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Double Slotted Nuts ALNd Class A2

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Double Slotted Nuts — ALNd Class A2

Stainless steel A2-70 (ISO 3506-2) all-metal prevailing-torque nuts with double slots for smooth engagement, low prevailing torque, and reliable re-use.

Material Grade: Stainless Steel A2-70 (ISO 3506-2)

Material Finish: Electro-polished + wax coat

Performance: Prevailing torque per ISO 2320; proof load per ISO 898-2

Compliance: RoHS conformant

  • All-metal design — unaffected by chemicals or temperature
  • Low prevailing torque; higher re-use factor than many industrial types
  • Suitable for vibration and thermal cycling applications
  • Thread families available: Metric, UNC, UNF

Select Your Thread Family

ALNd Class A2 — Metric
Metric Version
ALNd Class A2 — UNC
UNC Version
ALNd Class A2 — UNF
UNF Version

Installation note

Prevailing torque is separate from tightening torque. Use installation torque from your engineering spec (size, property class, lubrication) and confirm ISO 2320 compliance over re-use cycles.


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