ISO 68-2:2023
International Standard
Current Edition
·
Approved on
05 October 2023
ISO general purpose screw threads — Basic and design profiles — Part 2: Inch screw threads
ISO 68-2:2023 Files
English
8 Pages
Current Edition
OMR
32.41
ISO 68-2:2023 Scope
This document specifies the basic and design profiles for ISO inch screw threads (UN and UNR).
UN applies to both internal and external threads. UNR only applies to external threads. A flat or rounded root contour, due to the threading process, is specified for UN threads, while only a defined rounded root contour is specified for UNR external threads.
This document is applicable to the inch fastening screw threads.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
OS GSO 150-2:2013
GSO 150-2:2013
Omani Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
OS GSO 9:2022
GSO 9:2022
Omani Standard
Labeling of prepackaged food stuffs
GSO 9:2022
Gulf Technical Regulation
Labeling of prepackaged food stuffs
Recently Published
ISO/TS 4966:2026
International Standard
Nanotechnologies — Silica nanomaterials — Specification of characteristics and measurement methods for nanoporous silica microparticles applied in liquid chromatography
ISO/TS 44005:2026
International Standard
Collaborative business relationship management system — Guidance on leadership for collaborative working
ISO 10325:2026
International Standard
Fibre ropes — High modulus polyethylene — 8-strand braided ropes, 12-strand braided ropes and covered ropes
ISO/IEC TS 42112:2026
International Standard
Information technology — Artificial intelligence — Guidance on machine learning model training efficiency optimization