-415 BLACK BUNA 90D O-RING

Buna-N O-Ring, 3.225 in ID x 0.275 CS, 90A, Black, -40 to 250°F

Status
Available
Est. Ship Date
1 Nov 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
415
Durometer
90 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Nominal Cross Section
1/4 inch
Nominal Inside Diameter
3 1/4 inch
Nominal Outside Diameter
3 3/4 inch
Unit of Measure
EA
SKU:
H90415
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Product Specification

-
APG stocks the H90415, an AS568-415 black Buna-N (Nitrile) 90 Shore A O-Ring built to an inside diameter of 3.225 in (81.92 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.775 in (95.89 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.

The compound resists propane and butane, petroleum-based oils, and many alcohols. Buna-N (Nitrile) is widely chosen for an economical choice for high-volume maintenance programs, strong abrasion and tear resistance. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in polar solvents or ketones.

Common environments for this compound include hydraulic and pneumatic systems, general industrial maintenance, and fluid power.

Reference part number H90415 when ordering; the item is sold individually. Unit weight is approximately 15.14 g. Check the compound against your process media, pressure and temperature before committing to a design.
Item
H90415
Description
-415 BLACK BUNA 90D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
3.225 inch (81.92 mm)
Actual Outside Diameter
3.775 inch (95.89 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity