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Style HU seals feature a reverse bevel lip design and are molded from high quality urethane. The balanced symmetrical design makes them ideal for rod or piston applications.

90A Durometer | Urethane Material | 2 1/8 in Nominal Inner Diameter | 3/16 in Cross Section | U-Seal

Ductile head gland made for a cylinder with a 2.5 in rod and 3.5 in bore. Machined in USA.

Threads are UN/UNR standard threads.

This head gland has a Regular. Both Regular and Wide bases are available.

Matching seal kit is available for purchase.

Molded in PTFE with a rubber energizer, this seal absorbs the shock of pressure spikes to protect the rod seal. Bronze-filled Teflon rod buffer seal with a rubber energizer.

Bronze Filled PTFE Material | 1 3/8 in Nominal Inner Diameter | Buffer Seal

Molded in PTFE with a rubber energizer, this seal absorbs the shock of pressure spikes to protect the rod seal. Bronze-filled Teflon rod buffer seal with a rubber energizer.

Bronze Filled PTFE Material | 1 1/2 in Nominal Inner Diameter | Buffer Seal

Molded in PTFE with a rubber energizer, this seal absorbs the shock of pressure spikes to protect the rod seal. Bronze-filled Teflon rod buffer seal with a rubber energizer.

Bronze Filled PTFE Material | 1 3/4 in Nominal Inner Diameter | Buffer Seal

Molded in PTFE with a rubber energizer, this seal absorbs the shock of pressure spikes to protect the rod seal. Bronze-filled Teflon rod buffer seal with a rubber energizer.

Bronze Filled PTFE Material | 5 1/2 in Nominal Inner Diameter | Buffer Seal

Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.

PTFE Material | 110 MM Nominal Inner Diameter | 5 MM Cross Section | Backup Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation

Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.

PTFE Material | 150 MM Nominal Inner Diameter | 5 MM Cross Section | Backup Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation

Filled PTFE back-up rings primarily used with U-seals.

Filled PTFE Material | 36 MM Nominal Inner Diameter | 4 MM Cross Section | U-Seal Back-Up Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation

Commonly used with metric o-rings, these back-up rings are made of virgin PTFE unless suffix specifies otherwise.

PTFE Material | 38 MM Nominal Inner Diameter | 3 MM Cross Section | Backup Ring

Features

• High strength and abrasion resistance
• Wide temperature range
• Chemical resistance
• Low friction
• Easy installation