Logass Trade Centre — Industrial Bearing & Engineering Solutions
Tap-End Studs (illustrative drawing)

Illustrative drawing. Actual product is confirmed to your specification at quotation.

Studs

Tap-End Studs

The tap end is screwed into a tapped hole and stays there; the other end carries the nut. Screw-in length depends on the casting material, commonly 1 × diameter in steel, 1.25 × in cast iron and 2 × in aluminium.

  • Insert length by base material
  • Interference or standard fit tap end
  • Plain or coated

Specifications

Material
Carbon steelAlloy steelStainless steel A2 (AISI 304)Stainless steel A4 (AISI 316)
Grade / property class
4.88.810.912.9A2-70A4-80
Thread
Metric coarse (ISO 261)Metric fine pitch
Finish / coating
Plain / blackZinc platedHot-dip galvanisedFluoropolymer coated (on request)
Size range
Up to M6M8–M12M14–M24M27–M48
Standards
DIN 938 (1 × d, steel)DIN 939 (1.25 × d, cast iron)DIN 835 (2 × d, aluminium)

Exact dimensions, lengths and availability are confirmed at quotation.

Applications

  • Engine blocks and cylinder heads
  • Pump and gearbox casings
  • Cast-iron and aluminium housings
  • Machine tool castings
  • Repetitive disassembly joints

Related and complementary fasteners

Request a quote for Tap-End Studs

Give us the size, grade, finish and quantity. We reply within one business day.

Common questions

Which sizes and grades of tap-end studs do you supply?
We supply tap-end studs in Up to M6, M8–M12, M14–M24, M27–M48 size bands and grades/classes including 4.8, 8.8, 10.9, 12.9, A2-70, A4-80. Exact availability, dimensions and lead time are confirmed at quotation.
Which standards do tap-end studs follow?
Common standards are DIN 938 (1 × d, steel), DIN 939 (1.25 × d, cast iron), DIN 835 (2 × d, aluminium). Tell us the standard you need and we will quote to it.
Can you supply in bulk or with test certificates?
Yes. We quote for loose lots and scheduled bulk supply across India, and can share manufacturer test certificates where available. Confirm the requirement when you request a quote.

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Need a quote on bulk or custom industrial supply?

Share your specifications and quantities — our technical team will respond with pricing and lead time within one business day.