Nylon Insert Lock Nut Types

Nylon insert torque prevailing type lock nuts contain a captive permanent undersized nylon or other polymer insert that grips the mating threads when tightened and generates the prevailing torque.

Nylon insert lock nut types. The screw thread does not cut into the nylon insert however the. The undersized washer forms a compression grip that binds on the threads of the mating fastener to resist loosening. A nyloc nut also referred to as a nylon insert lock nut polymer insert lock nut or elastic stop nut is a kind of locknut with a nylon collar that increases friction on the screw thread. Asme b18 16 6 also defines the geometry and finish required on the external threads used for nut performance testing.

A nylon insert keeps metric bolt threads from coming loose due to vibration wear and temperature swings. Types of lock nuts by. A nylon hexagonal element provides a reusable non metallic prevailing torque thread lock. Nyloc nut a nyloc nut or a nylon insert locknut is a nut with a nylon ring on the inside of one end.

Type nflg nylon insert flange lock nuts are used in applications where a wider bearing diameter is desired to cover the mating surface when seated while still offering a locking element. A nyloc nut or a nylon insert locknut is a nut with a nylon ring on the inside of one end. The nylon ring is narrower than the diameter of the bolt but can stretch around the bolt if twisted. 360 locking purple nylon insert will not gall threads or remove plating better than an all metal flange lock nut.

The side without the nylon ring is threaded onto a bolt first. Due to limitations of the non metallic insert the nuts cannot be used at elevated temperatures or with certain chemicals but the nylon washer. Click on a nylon insert lock nut type above to continue shopping nylon insert lock nuts. The nylon ring is narrower than the diameter of the bolt but can stretch around the bolt if torqued.

Once the nut is twisted onto the bolt to its desired tightness. The nylon insert also dampens vibration between the bolt and nut further securing the mated components and provides a gas. Nylon insert lock nuts are hex nuts that have a captive nylon washer mounted in their top to create a prevailing torque type lock nut. This specification defines performance requirements and mechanical properties for these types of nuts at room temperature.

Nylon insert lock nuts. Nylon insert locking thread nuts type pl plc the thread locking torque performance of type pl and plc pemhex self clinching fasteners is equivalent to applicable nasm25027 specifications. Nylon insert lock nuts are hex nuts that have a captive nylon washer mounted in their top to create a prevailing torque type lock nut the undersized washer forms a compression grip that binds on the threads of the mating fastener to resist loosening. About 25 stronger than medium strength steel locknuts these nuts are made of high strength class 10 steel.

Perhaps the most unique.