight Polyethylene Plastic Caps - 0.250" STR CAP 0.250" LONG 1/4
6.4
0.250
14 S.250-6 Plastic Caps for threaded and non-threaded tubing - 0.250" STR CAP 0.375" LONG 1/4
9.5
0.375
15 S.250-8 Straight Plastic Caps - 0.250" STR CAP 0.500" LONG 1/4
12.7
0.500
16 S.250-14 Cylindrical Plastic Caps - 0.250" STR CAP 0.875" LONG 1/4
22.2
0.875
17 S.250-16 Plastic Straight Caps - 0.250" STR CAP 1.000" LONG 1/4
25.4
1.000
18 S.281-8 Straight Polyethylene Plastic Caps - 0.281" STR CAP 0.500" LONG 9/32
12.7
0.500
19 S.281-14 Straight Plastic Caps - 0.281" STR CAP 0.875" LONG 9/32
22.2
0.875
20 S.295-14 Cylindrical Plastic Caps - 0.295" STR CAP 0.875" LONG M7.5
22.2
0.875
21 S.313-6 Plastic Straight Caps - 0.313" STR CAP 0.375" LONG 5/16
9.5
0.375
22 S.313-14 Straight Polyethylene Plastic Caps - 0.313" STR CAP 0.875" LONG 5/16
22.2
0.875
23 S.375-8 Plastic Caps for threaded and non-threaded tubing - 0.375" STR CAP 0.500" LONG 3/8
12.7
0.500
24 S.375-12 Straight Plastic Caps - 0.375" STR CAP 0.750" LONG 3/8
19.1
0.750
25 S.375-14 Cylindrical Plastic Caps - 0.375" STR CAP 0.875" LONG 3/8
22.2
0.875
26 S.375-28 Plastic Straight Caps - 0.375" STR CAP 1.750" LONG 3/8
44.5
1.750
27 S.422-20 Straight Polyethylene Plastic Caps - 0.422" STR CAP 1.250" LONG 27/64
31.8
1.250
28 S.437-4 Straight Plastic Caps - 0.437" STR CAP 0.250" LONG 7/16
6.4
0.250
29 S.437-8 Cylindrical Plastic Caps - 0.437" STR CAP 0.500" LONG 7/16
12.7
0.500
30 S.437-10 Plastic Straight Caps - 0.437" STR CAP 0.625" LONG 7/16
15.9
0.625
31 S.437-14 Straight Polyethylene Plastic Caps - 0.437" STR CAP 0.875" LONG 7/16
22.2
0.875
32 S.437-24 Plastic Caps for threaded and non-threaded tubing - 0.437" STR CAP 1.500" LONG 7/16
38.1
1.500
33 S.469-12 Straight Plastic Caps - 0.469" STR CAP 0.750" LONG 15/32
19.1
0.750
34 S.500-7 Cylindrical Plastic Caps - 0.500" STR CAP 0.437" LONG 1/2
11.1
0.437
35 S.500-8 Plastic Straight Caps - 0.500" STR CAP 0.500" LONG 1/2
12.7
0.500
36 S.500-14 Straight Polyethylene Plastic Caps - 0.500" STR CAP 0.875" LONG 1/2
22.2
0.875
37 S.500-16 Straight Plastic Caps - 0.500" STR CAP 1.000" LONG 1/2
25.4
1.000
38 S.563-7 Cylindrical Plastic Caps - 0.563" STR CAP 0.437" LONG 9/16
11.1
0.437
39 S.563-9 Plastic Straight Caps - 0.563" STR CAP 0.562" LONG 9/16
14.3
0.562
40 S.563-10 Straight Polyethylene Plastic Caps - 0.563" STR CAP 0.625" LONG 9/16
15.9
0.625
41 S.563-14 Plastic Caps for threaded and non-threaded tubing - 0.563" STR CAP 0.875" LONG 9/16
22.2
0.875
42 S.625-6 Straight Plastic Caps - 0.625" STR CAP 0.375" LONG 5/8
9.5
0.375
43 S.625-10 Cylindrical Plastic Caps - 0.625" STR CAP 0.625" LONG 5/8
15.9
0.625
