Designed to protect the ends of threaded and non-threaded tubing, rods or packaging tubes with a friction-fit, straight-wall design. Will fit diameters matching inside dimensions where applicable. Where indicated, outside ribs aid in tube removal. Used extensively for masking during painting, plating and sandblasting operations.
Material: Low-Density Polyethylene
Color: Orange

| Part Number |
To Cap Diameter | Dimension | Packaging | |||
|---|---|---|---|---|---|---|
| A | C | Standard Carton | Red-E-Pak | |||
| in | mm | in | mm | |||
| 211-B | 1/8 | 3.18 | 0.62 | 15.75 | 30,000 | 6,000 |
| 211-L | 1/8 | 3.18 | 0.75 | 19.05 | 25,000 | 5,000 |
| 212-C | 5/32 | 3.96 | 0.59 | 14.99 | 25,000 | 5,000 |
| 212-S | 11/64 | 4.37 | 0.62 | 15.75 | 10,000 | 2,000 |
| 213-S | 3/16 | 4.78 | 0.47 | 11.94 | 5,000 | 5,000 |
| 213-D | 3/16 | 4.78 | 0.62 | 15.75 | 15,000 | 3,000 |
| 213-R | 13/64 | 5.16 | 0.62 | 15.75 | 15,000 | 3,000 |
| 214-L | 15/64 | 5.94 | 1.13 | 28.70 | 15,000 | 3,000 |
| 214-S | 1/4 | 6.35 | 0.50 | 12.70 | 15,000 | 3,000 |
| 214-E | 1/4 | 6.35 | 0.88 | 22.35 | 9,000 | 1,800 |
| 274-G | 17/64 | 6.76 | 0.75 | 19.05 | 10,000 | 2,000 |
| 1805 | 5/16 | 7.92 | 0.38 | 9.65 | 18,000 | 3,600 |
| 215-F | 5/16 | 7.92 | 0.88 | 22.35 | 7,500 | 1,500 |
| 216-T | 3/8 | 9.53 | 0.46 | 11.68 | 20,000 | 4,000 |
| 155* | 3/8 | 9.53 | 0.75 | 19.05 | 10,000 | 2,000 |
| 216-H | 3/8 | 9.53 | 0.88 | 22.35 | 10,000 | 2,000 |
| 216-L | 3/8 | 9.53 | 1.12 | 28.45 | 7,500 | 1,500 |
| 1030 | 27/64 | 10.72 | 1.25 | 31.75 | 5,000 | 1,000 |
| 773 | 7/16 | 11.13 | 0.22 | 5.59 | 15,000 | 3,000 |
| 1031 | 7/16 | 11.13 | 0.50 | 12.70 | 15,000 | 3,000 |
| 159* | 7/16 | 11.13 | 0.62 | 12.70 | 10,000 | 2,000 |
| 217 | 7/16 | 11.11 | 0.88 | 22.35 | 7,500 | 1,500 |
| 217-L | 7/16 | 11.13 | 1.50 | 38.10 | 5,000 | 1,000 |
| SC 7/16-16 | 7/16 | 11.11 | 1.00 | 25.40 | 5,000 | 1,000 |
| 157* | 15/32 | 11.91 | 0.75 | 19.05 | 7,500 | 1,500 |
| 161* | 1/2 | 12.70 | 0.44 | 11.18 | 15,000 | 3,000 |
| 218-S | 1/2 | 12.70 | 0.50 | 12.70 | 5,000 | 1,000 |
| 218 | 1/2 | 12.70 | 0.88 | 22.35 | 7,000 | 1,400 |
| 176* | 9/16 | 14.27 | 0.42 | 10.67 | 10,000 | 2,000 |
| 219-S | 9/16 | 14.27 | 0.62 | 15.75 | 7,500 | 1,500 |
| 219 | 9/16 | 14.27 | 0.88 | 22.35 | 5,000 | 1,000 |
| 220 | 5/8 | 15.88 | 0.88 | 22.35 | 5,000 | 1,000 |
| 981** | 5/8 | 15.88 | 0.88 | 22.35 | 5,000 | 1,000 |
| 220-H | 5/8 | 15.88 | 0.94 | 23.88 | 5,000 | 1,000 |
| 220-U | 5/8 | 15.88 | 1.50 | 38.10 | 2,000 | 400 |
| 1834 | 5/8 | 15.88 | 2.50 | 63.50 | 1,000 | 200 |
| 221-S | 11/16 | 17.48 | 0.75 | 19.05 | 5,000 | 500 |
| 221 | 11/16 | 17.48 | 0.88 | 22.35 | 3,500 | 700 |
| 222-S | 3/4 | 19.05 | 0.38 | 9.65 | 7,500 | 1,500 |
| 222 | 3/4 | 19.05 | 0.88 | 22.35 | 3,500 | 700 |
| 222-H | 3/4 | 19.05 | 0.94 | 23.88 | 2,500 | 500 |
| 222-L | 3/4 | 19.05 | 2.47 | 62.74 | 4,000 | 800 |
| 835 | 13/16 | 20.65 | 0.69 | 17.53 | 3,500 | 700 |
