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HHM & HHMU

HHM & HHMU

Product catalog summary
Overview: This document provides technical specifications for the Metric HHM/HHMU Series of internal Hoopster retaining rings manufactured by Smalley in the USA. It includes details on dimensions, materials, and removal provisions.
Specifications: The document lists various models of the HHM series, each with specific dimensions such as diameter, radial wall thickness, and width. The dimensions are provided in millimeters. The rings are available in carbon steel and 302 stainless steel.
Removal Provisions: The document distinguishes between rings with and without removal provisions. Rings with removal provisions have a bent end for easier removal from the groove, indicated by the "HHM" prefix. Rings without removal provisions use the "HHMU" prefix.
Material and Yield Strength: The groove material yield strength is based on 310 N/mm2 with a safety factor of 2. The document also provides a suffix "-S02" for 302 stainless steel variants.
Product Dimensions: All dimensions are in millimeters unless specified otherwise. The document includes a table with detailed measurements for each ring model, including outside diameter, radial wall thickness, and groove yield.
Ordering Information: Additional ordering instructions are referenced on pages 134-135, which are not included in this summary.
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Catalog excerpts

HHM & HHMU-1

Metric HHM/HHMU Series Internal Hoopster Retaining Rings are dicult to remove from the groove without a removal provision. We oer either a bent end for removal or no removal provision as shown to the left. Ring Groove Outside Diameter Radial Wall Thickness Diameter Width Housing Diameter Smalley Part Number 1, 2, 4 Stock Items available in carbon steel and 302 stainless steel. Product Dimensions All dimensions in millimeters unless otherwise specified. WITH REMOVAL PROVISION HHM-_ _ NO REMOVAL PROVISION HHMU-_ _ Use “HHM” prefix for removal provision end. Use “HHMU” prefix for no removal provision. Add sux “-S02” for 302 stainless steel. 3 Based on a groove material yield strength of 310 N/mm2 and a safety factor of 2 4 See pages 134-135 for How to Order. 2

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