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-416 BLACK BUNA 50D O-RING

Buna-N O-Ring, 3.35 in ID x 0.275 CS, 50A, Black, -40 to 250°F

Status
Out of Stock
Est. Ship Date
21 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
416
Durometer
50 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 3/8 inch
Nominal Outside Diameter
3 7/8 inch
Unit of Measure
EA
SKU:
H50416

Product Specification

-
Ordered as H50416, this is an AS568-416 black Buna-N (Nitrile) 50 Shore A O-Ring supplied with an inside diameter of 3.35 in (85.09 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 3.9 in (99.06 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) delivers low compression set under sustained load, strong abrasion and tear resistance. The material holds up against propane and butane, greases and lubricants, and many alcohols. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).

It sees regular use in construction equipment, automotive, and fluid power.

Reference part number H50416 when ordering; the item is sold individually. Nominal inside diameter is listed as 3 3/8 inch. Review your operating media and conditions against this specification before installation.
Item
H50416
Description
-416 BLACK BUNA 50D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
3.35 inch (85.09 mm)
Actual Outside Diameter
3.9 inch (99.06 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity