Calibration labs and tool rooms use slip gauges as reference lengths.
HSN code 90173023 is classified as Free under India's DGFT ITC(HS) export policy — no export license is required.
This product may be freely exported/imported from India without a license.
HSN Code Details
Gauges: slip gauges (gauge blocks), precisely ground blocks used as length standards to calibrate instruments.
State grade (0, 1, 2) and set size, provide calibration certificates and pack in wooden boxes with rust protection. Measuring and drawing instruments are precision goods: pack in padded cases with silica gel, state accuracy class, range and resolution, provide calibration certificates traceable to national standards, and note CE/BIS marks for electronic units.
Related HSN Codes (Heading 9017)
Frequently Asked Questions
No. HSN 90173023 is classified as Free under DGFT ITC(HS) policy, so it can be exported from India without an export license or permit.
They are slip gauges and gauge blocks.
HSN 90173023 falls under Chapter 90 and Heading 9017 of India's customs tariff schedule.
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