44 S.625-14 Plastic Straight Caps - 0.625" STR CAP 0.875" LONG 5/8
22.2
0.875
45 S.625-16 Straight Polyethylene Plastic Caps - 0.625" STR CAP 1.000" LONG 5/8
25.4
1.000
46 S.625-24 Straight Plastic Caps - 0.625" STR CAP 1.500" LONG 5/8
38.1
1.500
47 S.625-40 Cylindrical Plastic Caps - 0.625" STR CAP 2.500" LONG 5/8
63.5
2.500
48 S.687-12 Plastic Straight Caps - 0.687" STR CAP 0.750" LONG 11/16
19.1
0.750
49 S.687-14 Straight Polyethylene Plastic Caps - 0.687" STR CAP 0.875" LONG 11/16
22.2
0.875
50 S.720-14 Plastic Caps for threaded and non-threaded tubing - 0.720" STR CAP 0.875" LONG 23/32
22.2
0.875
51 S.720-16 Straight Plastic Caps - 0.720" STR CAP 1.000" LONG 23/32
25.4
1.000
52 S.720-22 Cylindrical Plastic Caps - 0.720" STR CAP 1.375" LONG 23/32
34.9
1.375
53 S.750-6 Plastic Straight Caps - 0.750" STR CAP 0.375" LONG 3/4
9.5
0.375
54 S.750-14 Straight Polyethylene Plastic Caps - 0.750" STR CAP 0.875" LONG 3/4
22.2
0.875
55 S.750-16 Straight Plastic Caps - 0.750" STR CAP 1.000" LONG 3/4
25.4
1.000
56 S.750-40 Cylindrical Plastic Caps - 0.750" STR CAP 2.500" LONG 3/4
63.5
2.500
57 S.787-16 Plastic Straight Caps - 0.787" STR CAP 1.000" LONG M20
25.4
1.000
58 S.813-6 Straight Polyethylene Plastic Caps - 0.813" STR CAP 0.375" LONG 13/16
9.5
0.375
59 S.813-10 Plastic Caps for threaded and non-threaded tubing - 0.813" STR CAP 0.625" LONG 13/16
15.9
0.625
60 S.813-14 Straight Plastic Caps - 0.813" STR CAP 0.875" LONG 13/16
22.2
0.875
61 S.866-12 Cylindrical Plastic Caps - 0.866" STR CAP 0.750" LONG M22
19.1
0.750
62 S.875-8 Plastic Straight Caps - 0.875" STR CAP 0.500" LONG 7/8
12.7
0.500
63 S.875-14 Straight Polyethylene Plastic Caps - 0.875" STR CAP 0.875" LONG 7/8
22.2
0.875
64 S.875-28 Straight Plastic Caps - 0.875" STR CAP 1.750" LONG 7/8
44.5
1.750
65 S.906-12 Cylindrical Plastic Caps - 0.906" STR CAP 0.750" LONG 29/32, M23
19.1
0.750
66 S.906-14 Plastic Straight Caps - 0.906" STR CAP 0.875" LONG 29/32, M23
22.2
0.875
67 S.937-16 Straight Polyethylene Plastic Caps - 0.937" STR CAP 1.000" LONG 15/16
25.4
1.000
68 S.937-24 Plastic Caps for threaded and non-threaded tubing - 0.937" STR CAP 1.500" LONG 15/16
38.1
1.500
69 S1.000-6 Straight Plastic Caps - 1.000" STR CAP 0.375" LONG 1
9.5
0.375
70 S1.000-8 Cylindrical Plastic Caps - 1.000" STR CAP 0.500" LONG 1
12.7
0.500
71 S1.000-10 Plastic Straight Caps - 1.000" STR CAP 0.625" LONG 1
15.9
0.625
72 S1.000-12 Straight Polyethylene Plastic Caps - 1.000" STR CAP 0.750" LONG 1
19.1
0.750
73 S1.000-16 Straight Plastic Caps - 1.000" STR CAP 1.000" LONG 1
25.4
1.000
74 S1.000-28 Cylindrical Plastic Caps - 1.000" STR CAP 1.750" LONG 1
44.5
