Karna International

Product family

Nuts

Hex and heavy hex nuts, flange nuts, and locking nuts including nylon lock, self-locking and castle nuts. The range also covers slotted, automotive, coupling, cap, cage, barrel, rivet, spring, split, square weld and T-nuts, and the pins that go with them: split cotter, R and spring (roll) pins.

Call +1 (415) 725-9165 or WhatsApp, Mon–Sat, 9:30–18:30 IST

Standards
IFI, ANSI, ASME, SAE, ASTM, DIN, ISO, JIS, USS, BS, or to customer drawing
Materials
Spring Steel/ SS, Carbon steel, high tensile steel
Finishes, done in-house
  • Hot-dip galvanizing
  • Zinc plating in white, blue, black, yellow or green, all with trivalent (Cr3+) passivation — hexavalent-chromium-free
  • Black phosphating
  • Autoblack
  • Magni coating
  • Gleitmo wax coating
  • GEOMET coating
  • Powder coating

Product lines

21 lines

Nuts

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Standards
DIN, BS, ISO and American standards
Materials
Carbon steel and high tensile steel, unless a line says otherwise

Other sizes on request.

Nuts: Nuts
ProductSizesLengthMaterialQuote
Hex nut
M6–M52 / 1/2"–1-1/2" UNC/UNF
Pal NutNot in the printed catalogue, but we supply it.
Spring Steel/ SS
Rivet nut
Nylon lock nut
M6–M24 / 1/4"–1" UNC/UNF
Flange nut
M6–M24 / 1/4"–1"
T-nut
Spring nut
Castle nut
M6–M36 / 1/4"–1-1/2"
Slotted nutNot in the printed catalogue, but we supply it.
M6–M36 / 1/4"–1-1/2"
Coupling nutHex long nut (coupler). Dual-thread available.
M6–M30 / 1/4"–1" UNC
to 150 mm / 6"
Heavy hex nut
Barrel nut
Cage nut
Self-locking nut
Square weld nut
Cap nut
Split nut
Automotive nutNot in the printed catalogue, but we supply it.
M8–M52 / 5/16"–2"

Pins

Nuts: Pins
ProductSizesMaterialQuote
Split cotter pin
1.6–5 mm / 1/16"–5/16"
R pin (R clip)
2–8 mm / 3/32"–5/16"
Carbon steel, high tensile steel
Spring (roll) pin
2.5–8 mm / 3/32"–5/16"

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Add lines to your quote list as you go, or send part numbers, quantities and the delivery location.

Call +1 (415) 725-9165 or WhatsApp, Mon–Sat, 9:30–18:30 IST