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ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nut Supplier In China

Ningbo Teng Qi Fasteners Co., Ltd. is a professional supplier of ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nuts, we are committed to providing high-performance fastening solutions for applications where secure locking and vibration resistance are essential. Our all-metal lock nuts are manufactured with precision-controlled processes to ensure accurate thread engagement, consistent prevailing torque, and reliable performance under demanding operating conditions. Compared with nylon insert lock nuts, these metal locking nuts can withstand higher temperatures and harsh environments, making them suitable for applications requiring long-term stability.

With extensive experience in precision nut manufacturing, we offer ASME/ANSI B18.16.6 lock nuts in various inch thread sizes, materials, and surface finishes to meet different customer requirements. The unique indented locking design creates effective resistance against loosening without additional locking components, helping improve assembly efficiency and reduce maintenance costs. We focus on strict quality inspection, dimensional accuracy, and batch consistency to provide dependable fastening products for industries such as automotive, machinery, construction equipment, and industrial manufacturing.

Zinc Plted ASME ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nut
ASME B18.16.6 Prevailing Torque All-Metal Indented Lock Nut

Specification:

ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nuts are designed with a special indented locking feature that provides reliable resistance against loosening caused by vibration and dynamic loads. These lock nuts are manufactured according to ASME/ANSI standards, ensuring accurate thread dimensions, proper mechanical performance, and consistent prevailing torque values. The all-metal construction eliminates the limitations of nylon inserts, allowing the nuts to perform effectively in high-temperature and demanding industrial environments.

Product nameASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nut
Thread Diameter:#4-1-1/2“
Material:10B21 35K 45K Q195
Surface TreatmentPlain/Black Oxidation/Galvanized
Packaging:Boxes/cartons into wooden pallets

Dimension Chart of ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nut :

The dimension chart of ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nuts provides detailed specifications for critical parameters, including thread size, nut width across flats, thickness, corner dimensions, and prevailing torque requirements. These standardized dimensions ensure proper fit, reliable fastening performance, and interchangeability with corresponding bolts and screws in various industrial applications.

Mon#4#6#8#10#121/45/163/87/161/29/165/83/47/811-1/81-1/41-3/81-1/2
P40|4832|4032|3624|3224|28|3220|28|3218|24|3216|24|3214|20|2813|20|2812|18|2411|18|2410|16|209|14|208|12|207|12|187|12|186|12|186|12|18
s max0.2510.3130.3450.3760.4380.43850.5020.56450.68950.7520.8770.93951.1271.31451.5021.68951.8772.06452.252
s min0.2410.3020.3320.3620.4230.4280.4890.5510.6750.7360.8610.9221.0881.2691.451.6311.8121.9942.175
e max0.2890.3610.3970.4330.5050.5050.5770.650.7940.8661.011.0831.2991.5161.7321.9492.1652.3822.598
e min0.2750.3440.3780.4130.4820.4880.5570.6280.7680.840.9821.0511.241.4471.6531.8592.0662.2732.48
k max0.1630.1710.1910.2410.2410.2880.3360.4150.4630.5730.6210.7310.8270.9221.0181.1761.2721.3991.526
k min0.0870.1020.1170.1170.1480.2120.2590.320.3650.4270.4730.5350.6170.7240.8310.9391.031.1381.245

Application of ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nut :

ASME/ANSI B18.16.6 Prevailing Torque All-Metal Indented Lock Nuts are widely used in applications where secure fastening and resistance to loosening under vibration are critical. Their all-metal locking design provides excellent performance in high-temperature, high-load, and harsh operating environments, making them an ideal alternative to nylon insert lock nuts in demanding industrial applications.

ApplicationDetails
Automotive IndustryUsed for engine components, suspension systems, exhaust assemblies, chassis parts, and other areas exposed to vibration and temperature fluctuations. The metal locking feature helps maintain clamping force and prevents fastener loosening during vehicle operation.
Construction Equipment & Heavy MachineryApplied in excavators, loaders, agricultural machinery, and industrial equipment where joints experience continuous vibration, shock loads, and heavy working conditions. The durable locking performance improves equipment reliability and reduces maintenance frequency.
Railway & Transportation EquipmentUsed in rail vehicles, maintenance equipment, and transportation structures where fasteners must withstand repeated vibration and dynamic loading. The all-metal construction provides reliable locking performance in safety-critical applications.
Energy & Power EquipmentApplied in wind turbines, generators, electrical cabinets, and power infrastructure where exposure to temperature changes and vibration requires dependable fastening solutions.
Agricultural MachineryUsed in tractors, harvesters, and farming equipment exposed to dust, moisture, and mechanical impact. ASME/ANSI B18.16.6 lock nuts provide strong resistance to loosening and help extend service intervals.
Industrial Assembly & General EngineeringCommonly used in mechanical assemblies, fabricated structures, and custom engineering projects where permanent or semi-permanent vibration-resistant fastening is required. These lock nuts offer a reliable solution for applications demanding strength, durability, and consistent locking performance.