1.750
75 S1.063-14 Plastic Straight Caps - 1.063" STR CAP 0.875" LONG 1-1/16, M27
22.2
0.875
76 S1.063-16 Straight Polyethylene Plastic Caps - 1.063" STR CAP 1.000" LONG 1-1/16, M27
25.4
1.000
77 S1.125-14 Plastic Caps for threaded and non-threaded tubing - 1.125" STR CAP 0.875" LONG 1-1/8
22.2
0.875
78 S1.125-16 Straight Plastic Caps - 1.125" STR CAP 1.000" LONG 1-1/8
25.4
1.000
79 S1.125-21 Cylindrical Plastic Caps - 1.125" STR CAP 1.313" LONG 1-1/8
33.4
1.313
80 S1.187-16 Plastic Straight Caps - 1.187" STR CAP 1.000" LONG 1-3/16
25.4
1.000
81 S1.250-8 Straight Polyethylene Plastic Caps - 1.250" STR CAP 0.500" LONG 1-1/4
12.7
0.500
82 S1.250-10 Straight Plastic Caps - 1.250" STR CAP 0.625" LONG 1-1/4
15.9
0.625
83 S1.250-14 Cylindrical Plastic Caps - 1.250" STR CAP 0.875" LONG 1-1/4
22.2
0.875
84 S1.250-16 Plastic Straight Caps - 1.250" STR CAP 1.000" LONG 1-1/4
25.4
1.000
85 S1.250-24 Straight Polyethylene Plastic Caps - 1.250" STR CAP 1.500" LONG 1-1/4
38.1
1.500
86 S1.250-28 Plastic Caps for threaded and non-threaded tubing - 1.250" STR CAP 1.750" LONG 1-1/4
44.5
1.750
87 S1.313-12 Straight Plastic Caps - 1.313" STR CAP 0.750" LONG 1-5/16
19.1
0.750
88 S1.313-14 Cylindrical Plastic Caps - 1.313" STR CAP 0.875" LONG 1-5/16
22.2
0.875
89 S1.313-16 Plastic Straight Caps - 1.313" STR CAP 1.000" LONG 1-5/16
25.4
1.000
90 S1.375-10 Straight Polyethylene Plastic Caps - 1.375" STR CAP 0.625" LONG 1-3/8
15.9
0.625
91 S1.375-14 Straight Plastic Caps - 1.375" STR CAP 0.875" LONG 1-3/8
22.2
0.875
92 S1.375-16 Cylindrical Plastic Caps - 1.375" STR CAP 1.000" LONG 1-3/8
25.4
1.000
93 S1.375-24 Plastic Straight Caps - 1.375" STR CAP 1.500" LONG 1-3/8
38.1
1.500
94 S1.375-28 Straight Polyethylene Plastic Caps - 1.375" STR CAP 1.750" LONG 1-3/8
44.5
1.750
95 S1.437-14 Plastic Caps for threaded and non-threaded tubing - 1.437" STR CAP 0.875" LONG 1-7/16
22.2
0.875
96 S1.500-14 Straight Plastic Caps - 1.500" STR CAP 0.875" LONG 1-1/2
22.2
0.875
97 S1.500-16 Cylindrical Plastic Caps - 1.500" STR CAP 1.000" LONG 1-1/2
25.4
1.000
98 S1.500-28 Plastic Straight Caps - 1.500" STR CAP 1.750" LONG 1-1/2
44.5
1.750
99 S1.563-16 Straight Polyethylene Plastic Caps - 1.563" STR CAP 1.000" LONG 1-9/16
25.4
1.000
100 S1.625-16 Straight Plastic Caps - 1.625" STR CAP 1.000" LONG 1-5/8
25.4
1.000
101 S1.625-20 Cylindrical Plastic Caps - 1.625" STR CAP 1.250" LONG 1-5/8
31.8
1.250
102 S1.719-16 Plastic Straight Caps - 1.719" STR CAP 1.000" LONG 1-23/32
25.4
1.000
103 S1.750-14 Straight Polyethylene Plastic Caps - 1.750" STR CAP 0.875" LONG 1-3/4
22.2
0.875
104 S1.750-16 Plastic Caps for threaded and non-threaded tubing - 1.750" STR CAP 1.000" LONG 1-3/4