| 223 | 13/16 | 20.65 | 0.88 | 22.35 | 2,500 | 500 |
| 201-T | 7/8 | 22.23 | 0.62 | 15.75 | 2,500 | 500 |
| 201-S | 7/8 | 22.23 | 0.62 | 15.75 | 3,500 | 700 |
| 201 | 7/8 | 22.23 | 0.88 | 22.35 | 2,500 | 500 |
| 201-M | 7/8 | 22.23 | 1.75 | 44.45 | 1,000 | 200 |
| 748 | 29/32 | 23.00 | 0.75 | 19.05 | 2,500 | 500 |
| 1202 | 29/32 | 23.83 | 0.88 | 22.35 | 2,500 | 500 |
| 2003-S | 1 | 25.40 | 0.45 | 11.43 | 4,000 | 800 |
| 1784 | 1 | 25.40 | 0.50 | 12.70 | 3,500 | 700 |
| 2003 | 1 | 25.40 | 0.50 | 12.70 | 3,500 | 700 |
| 1364 | 1 | 25.40 | 0.62 | 15.75 | 2,000 | 400 |
| 138 | 1 | 25.40 | 0.75 | 19.05 | 2,500 | 500 |
| 138-2 | 1 | 25.40 | 1.00 | 25.40 | 1,500 | 300 |
| 138-L | 1 | 25.40 | 1.75 | 44.45 | 1,000 | 200 |
| 448 | 1-1/16 | 27.00 | 1.00 | 25.40 | 2,000 | 400 |
| 224 | 1-1/8 | 28.58 | 0.88 | 22.35 | 1,500 | 300 |
| 289-S | 1-1/4 | 31.75 | 0.50 | 12.70 | 2,000 | 400 |
| 289 | 1-1/4 | 31.35 | 1.00 | 25.40 | 1,500 | 300 |
| 289-M | 1-1/4 | 31.75 | 1.50 | 38.10 | 700 | 140 |
| 289-L | 1-1/4 | 31.75 | 1.75 | 44.45 | 500 | 100 |
| 1783 | 1-5/16 | 33.35 | 1.00 | 25.40 | 1,000 | 200 |
| 760 | 1-3/8 | 35.00 | 0.62 | 15.75 | 1,000 | 200 |
| 225 | 1-3/8 | 35.00 | 1.00 | 25.40 | 1,000 | 200 |
| 428 | 1-3/8 | 35.00 | 1.50 | 38.10 | 500 | 100 |
| 428-2 | 1-3/8 | 35.00 | 1.59 | 40.39 | 500 | 100 |
| 290 | 1-1/2 | 38.10 | 1.00 | 25.40 | 1,000 | 200 |
| 290-L | 1-1/2 | 38.10 | 1.75 | 44.45 | 500 | 100 |
| 291 | 1-5/8 | 41.28 | 1.00 | 25.40 | 1,000 | 200 |
| 291-L | 1-5/8 | 41.28 | 1.25 | 31.75 | 500 | 100 |
| 291-2 | 1-23/32 | 43.65 | 1.00 | 25.40 | 500 | 100 |
| 1008 | 1-3/4 | 44.45 | 0.88 | 22.35 | 500 | 100 |
| 1008-1 | 1-3/4 | 44.45 | 1.00 | 25.40 | 500 | 100 |
| 291-3 | 1-27/32 | 46.84 | 1.21 | 30.73 | 500 | 100 |
| 1699 | 1-7/8 | 47.63 | 1.00 | 25.40 | 500 | 100 |
| 226 | 2 | 50.80 | 1.00 | 25.40 | 1,000 | 200 |
| 226-L | 2 | 50.80 | 1.53 | 38.86 | 250 | 50 |
| 1025 | 2-1/8 | 53.98 | 0.50 | 12.70 | 1,000 | 200 |
| 327 | 2-1/8 | 53.98 | 1.00 | 25.40 | 500 | 100 |
| 230 | 2-1/4 | 57.15 | 0.88 | 22.35 | 500 | 100 |
| 1365 | 2-1/4 | 57.15 | 1.00 | 25.40 | 300 | 60 |
| 227 | 2-1/2 | 63.50 | 0.88 | 22.35 | 500 | 100 |
| 372 | 2-39/64 | 66.27 | 1.00 | 25.40 | 1,000 | 200 |
| 374 | 2-5/8 | 66.68 | 1.00 | 25.40 | 1,000 | 200 |
| 232 | 2-3/4 | 69.85 | 1.00 | 25.40 | 250 | 50 |
| 387 | 3 | 76.20 | 1.00 | 25.40 | 450 | 90 |
| 373 | 3-1/8 | 79.38 | 1.38 | 35.05 | 300 | 60 |
| 1528 | 3-1/4 | 82.55 | 1.00 | 25.40 | 800 | 160 |
| 1563 | 3-7/16 | 87.31 | 1.00 | 25.40 | 700 | 140 |
| 1521 | 3-1/2 | 88.90 | 1.00 | 25.40 | 600 | 120 |
| 2215 | 3-17/32 | 89.69 | 2.00 | 50.80 | 300 | 60 |
| 1540 | 4 | 101.60 | 1.13 | 28.70 | 500 | 100 |
| 377 | 4-1/8 | 104.78 | 1.50 | 38.10 | 400 | 80 |
| 1400 | 4-13/16 | 122.25 | 0.64 | 16.26 | 500 | 100 |
| 1363 | 4-7/8 | 123.83 | 0.92 | 23.37 | 350 | 70 |
| 324-3 | 8 | 203.20 | 2.30 | 58.42 | 40 | 8 |