Dash Number 343 O-Rings | McMaster-Carr

Filter by

System of Measurement

ID

Cross Section Shape

Width

Dash Number

OD

Material

Fractional Width

Fractional ID

Hardness

Color

Fractional OD

Hardness Rating

For Use With

Maximum Temperature

Core Material

Minimum Temperature

Thickness

Core Hardness

USMCA Qualifying

Specifications Met

RoHS Compliance

DFARS Compliance

REACH Compliance

Food Industry Standard

Top Shape

Construction

Core Color

Environment

Performance

Military Specification

How can we improve?

19 Products

Sealing

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)