**Carbon Steel Slotted Hex Nuts**
**Standards:** DIN 935 / DIN 937 / ANSI / ASME B18.2.2
**Sizes Available:**
- **Metric:** M4, M6, M8 up to M48 (regular supply for M10–M24)
- **Inch:** 3/8" to 1" (standard sizes in stock)
- Custom sizes available upon request
**Grade/Class Options:**
- **Carbon Steel:** Class 5, 8, 10
- **Inch Standard:** Grade 2, 5, 8 (UNC and UNF threads)
**Surface Treatments:**
- Plain (PL), Black (BK), Zinc Plated (ZP), Yellow Zinc (YZP), Blue Zinc (BZP), Hot-Dip Galvanized (HDG), Bronze
- Additional options: Nickel, Chrome, Dacromet, Cr3+, Cr6+
**Material Options:**
- Carbon Steel, Alloy Steel
- Stainless Steel: SS201, SS301, SS304, SS316
- Grades: A2-70, A4-80
**Key Features:**
- Designed with slots on the top of the nut for cotter pin insertion
- Used with drilled shank fasteners to prevent loosening
- Available in standard hex nuts, hex jam nuts, and more
- Suitable for a wide range of industrial applications
**Standards & Specifications:**
- DIN 935, DIN 937, DIN 797, JIS B1170, ASME/ANSI B18.2.2, BS 3692
- Dimensions based on standard specifications
**Additional Information:**
- Maximum hardness: Rockwell C32
- Proof load: 72,000 psi
- Surface treatments can be customized based on requirements
- Online catalog and detailed specifications available at hexnuts.cn
**Why Choose Us?**
We offer a comprehensive range of slotted hex nuts in both metric and inch sizes, suitable for various industries including construction, automotive, and machinery. Our products are manufactured to meet international standards, ensuring durability and reliability. Whether you need standard or custom sizes, we have the expertise to fulfill your needs. Contact us today for competitive pricing and fast delivery.
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