8400 SERIES BUNA CUP 1x1..25x.125

Buna-N U-Cup Seal, 1 in ID

Status
Available
Est. Ship Date
31 Oct 2026
Material
Nitrile
Nominal Inside Diameter
1
Nominal Outside Diameter
1-1/4
Type Part
U-Cup
Unit of Measure
EA
SKU:
NU8404-0100
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Product Specification

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The NU8404-0100 is a Buna-N (Nitrile) U-Cup Seal built to a 1 in inside diameter. This u-cup seal provides low breakaway friction with strong sealing under load.

As a material, Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. Expect good resistance to propane and butane, water, and many alcohols.

Typical settings include automotive, agricultural equipment, and hydraulic and pneumatic systems.

Stocked as NU8404-0100 and sold individually. Check the compound against your process media, pressure and temperature before committing to a design.
Item
NU8404-0100
Description
8400 SERIES BUNA CUP 1x1..25x.125
Measurement System
Imperial
Nominal Height
1/8
Product Code
1905
Product Category
Seals - Ucup Seals