Backup Ring, 0.118W, 3.881 ID, PK25 MPN:3CUX5
Backup Ring, 0.118W, 3.881 ID, PK25
This Backup Ring is a reliable solution for various applications, providing a secure seal in harsh environments. Made from durable Buna-N material, it withstands temperatures from -40°F to 250°F, ensuring consistent performance. With a Durometer rating of 90A, it offers a hard and resistant surface. Its rectangular cross-section and 0.05-inch thickness provide a precise fit for AS568A Dash No. 241 applications. The ring's small size and lightweight design make it ideal for use in tight spaces, reducing installation time and increasing efficiency. Its black color and compact packaging make it easy to integrate into existing systems.
Top product features:
- Material Buna-N provides resistance to chemicals and oils
- Thickness 0.05 in offers a balance between durability and flexibility
- Durometer 90A rating indicates a hard and wear-resistant material
Top product applications:
- Sealing hydraulic cylinder rod
- Sealing pneumatic cylinder rod
- Sealing industrial equipment components
Backup O-Ring, Material Buna-N, For Use with AS568A Dash No. 241, Thickness 0.05 in, Radius 0.174 in, Axial Thickness 0.04 in, Actual Width 0.118 in, Actual Inside Dia. 3.881 in, Cross Section Shape Rectangular, Durometer 90A, Durometer (Hardness) Rating Hard, Color Black, Temp. Range -40 Degrees to 250 Degrees F, Package Quantity 25
Additional Information
- Country of Origin: CN
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 8.50
- Package Width: 6.00
- Package Height: 0.30
- Package Weight: 0.09
Product info last updated on February 15, 2026 6:22pm UTC
Category: Sealing and Gasketing