25.4
1.000
105 S1.844-20 Straight Plastic Caps - 1.844" STR CAP 1.250" LONG 1-27/32
31.8
1.250
106 S1.875-14 Cylindrical Plastic Caps - 1.875" STR CAP 0.875" LONG 1-7/8
22.2
0.875
107 S1.875-16 Plastic Straight Caps - 1.875" STR CAP 1.000" LONG 1-7/8
25.4
1.000
108 S2.000-14 Straight Polyethylene Plastic Caps - 2.000" STR CAP 0.875" LONG 2
22.2
0.875
109 S2.000-16 Straight Plastic Caps - 2.000" STR CAP 1.000" LONG 2
25.4
1.000
110 S2.000-24 Cylindrical Plastic Caps - 2.000" STR CAP 1.500" LONG 2
38.1
1.500
111 S2.125-8 Plastic Straight Caps - 2.125" STR CAP 0.500" LONG 2-1/8
12.7
0.500
112 S2.125-14 Straight Polyethylene Plastic Caps - 2.125" STR CAP 0.875" LONG 2-1/8
22.2
0.875
113 S2.125-16 Plastic Caps for threaded and non-threaded tubing - 2.125" STR CAP 1.000" LONG 2-1/8
25.4
1.000
114 S2.250-14 Straight Plastic Caps - 2.250" STR CAP 0.875" LONG 2-1/4
22.2
0.875
115 S2.250-16 Cylindrical Plastic Caps - 2.250" STR CAP 1.000" LONG 2-1/4
25.4
1.000
116 S2.250-20 Plastic Straight Caps - 2.250" STR CAP 1.250" LONG 2-1/4
31.8
1.250
117 S2.375-14 Straight Polyethylene Plastic Caps - 2.375" STR CAP 0.875" LONG 2-3/8
22.2
0.875
118 S2.500-14 Straight Plastic Caps - 2.500" STR CAP 0.875" LONG 2-1/2
22.2
0.875
119 S2.563-6 Cylindrical Plastic Caps - 2.563" STR CAP 0.375" LONG 2-9/16
9.5
0.375
120 S2.563-16 Plastic Straight Caps - 2.563" STR CAP 1.000" LONG 2-9/16
25.4
1.000
121 S2.609-16 Straight Polyethylene Plastic Caps - 2.609" STR CAP 1.000" LONG 2-39/64
25.4
1.000
122 S2.625-16 Plastic Caps for threaded and non-threaded tubing - 2.625" STR CAP 1.000" LONG 2-5/8
25.4
1.000
123 S2.750-16 Straight Plastic Caps - 2.750" STR CAP 1.000" LONG 2-3/4
25.4
1.000
124 S3.000-16 Cylindrical Plastic Caps - 3.000" STR CAP 1.000" LONG 3
25.4
1.000
125 S3.062-32 Plastic Straight Caps - 3.062" STR CAP 2.000" LONG 3-1/16
50.8
2.000
126 S3.125-22 Straight Polyethylene Plastic Caps - 3.125" STR CAP 1.375" LONG 3-1/8
34.9
1.375
127 S3.250-16 Straight Plastic Caps - 3.250" STR CAP 1.000" LONG 3-1/4
25.4
1.000
128 S3.250-30 Cylindrical Plastic Caps - 3.250" STR CAP 1.875" LONG 3-1/4
47.6
1.875
129 S3.313-16 Plastic Straight Caps - 3.313" STR CAP 1.000" LONG 3-5/16
25.4
1.000
130 S3.437-16 Straight Polyethylene Plastic Caps - 3.437" STR CAP 1.000" LONG 3-7/16
25.4
1.000
131 S3.500-16 Plastic Caps for threaded and non-threaded tubing - 3.500" STR CAP 1.000" LONG 3-1/2
25.4
1.000
132 S3.500-22 Straight Plastic Caps - 3.500" STR CAP 1.375" LONG 3-1/2
34.9
1.375
133 S3.531-32 Cylindrical Plastic Caps - 3.531" STR CAP 2.000" LONG 3-17/32
50.8
2.000
