Jiangsu Profile
Product List
21151. Hongniu Fasteners SAE Narrow Flat Washers ANSI/ASME B18.22.1 (SAE) High Precision Steel Washer ... 
[Mar 16, 2026]
[Mar 16, 2026] ANSI / ASME B18.22.1 Precision. Protection. Reliable Load Distribution. Narrow Flat Washers manufactured in accordance with ANSI/ASME B18.22.1 are designed to distribute load, prevent surface damage, and improve ...
21152. Hongniu Fasteners ASTM F436 Hardened Flat Washer Carbon Steel & Stainless Steel Industrial Fastener [Mar 16, 2026]
[Mar 16, 2026] Engineered for high-load structural connections, ASTM F436 flat washers provide superior hardness, load distribution, and reliability when used with high-strength bolts such as ASTM A325 and A490. Widely applied in ...
21153. Hongniu Fasteners DIN 436 Square Gasket High Strength Structural Flat Washer Manufacturer in China [Mar 16, 2026]
[Mar 16, 2026] DIN 436 Square Gasket High Strength Structural Square Flat Washer Product Overview DIN 436 Square Gasket is a high-strength square flat washer designed for structural steel and timber constructions. Compared with ...
21154. Hongniu Fasteners DIN137A Saddle Spring Washer High-Quality Curved Spring Gasket for Vibration ... [Mar 16, 2026]
[Mar 16, 2026] The DIN 137 A Saddle Spring Washer is a curved spring washer designed to provide elastic preload, vibration resistance, and secure positioning for round wires, rods, and soft materials. Widely used in electrical ...
21155. Hongniu Fasteners Curved Spring Lock Washer Sn 60727-Vskz / Vskd Curved Single Coil Spring Lock ... [Mar 16, 2026]
[Mar 16, 2026] SN 60727 Curved Spring Lock Washers (VSKZ / VSKD) are designed to prevent loosening of bolted joints under vibration and dynamic loads. With their curved spring profile, these washers provide continuous tension, ...
21156. DIN 34801 External Torx Flange Bolt Carbon Steel, Alloy Steel, Stainless Steel, Aluminum Alloy [Mar 16, 2026]
[Mar 16, 2026] DIN 34801 External Torx Flange Bolt (Full Thread) Precision Fastening for High-Torque Applications The DIN 34801 External Torx Flange Bolt is designed for applications requiring high torque transmission, secure ...
21157. DIN 7603 B Sealing Washer 200hv300hv Carbon Steel, Alloy Steel, Stainless Steel, Copper, Nickel ... [Mar 16, 2026]
[Mar 16, 2026] DIN 7603 Type B sealing washers are widely used in hydraulic systems, automotive engines, fuel systems, and industrial equipment to ensure reliable sealing under pressure. Type B washers feature a flat outer edge with ...
21158. Hongniu Fasteners ISO 7089 Flat Washer Carbon Steel Stainless Steel Plain, Zinc Plated, Hot DIP ... [Mar 16, 2026]
[Mar 16, 2026] Our ISO 7089 flat washers are precision-engineered to provide a smooth and even surface for load distribution, preventing damage to surfaces and ensuring reliable fastening. Ideal for machinery, automotive, ...
21159. Hongniu Fasteners DIN7989-1 Steel Structure Flat Washer, Grade C Heavy Duty Carbon Steel Washer for ... [Mar 16, 2026]
[Mar 16, 2026] Durable and reliable DIN 7989-1 steel structure flat washers, engineered for heavy-duty steel construction applications. Perfect for structural bolts and nuts, ensuring stability and longevity. Standard: DIN 7989-1 ...
21160. Hongniu Fasteners DIN125b Grade a Chamfered Flat Washer High Precision Plain Washer Manufacturer [Mar 16, 2026]
[Mar 16, 2026] Our DIN125b Grade A Chamfered Flat Washers are precision-engineered for high-performance fastening applications. Made from durable steel with strict quality control, these washers provide excellent load distribution, ...
21161. Hongniu Fasteners Sn70093 Grounding Gasket Conical Contact Washer with Tooth (DIN 6795) Stainless ... [Mar 16, 2026]
[Mar 16, 2026] Ensure a secure and long-lasting grounding connection with the Sn70093 Grounding Gasket. Engineered for superior conductivity and corrosion resistance, it's ideal for electrical systems in industrial, commercial, and ...
21162. Hongniu Fasteners DIN6796 Belleville Spring Washer High Load Disc Spring for Bolt Assemblies [Mar 16, 2026]
[Mar 16, 2026] Ensure superior bolt tension and prevent loosening with our DIN 6796 Belleville Spring Washers. Crafted with precision, these washers are designed for high-performance applications across automotive, industrial, and ...
21163. Hongniu Fasteners DIN128b Wave Spring Washer Stainless Steel Carbon Steel High Elasticity and ... [Mar 16, 2026]
[Mar 16, 2026] Upgrade your fastening solutions with our premium DIN128B Wave Spring Washers. Designed for resilience, durability, and consistent load distribution, these washers are ideal for applications requiring vibration ...
21164. Hongniu Fasteners JIS B1256 Flat Gasket Carbon Steel / Stainless Steel Plain Washer Manufacturer [Mar 16, 2026]
[Mar 16, 2026] JIS B1256 Flat Gasket High-Quality Flat Gasket for Reliable Sealing Ensure your systems remain leak-free and efficient with our precision-engineered JIS B1256 Flat Gaskets. Manufactured according to Japanese Industrial ...
21165. Hongniu Fasteners Nfe25-513m M Series Medium Flat Washer Carbon Steel Stainless Steel OEM Metric ... [Mar 16, 2026]
[Mar 16, 2026] The NFE25-513M M Series Medium Flat Washer is engineered for reliable performance in medium-duty fastening applications. Manufactured with precision, this flat washer ensures even load distribution, reduces wear on ...
