What materials are available for these lock nuts?

We offer Carbon Steel, Stainless Steel (304/316), Alloy Steel, Brass, Aluminum Alloy, and Titanium Alloy to suit various corrosion and strength requirements.

What is the lead time for orders?

Delivery is 5-10 days for items in stock, and 10-30 days for items not in stock.

What standards do your products comply with?

Our products comply with major international standards including DIN, ANSI, GB, JIS, and BSW.

Hex Nylon Insert Lock Nuts Self-Locking Nuts

Name: Hex Nylon Insert Lock Nuts Self-Locking Nuts
Brand: Tianjin Longshi Fasteners Co., Ltd.
SKU: 2115972502

Tianjin, ChinaTianjin Longshi Fasteners Co., Ltd.

US$0.05

10,000-49,999 Pieces

US$0.03

50,000-99,999 Pieces

US$0.02

100,000+ Pieces

Sample price:US$0.02/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel, Stainless Steel, Alloy Steel

Type

Hexagon Head

Model NO.

Nylon Nut

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW

Grade

4/8/10/12

Delivery

5-10 Days in Stock, 10-30 Days Not in Stock

Head Mark

Customized

Thread Length

Lnternal Threads

Size

M3-M100

Transport Package

Plastic Bags+Cartons+Pallets

Specification

as Request

Trademark

LS or Customized

Origin

Hebei, China

HS Code

731816

Production Capacity

50 Million Tons/Month

Key features

Anti-Loosening Performance: Nylon insert creates friction to prevent loosening from vibration, shock, or thermal expansion.

Low MOQ Advantage: Accepts orders as low as 100 pieces with no price premium, unlike industry standard 1000+.

8-Dimensional Customization: Supports customization in material, specification, surface treatment, head mark, and thread length.

Wide Material Selection: Available in Carbon Steel, Stainless Steel (304/316), Alloy Steel, Brass, Aluminum, and Titanium.

High Stock Availability: Stockout rate below 0.1% with real-time monitoring; free upgraded alternatives for extreme cases.

Free Technical Support: Dedicated 1v1 engineer team provides free installation guidance and drawing optimization.

Multi-Standard Compliance: Products comply with DIN, ANSI, GB, JIS, and BSW standards for global compatibility.

Free Sample for New Clients: First-time cross-border e-commerce or trade customers receive free samples.

Company profile

R&D CapabilitiesStandardized quality controlFlexible CustomizationHigh Repeat Buyers Choice

Tianjin Longshi Fasteners Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.62h CertifiedTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

Address12f Block C, Junlong Square, Heping District, Tianjin, China

Plant Area20 square meters

Number of Employees4

Registered Capital1,000,000 RMB

International Commercial Terms(Incoterms)CIF, FOB, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1000 pcs

Supply Chain Partners20

Our Production Capability & Technical Expertise

Main ProductsScrew, Bolts, Nuts, Nails, Tapping Screw, Hexagon Head Bolts, Round Head Bolts, Countersunk Bolts, Double End Studs, Rivets

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2024-09-02

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff2

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is your minimum order quantity (MOQ)? Do you charge extra for small orders?

100 pieces MOQ (most peers require 1,000+), no price premium for small orders. First-time customers for cross-border e-commerce/trade get free samples.

Q:Do you support custom orders? How long does the customization process take?

Longshi Advantage: 8-dimensional customization (material, specification, surface treatment, etc.), with 3D design drawings + process plans.

Q:What if an item is out of stock?

Stockout rate <0.1% (peers: 10+%), with real-time inventory monitoring. For extreme stockouts, free upgraded alternatives are provided (peers often leave clients waiting indefinitely).

Q:Do you provide technical support, such as installation guidance or drawing optimization?

Dedicated 1v1 engineer team offering free technical support.

Q:Can I visit your factory or arrange a factory audit?

Support online factory tours (real-time video of production lines/laboratories) and offline visits (pick-up service available).