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RUBBER & SILICONEStandard parts. Custom solutions.

Primeline rubber tubing

Primeline rubber tubing

Primeline rubber tubing is a kind of quality industrial rubber tube, enhanced with various compounds which keep it from becoming brittle as well as giving it excellent wear and tear resistance. It is excellent for electrical insulators, power connections and also a variety of applications in various sectors such as aerospace, energy, marine industries. However, primeline rubber tubing is also popular for two additional purposes – spearfishing and working out.

Primeline rubber tubing is used to connect a harpoon or a spear to the speargun when spearfishing. Due to its amazing tensile strength and elasticity, primeline rubber tubing is the go-to choice for spearfishers. Additionally, tubing like this is also very popular in the fitness industry. Since the primeline rubber tubing has excellent resiliency, elasticity and tensile strength, it is an excellent choice for a resistance band and exercise equipment. Since the tube can be made in a variety of ways, manufacturers such as us can easily make the tube easier or harder to stretch, allowing for greater versatility when working out. Stacking a few of these rubber tubes or elastic bands together can create a workout as effective as the one done with dumbbells and other workout equipment.

We have already mentioned the difference in elasticity between different primeline rubber tubes, but what we didn’t mention is that there are other ways in which these can be customized, as well. The most obvious customization is colouring. Different colours usually indicate different tensile strength and elasticity, making it easier for you to pick the right one. Additionally, manufacturers can make both thin and thick primeline rubber tubing, which would also affect its properties. Finally, primeline rubber tubing can also be made from different rubbers, even though it is mostly created with some sort of mixture of synthetic rubbers and latex.

Rubber Hose Size Catalog

Compare tube bore, outside diameter and available wall thickness. Confirm material compatibility and operating requirements for the selected hose.

Rubber Hose

Compare Inside Diameter and Outside Diameter in mm. The cross-section drawing identifies the bore and outside diameter; confirm the selected tube material and service requirements.

Dimension guide
Tube cross section — Outside Diameter and Inside Diameter
Profile reference. Use the dimension letters and units in the selected table and confirm the part drawing.
Product appearance
Rubber Hose — product view
Illustrative product appearance. Refer to the selected row and part drawing for dimensions.
Part No.Inside DiameterOutside Diameter
RL5-16516
RL7-16716
RL3-19319
RL5-19519
RL7-19719
RL3-25325
RL5-25525
RL7-25725
RL3-32332
RL5-32532
RL7-32732
RL3-38338
RL5-38538
RL7-38738
RL3-45345

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Discuss Your Requirements

Product specifications

Product form
Hollow elastomer tubing for a fitted line or sleeve
Material options discussed
Natural rubber / latex. Choose one formulation for the actual contact and loading conditions.
Application focus
Industrial fluid lines, aircraft equipment, marine installations and exercise resistance elements. Size the part against the selected assembly.
Dimensions to confirm
Inside diameter, outside diameter, wall thickness and cut length. Match these to industrial fluid lines and aircraft equipment.
Line layout
Check bend radius, unsupported spans and clearance at both connections.

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