Brass Nuts

We are one of the leading manufacturers and exporters of Brass Nuts from India. We have been supplying Brass Nuts to the world market for many decades. Based in Jamnagar, Gujarat, our state‑of‑the‑art facility produces both machined and cold‑forged Brass Nuts to exacting tolerances, serving industries from automotive and telecom to furniture and marine. Our product range includes Hex Nuts, Lock Nuts, Wing Nuts, Jam Nuts, Panel Nuts, and Conduit Nuts, available in BSW, BSP, ISO Metric, UNC, UNF, and UNEF threads.


Product Overview

Brass Nuts are essential fastening components offering excellent corrosion resistance, electrical conductivity, and dimensional stability. Manufactured from free‑cutting Brass (CZ121), our nuts meet global standards (ASTM, BS, DIN, JIS, IS) and are suitable for harsh environments and aesthetic applications alike.


Material Grades & Standards

Region Standard Brass Grade Key Properties
India IS 319 CZ121 Excellent machinability, good strength
UK BS 2874 CZ122 Free‑cutting, smooth finish
USA ASTM B16 C36000 High ductility, electrical conductivity
Europe EN/DIN CW614N Corrosion resistance, uniform hardness
Japan JIS C3602 Precision threading, tight tolerances
China GB H62 Industrial grade, fair corrosion resistance

Types & Dimensions

Custom sizes available upon request

Nut Type Thread Series Size Range Typical Dimensions (mm)
Hex Nut ISO Metric M2–M48 Across Flats: M6: 10 mm AF × 5 mm H
UNC/UNF ¼″–1⅛″ Hex Height: M12: 19 mm AF × 10 mm H
Lock Nut ISO Metric, BSP, BSW Diameter: M8: 13 mm AF × 6 mm H
Wing Nut ISO Metric M3–M24 Width: M10: 17 mm AF × 7 mm H
Jam Nut ISO Metric, UNC Height: M16: 24 mm AF × 8 mm H
Panel Nut BSP, UNEF Panel Thickness 1–10 mm
Conduit Nut BSP, NPT Diameter: ½″ BSP: 28 mm AF × 12 mm H

Manufacturing Process

Our multi‑stage workflow ensures consistent quality:

  1. Cold Forging or CNC Machining of raw Brass rod

  2. Thread Rolling to Go / No‑Go compliance

  3. Deburring & Chamfering for smooth edges

  4. Surface Finishing – Nickel, Tin, Zinc, or Silver coating

  5. Quality Inspection – SPC/SQC reports, Cpk analysis, thread‑gage verification


Surface Finishes

  • Natural Brass (Polished)

  • Electro‑Tin Coating

  • Nickel Plating

  • Zinc Plating

  • Silver Coating


Industries & Applications

Brass Nuts are widely used in:

  • Automotive & EV assemblies

  • Electrical & Electronics junctions

  • Furniture & Cabinetry fixtures

  • Marine Hardware

  • Telecom antenna mounts

  • Plumbing & HVAC connections

  • Instrumentation & Controls


Tolerances & Performance

Parameter Tolerance
Thread Accuracy Class 6H (ISO)
Dimensional Tolerance ± 0.05 mm
Hardness (Brinell) 80–120 HB
Corrosion Resistance > 500 h salt spray

Turnaround Time

  • Standard Orders: 4–6 weeks

  • Prototype / Small Runs: 2–3 weeks

  • Expedited Production: Subject to capacity


Frequently Asked Questions

  1. What thread series do you offer?
    BSW, BSP, ISO Metric, UNC, UNF, UNEF.

  2. Can you supply non‑standard nuts?
    Yes—custom shapes, sizes, and thread forms per drawing.

  3. What is your MOQ?
    No minimum for prototypes; standard MOQ 500 pcs.

  4. Do you provide plating?
    Yes—Nickel, Tin, Zinc, Silver, and custom coatings.

  5. Are material certificates available?
    Yes—MTCs to ASTM, BS, IS, DIN, or JIS standards.

  6. Do you export globally?
    Yes—we ship to over 50 countries via air, sea, or courier.

  7. How are nuts packaged?
    Bulk cartons, polybags, or custom‑labeled boxes.

  8. Do you support private labeling?
    Yes—barcodes, branding, and bespoke packaging options.

  9. What inspection systems do you use?
    SPC/SQC, CMM, thread gauges, optical comparators.

  10. Can nuts be supplied pre‑assembled with studs or bolts?
    Yes—kitting and assembly services are available.


Why Choose Our Brass Nuts?

  • 29+ Years of Expertise in Brass fastening solutions

  • Located in Jamnagar – India’s Brass industry hub

  • Advanced Cold‑Forge & CNC Facilities

  • Comprehensive Quality Control with real‑time SPC/SQC

  • Flexible MOQs & Rapid Prototyping

  • Full Range of Coatings & Private Label Packaging

  • Global Shipping & Export Documentation


Packaging & Shipping

Brass Nuts are packed in anti‑moisture inner bags and sturdy cartons. Bulk orders are palletized. We ship under FOB, CIF, or DDP Incoterms, with complete documentation (invoice, packing list, MTC, CoO).


Customer Testimonial

Sarah Mitchell – USA
“These Brass Nuts have never failed us in outdoor electrical enclosures. Their plating quality and thread precision are outstanding—and they deliver samples with no MOQ. Truly a top‑tier supplier!”


Glossary of Terms

Term Definition
Cold Forging Forming metal at room temperature for high strength and consistency.
Thread Rolling Forming threads by plastic deformation for stronger, burr-free threads.
SPC Statistical Process Control—monitoring production to maintain quality.
Go / No‑Go Pass/fail gauges to verify thread dimensions.
MTC Material Test Certificate—documents material chemistry and properties.

Secure your assemblies with our premium Brass Nuts—precision‑engineered and globally compliant.
📧 Email: sales@brass-copper-parts.com
📞 Phone/WhatsApp: +91‑22‑43449300
Request a quote, sample, or technical brochure today!