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Overview
This document provides technical specifications and product details for RCCN Nylon and Metal Lock Nuts used primarily with glands for fixing purposes. The lock nuts are available in Metric and PG thread types, with additional mentions of NPT and G thread types.
1. Nylon Lock Nuts
Specifications
- Material: Nylon 66
- Fireproof Class: 94V-2
- Color Options: Black and White
- Operating Temperature Range: -40°C to 85°C
- Function: Used with glands to secure fittings
Product Range and Dimensions
The nylon lock nuts are categorized by thread type (Metric or PG), with detailed dimensions including thread size, thickness (T), and spanner size (W). Standard packaging quantities are mostly 100 pieces, with larger sizes packaged in 50 pieces.
| Item No. | Thread | Thickness (T, mm) | Spanner Size (W, mm) | Color | Std. Pkg. (pcs) |
|---|---|---|---|---|---|
| LN-M12W / LN-M12B | M12*1.5 | 5 | 17 | White / Black | 100 |
| LN-M16W / LN-M16B | M16*1.5 | 5 | 22 | White / Black | 100 |
| LN-M40W / LN-M40B | M40*1.5 | 7 | 50 | White / Black | 50 |
| LN-PG7W / LN-PG7B | PG 7 | 5 | 17 | White / Black | 100 |
| LN-PG48W / LN-PG48B | PG 48 | 8 | 68 | White / Black | 50 |
2. Metal Lock Nuts
Specifications
- Material: Brass and Zinc-plated metal
- Function: Used with glands to secure fittings
Product Range and Dimensions
Metal lock nuts are also available in Metric and PG thread types. Dimensions include thread size, thickness (T), and spanner size (W). Packaging quantities are generally 100 pieces, with larger sizes packaged in 50 pieces.
| Item No. | Thread | Thickness (T, mm) | Spanner Size (W, mm) | Material | Std. Pkg. (pcs) |
|---|---|---|---|---|---|
| MLN-M12 / ZLN-M12 | M12*1.5 | 2.8 | 14 | Brass / Zinc | 100 |
| MLN-M20 / ZLN-M20 | M20*1.5 | 3.0 | 21 | Brass / Zinc | 100 |
| MLN-M40 / ZLN-M40 | M40*1.5 | 5.0 | 45 | Brass / Zinc | 50 |
| MLN-PG7 / ZLN-PG7 | PG 7 | 2.8 | 15 | Brass / Zinc | 100 |
| MLN-PG48 / ZLN-PG48 | PG 48 | 5.5 | 63 | Brass / Zinc | 50 |
3. Additional Notes
- Lock nuts are available for NPT and G thread types, although detailed specifications for these are not provided in this document.
- The lock nuts are designed to be used in conjunction with glands to ensure secure fixing.
Critical Parameters and Recommendations
- Select lock nuts based on thread type and size compatible with the gland and application.
- Consider material choice (nylon for insulation and fire resistance, metal for strength and durability) depending on environmental and mechanical requirements.
- Observe the specified operating temperature range for nylon lock nuts (-40°C to 85°C).
- Use appropriate spanner sizes for installation to avoid damage.
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