Overview

This document provides technical specifications and standards for various mechanical components, specifically focusing on NAAMS standard parts such as Side Pins (Pad Retaining Pins) and Pad Guide Blocks. It includes detailed dimensional data, material specifications, and ordering information for different series and catalog numbers.

1. NAAMS Standard Side Pins (Pad Retaining Pins)

Series Covered

• SNR41 Series
• SNR42 Series
• SNR43 Series

Key Specifications

• Each series is identified by catalog numbers and NAAMS codes.
• Dimensions such as length (L), height (H), and other parameters (E, F, G, D) are provided for each catalog number.
• Materials used include 1045 (S45C) and 1020 (SS400) steels.
• SNR41 and SNR42 series are made to order.
• SNR43 series includes detailed dimensional parameters such as bolt hole sizes, thread specifications (e.g., M12p20), and angles (30°).

Material and Hardening

• Materials specified are carbon steels 1045 (S45C) and 1020 (SS400).
• Induction hardening is applied to specific areas (hatched in diagrams) to achieve hardness of HRC40 or more.

2. NAAMS Standard Pad Guide Blocks (SNG11 Series)

Series and Catalog Numbers

• SNG11 Series with catalog numbers such as 1212 (SNG111212) and others.
• Ordering codes include G118007, G118010, G118012, etc.

Dimensional Data

• Dimensions include length (L), depth (D), width (C), height (H), and other parameters (A, B).
• Bolt hole specifications: 2 holes for M16 bolts with tolerances (h18-h26) and 2 holes with h16G6 tolerance.
• Spacing tolerance is specified as a0.1 for critical dimensions.

Material and Treatment

• Material used is 1045 (S45C) with graphite.
• Induction hardened areas are indicated (hatched) with hardness HRC40 or more.

3. General Notes and Ordering

• Both SNR41/42 and SNG11 series are made to order, indicating custom manufacturing based on customer requirements.
• Dimensional tolerances and surface finish specifications are critical for proper fit and function.
• Copyright and proprietary information belong to Sankyo Oilless Industry, Inc.

Summary of Critical Parameters

Conclusion

This technical document serves as a comprehensive reference for ordering and specifying NAAMS standard mechanical components, emphasizing precise dimensional data, material selection, and heat treatment processes to ensure durability and performance in industrial applications.