The DSR is an extra thick version of a regular DSH retaining ring. As such. it is stronger and can withstand greater thrust loads than its standard counterpart.

Size Range: 12 mm - 100 mm

The radius "R" on the load side must not exceed 0.1 T.

Shaft Diameter - Ds

N/A 45.0 mm

Groove Diameter - Dg

N/A 42.50 mm

Groove Diameter - Tolerance

N/A -0.25 mm

Groove Width - W min

N/A 2.65 mm

Groove Depth - d

N/A 1.25 mm

Ring Thickness - T

N/A 2.50 mm

Ring Thickness - Tolerance

N/A -0.07 mm

Ring Free Diameter - Df

N/A 41.50 mm

Ring Free Diameter - Tolerance

N/A +0.39 to -0.90 mm

Ring Lug Height Maximum - H max

N/A 7.5 mm

Maximum Section - S Ref.

N/A 4.7 mm

Ring Hole Diameter - R min

N/A 2.5 mm

Ring Weight Per 1000 Pcs.

N/A 10.80 kg

Edge Margin - Y min

N/A 3.8 mm

Trust Load Ring

N/A 100.0 kN

Trust Load Groove

N/A 28.60 kN

Allowable Corner Radii & Chamfers - R/Ch max

N/A 2.00 mm

Max. Load With R/Ch Max.

N/A 19.1 kN

R.P.M. Limits

N/A 11000 rpm


N/A Beryllium Copper (Alloy 25) Carbon Steel (SAE1060-1090) Stainless Steel (PH15-7 MO) Stainless Steel (Type 420)


N/A Bright Zinc (ZF) Heavy Phosphate & Oil (HPD) Phosphate (PA) Phosphate& Oil (PD) Trivalent Coating (Z3X) Zinc Dichromate Lacquer (ZDL) Zinc Plating (ZD)

Daemar at a Glance

Managing the sourcing & delivery of millions of Essential Components to the manufacturing & MRO marketplace.

Four locations across North America:

Daemar Canada

Daemar USA

ISO-9001 Registered QMS

Copyright 2016, Daemar Inc. | Design by Persona Corp.