Shopping the HPS Crush Sealing Washer [M18] (Aluminum, Silver) (5PCs)? Everything you need to choose correctly is on this page.
![HPS Crush Sealing Washer [M18] (Aluminum, Silver) (5PCs)](https://partsmithco.com/wp-content/uploads/2026/07/AWx5_1_d07a4cf8-01cd-4ffd-996e-5a2450ea8073.jpg)
Reinforcement ply count determines burst strength, which matters most on boosted applications. Replace both the upper and lower runs while the system is open.
Our team knows the hps crush sealing washer well, so ask if anything about the specification is unclear.
Stock of the hps crush sealing washer is live on this page rather than estimated.
Key details
- Material: Aluminum
- Category: AN Fitting Components
- Price: $25.61 with free shipping over $99
- Availability: in stock, dispatched from the USA
Message us the vehicle details and we will confirm compatibility, including anything unusual about your build.
Related listings: Hoses & Fittings · HPS AN Female Bulkhead Jam Nut AN Fitting [Straight] [-10] (Aluminum, Black) · HPS AN Male to Male Union Adapter AN Fitting [Straight] [-8] (Aluminum, Black) · full catalog
Heavy items are double boxed or palletized, because transit damage helps nobody.
Further reading from a neutral source: the NHTSA vehicle safety hub.
Frequently asked questions
What do you need to verify fitment?
We verify every doubtful order by hand. Give us the year, make, model and engine option and we will confirm compatibility in one reply.
When will my order dispatch?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
What is the return policy?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
Is this checked before shipping?
We verify diameter and reinforcement specification on every hose order.
![HPS AN Male to Metric Adapter Fitting [Straight] [-6 to M18 x 1.5] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_f414e18f-37ad-4910-8abb-c7f9ac2080bf-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_fb2df01f-9eb8-4975-89d8-8afd92a49ee4-300x300.jpg)
![HPS NPT Allen Plug Fitting [1/2 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1_905b27b0-3c7d-4fa0-ad9c-55f954a9d8c0-300x300.jpg)
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