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Bspp Copper Sealing Washers

Description & Features

Designed for use in hydraulic systems, these copper sealing washers provide reliable sealing performance. With a diameter of 27mm and a thickness of 1.4mm, they are ideal for creating leak-proof connections in industrial settings. The washers are compatible with BSPP (British Standard Pipe Parallel) threads, specifically sized for G 1/2 - 14 fittings. Constructed from high-quality steel, these washers offer durability and resistance to wear, ensuring long-term use in demanding environments.

These Adaptall brand washers are essential components for maintaining the integrity of fluid systems, preventing fluid leakage and ensuring efficient operation. Their robust construction supports their use in various hydraulic applications where secure sealing is critical. The washers' precise dimensions and material composition make them suitable for use in high-pressure environments, ensuring reliability and safety.

SKU: 3500-08

Supplier Part Number (MPN): 3500-08

Specifications

d Diameter 27mm	Adaptall Material Steel	S Misc 1.4mm	Adaptall Shape Component	Side 1 Callout G 1/2 - 14	Side 1 Gender -	Side 1 Size 1/2"	Side 1 Type Bspp	Brand Adaptall America	Brand Adaptall	Pack Size 1.00	UOM EA	Supplier Part Number 3500-08	Product Weight 0.01 lbs

Product Questions & Answers (3)

Question by: Vince A on Feb 22, 2026, 4:02 PM

Will these copper washers hold up okay in a hydraulic setup that sees some pretty high pressures?

Answer by: Customer Support on Feb 24, 2026, 6:57 AM

Constructed from high-quality steel, these washers are designed to maintain reliable sealing even in demanding, high-pressure hydraulic environments.

Question by: Ronnie C on Sep 12, 2025, 6:11 PM

these go on G 1/2 fittings, right? just want to make sure before i order a bunch of em

Answer by: Customer Support on Sep 13, 2025, 8:25 PM

sized for G 1/2 - 14 BSPP fittings specifically. The outer diameter runs 27mm with a 1.4mm thickness, so as long as your fittings match that thread spec, you're good to go.

Question by: Vince E on May 2, 2025, 7:42 AM

got a G 1/2 - 14 BSPP fitting here, are these the right sealing washers for it?

Answer by: Customer Support on May 3, 2025, 3:30 PM

These are made for BSPP threads and called out specifically for G 1/2 - 14, so they match that size. The washer dimensions are 27 mm outside diameter and 1.4 mm thick.