This website uses cookies to ensure you get the best experience on our website. More info

Allow Cookies

RP - RP Series Plugs

Threaded Plugs

Orginally for automotive and air conditioning tube fittings, the RP Series threaded plugs are general purpose, high-strength, machine-threaded and adaptable to a multitude of applications. Serrated for finger tightening, they also have a slotted hex-head for screwdriver, nutdriver or wrench installation where desired.

  • Wide range of thread sizes
  • Easy to use

Material: Polypropylene

Standard Colour: Red (RP-M is white)

Type: Fitting Protection, Protection & Finishing , Plugs, Threaded Hydraulic Caps & Plugs

Material: Polyethylene, Polypropylene

Applications: Hydraulics

Request a Call Back

For more information or to order samples we'd be pleased to call you back.

Let us know who we need to ask for when we call.

A phone number is required if we are going to call you back.

A valid email address is required.

Part Number Dim A (IN) Dim B (IN) Dim C (IN) Dim D (IN) To Fit Thread Size
RP-7-14 0.43 0.30 0.62 0.28 7/16-14
RP-TF-7-1 0.44 0.30 0.68 0.28 7/16-20
RP-8-13 0.49 0.32 0.69 0.28 1/2-13
RP-TF-8 0.50 0.36 0.74 0.28 1/2-20
RP-TF-9 0.50 0.35 0.81 0.28 9/16-18
RP-TF-10 0.56 0.34 0.74 0.26 5/8-18
RP-TF-12-2 0.69 0.44 1.03 0.28 3/4-16
RP-TF-12 0.68 0.44 0.89 0.27 3/4-16
RP-TF-14-3 0.75 0.50 1.18 0.28 7/8-14
RP-TF-14 0.75 0.50 1.02 0.33 7/8-14
RP-TF-17-2 0.88 0.62 1.47 0.28 1-1/16-12
RP-TF-21-1 0.88 0.88 1.56 0.34 1-5/16-12
RP-TF-26 1.00 1.00 2.00 0.34 1-5/8-12
RP-TF-30 1.25 1.00 2.25 0.34 1-7/8-12
RP-M 16X1.5 0.28 0.47 0.89 16x1.5mm
Convert to Metric
© 2026 Greentree engineering | Registered in England: 3106156 | Terms and Conditions | Privacy | Call 01684 533 800 | .(JavaScript must be enabled to view this email address)