• Nylon Insert Locknuts

Nylon Insert Locknuts

Nylon Insert Locknuts thread onto bolts and studs to lock an assembly together and hold it under load. Choosing the right nut style and grade keeps a joint tight under load, vibration, and changing conditions. South Coast Fasteners keeps Nylon Insert Locknuts in stock and ready to ship, with fast 3-5 day shipping.

 Product Name
Part Number
Diameter
  1
Thread Pitch
Thread
Material
Finish
 
nyloninsertlocknutyellowzinc 3/8" 24 Coarse Grade N2 (A) Low Carbon Steel Yellow Zinc Cr+6
nyloninsertlockntgradecphos+oil 3/8" 16 Coarse Grade C (Grade 8) Steel Phosphate & Oil
nyloninsertlockntgradecphos+oil 3/8" 24 Coarse Grade C (Grade 8) Steel Phosphate & Oil
nyinlockntgradecyellowzinc 3/8" 16 Coarse Grade C (Grade 8) Steel Yellow Zinc Cr+6
nyinlockntgradecyellowzinc 3/8" 24 Coarse Grade C (Grade 8) Steel Yellow Zinc Cr+6
nyloninsertlocknutplain 3/8" 16 Coarse Grade C (Grade 8) Steel Plain
nyloninsertlocknutplain 3/8" 24 Coarse Grade C (Grade 8) Steel Plain
nyloninsertlocknutzinc 7/16" 14 Coarse Grade N2 (A) Low Carbon Steel Zinc Cr+3
nyloninsertlocknutzinc 7/16" 20 Fine Grade N2 (A) Low Carbon Steel Zinc Cr+3
nyloninsertlocknutthinzinc 7/16" 14 Coarse Grade N2 (A) Low Carbon Steel Zinc Cr+3
nyloninsertlocknutthinzinc 7/16" 20 Fine Grade N2 (A) Low Carbon Steel Zinc Cr+3
nyloninsertlocknutzinc 7/16" 14 Coarse Grade N2 (A) Low Carbon Steel Zinc Cr+3
nyloninsertlocknutzinc 7/16" 14 Coarse Grade N2 (A) Low Carbon Steel Zinc Cr+3
nyloninsertlocknutyellowzinc 7/16" 14 Coarse Grade N2 (A) Low Carbon Steel Yellow Zinc Cr+6
nyloninsertlocknutyellowzinc 7/16" 20 Coarse Grade N2 (A) Low Carbon Steel Yellow Zinc Cr+6
nyloninsertlockntgradecphos+oil 7/16" 14 Coarse Grade C (Grade 8) Steel Phosphate & Oil
nyloninsertlockntgradecphos+oil 7/16" 20 Coarse Grade C (Grade 8) Steel Phosphate & Oil
nyinlockntgradecyellowzinc 7/16" 14 Coarse Grade C (Grade 8) Steel Yellow Zinc Cr+6
nyinlockntgradecyellowzinc 7/16" 20 Coarse Grade C (Grade 8) Steel Yellow Zinc Cr+6
nyloninsertlocknutplain 7/16" 14 Coarse Grade C (Grade 8) Steel Plain
Showing 61-80 of 221 Results
Diameter: 3/8"
Thread Pitch: 24
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 3/8"
Thread Pitch: 16
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Phosphate & Oil
View Details
Diameter: 3/8"
Thread Pitch: 24
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Phosphate & Oil
View Details
Diameter: 3/8"
Thread Pitch: 16
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 3/8"
Thread Pitch: 24
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 3/8"
Thread Pitch: 16
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Plain
View Details
Diameter: 3/8"
Thread Pitch: 24
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Plain
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Zinc Cr+3
View Details
Diameter: 7/16"
Thread Pitch: 20
Thread: Fine
Material: Grade N2 (A) Low Carbon Steel
Finish: Zinc Cr+3
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Zinc Cr+3
View Details
Diameter: 7/16"
Thread Pitch: 20
Thread: Fine
Material: Grade N2 (A) Low Carbon Steel
Finish: Zinc Cr+3
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Zinc Cr+3
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Zinc Cr+3
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 7/16"
Thread Pitch: 20
Thread: Coarse
Material: Grade N2 (A) Low Carbon Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Phosphate & Oil
View Details
Diameter: 7/16"
Thread Pitch: 20
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Phosphate & Oil
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 7/16"
Thread Pitch: 20
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Yellow Zinc Cr+6
View Details
Diameter: 7/16"
Thread Pitch: 14
Thread: Coarse
Material: Grade C (Grade 8) Steel
Finish: Plain
View Details

Materials and Finishes

Nylon Insert Locknuts come in grades matched to the load, from carbon steel through high-strength alloy and corrosion-resistant stainless, with finishes from plain and zinc through hot-dip galvanized for outdoor and washdown service. Pair them with environmental, fasteners, and Bolts to round out the assembly.

How to Choose

Size it first with diameter, thread pitch, and length. From there, pick the grade that handles the load and a finish that matches where it will live, moving to alloy or stainless for high-stress or wet conditions.

Nylon Insert Locknuts Industry Applications

Nylon Insert Locknuts are specified across the trades. Manufacturing and electrical join and extend threaded connections with them, while construction and automotive thread them onto bolts and rod to clamp assemblies. From finished hex through lock, coupling, and wing styles, in zinc, plain, and stainless to match the bolt. Stocked in nylon for non-marring, non-conductive holds.

Frequently Asked Questions

What materials and finishes are nylon insert locknuts available in?

Nylon Insert Locknuts come in grades matched to the load, from carbon steel through high-strength alloy and corrosion-resistant stainless, with finishes from plain and zinc through hot-dip galvanized for outdoor and washdown service.

What are nylon insert locknuts used for?

Nylon Insert Locknuts are relied on across manufacturing, electrical, construction, and automotive, from structural framing and heavy equipment to machinery and general repair.

How do I choose the right nylon insert locknuts?

Size it first with diameter, thread pitch, and length. From there, pick the grade that handles the load and a finish that matches where it will live, moving to alloy or stainless for high-stress or wet conditions.

Can I order in bulk or request a quote?

Yes. Stock covers small orders and full production runs. Reach out for a quote or product help.

Why Choose South Coast Fasteners?

South Coast Fasteners stocks fasteners, PPE, hand tools, cutting tools, abrasives, and industrial supplies at competitive pricing, with fast shipping and a team that works the products daily. We also stock Flat Washers.