SealSpec / O-rings / Size chart / AS568-137

AS568-137 O-ring · 2 1/16 ID × 3/32 cross-section

Standard AS568 size -137: 2.050 in inside diameter × 0.103 in cross-section (52.07 × 2.62 mm). Dimensions, tolerances, groove check and material options for specifying this size in a production design.

AS568-137 O-ring dimensioned drawing, 2.050 inch ID by 0.103 inch cross-section, outside diameter 2.256 inch — Dimensioned drawing, proportional to ID/CSDownload SVG

Dimensions (inch)

Dash number	AS568-137
Inside diameter	2.050 ± 0.017
Cross-section	0.103 ± 0.003
Outside diameter (calculated)	2.256
Nominal	2 1/16 × 2 1/4 × 3/32

Dimensions (mm)

Inside diameter	52.07 ± 0.43
Cross-section	2.62 ± 0.08
Outside diameter (calc.)	57.30

Material options for -137

Viton / FKM Nitrile / Buna-N EPDM Silicone Fluorosilicone Neoprene

Check your groove for -137

Enter your gland dimensions. Results are nominal geometry.

Groove depth (in)Groove width (in)Installed ID / rod (in)

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Same cross-section (0.103 in)

-133 1.799 -134 1.862 -135 1.925 -136 1.987 -137 2.050 -138 2.112 -139 2.175 -140 2.237 -141 2.300

← AS568-136 · AS568-138 → · Full size chart