134 S3.625-22 Plastic Straight Caps - 3.625" STR CAP 1.375" LONG 3-5/8
34.9
1.375
135 S3.740-16 Straight Polyethylene Plastic Caps - 3.740" STR CAP 1.000" LONG M95
25.4
1.000
136 S3.750-22 Straight Plastic Caps - 3.750" STR CAP 1.375" LONG 3-3/4
34.9
1.375
137 S3.990-16 Cylindrical Plastic Caps - 3.990" STR CAP 1.000" LONG 3.99
25.4
1.000
138 S4.000-18 Plastic Straight Caps - 4.000" STR CAP 1.125" LONG 4
28.6
1.125
139 S4.000-22 Straight Polyethylene Plastic Caps - 4.000" STR CAP 1.375" LONG 4
34.9
1.375
140 S4.115-16 Plastic Caps for threaded and non-threaded tubing - 4.115" STR CAP 1.000" LONG 4.115
25.4
1.000
141 S4.125-24 Straight Plastic Caps - 4.125" STR CAP 1.500" LONG 4-1/8
38.1
1.500
142 S4.331-22 Cylindrical Plastic Caps - 4.331" STR CAP 1.375" LONG M110
34.9
1.375
143 S4.500-23 Plastic Straight Caps - 4.500" STR CAP 1.437" LONG 4-1/2
36.5
1.437
144 S4.813-10 Straight Polyethylene Plastic Caps - 4.813" STR CAP 0.625" LONG 4-13/16
15.9
0.625
145 S4.875-16 Straight Plastic Caps - 4.875" STR CAP 1.000" LONG 4-7/8
25.4
1.000
146 S5.125-26 Cylindrical Plastic Caps - 5.125" STR CAP 1.625" LONG 5-1/8
41.3
1.625
147 S5.250-29 Plastic Straight Caps - 5.250" STR CAP 1.812" LONG 5-1/4
46.0
1.812
Default Part # Description To Fit Outside Diameter Inside Length
mm
in
Plain
LDPE
Red
Knurled
LDPE
Natural
Knurled
TPE
Yellow
See Prices / Buy Online
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Not sure what part you need? Would you like to consider another type or part, or a different material?
Consult MOCAP's Application Advisor for assistance.



Straight Plastic Caps - Information

MOCAP Straight Plastic Caps are designed to fit over threaded and non-threaded tubing, rods and fittings, forming a snug friction fit.
These straight polyethylene plastic caps are ideal for use as shipping caps, end caps, pipe caps, product protection, paint protection, and thread protectors.
This series of caps is available with a plain top, and many of the sizes are also available with a knurled top-collar, which makes them easy-to-grip and remove. The caps are also available in both LDPE plastic and flexible TPE.
Also good for masking against paint, plating and grit blasting.

  • Durable and Inexpensive
  • Use as End Cap, Shipping Cap, Pipe Cap
  • Sizes to Fit 2 to 133 mm Diameters


Most stock sizes are available in Mini-Packs when Smaller Quantities are Needed. To place an order for this product, call 0800 046 7436 or use our Contact Request Form to receive information by e-mail.


Many Sizes of Our Straight Plastic Caps are Stocked for Immediate Shipment.







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