G/TBT/N/ECU/442/Rev.2  
8 July 2020 
(20-4678) Page: 1/4 
Committee on Technical Barriers to Trade  Original:  Spanish  
 
  NOTIFICATION  
Revision  
The following notification is being circulated in accordance with Article 10.6.  
 
1. Notifying Member : ECUADOR  
If applicable, name of local government involved (Articles 3.2 and 7.2):  
2. Agency responsible:  
Servicio Ecuatoriano de Normalización , INEN (Ecuadorian Standardization Service)  
Calle Baquerizo Moreno E8 -29 y Diego de Almagro  
Tel.: (+593 -2) 3825960 to 90  
Website: www.normalizacion.gob.ec  
Name and address (including telephone and fax numbers, email and website 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be indicated if different from above:  
Subsecretaría de Calidad  (Under -Secretariat for Quality)  
Ministerio de Producción, Comercio Exterior, Inversiones y Pesca , MPCEIP (Ministry of 
Production, Foreign Trade, Investment and Fisheries)  
Address : Av. Amazonas entre Unión Nacional de Periodistas y Alfonso Pereira, Piso 8, 
Bloque amarillo  
Tel.: (+593 -2) 3948760, Ext. 2254 - 2272 
Email: puntocontacto -OTCECU@produccion.gob.ec ; puntocontactoOTCECU@gmail.com ; 
jmarino@produccion.gob.ec ; cyepez@produccion.gob.ec ; jsanchezc@produccion.gob.ec  
Website: www.produccion.gob.ec  
3. Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [ ], 5.7.1 [ ], other:  
4. Products covered (HS or CCCN where applicable, otherwise national tariff 
heading . ICS numbers may be provided in addition, where applicable) : Wood 
screws, of iron or steel (other than coach screws) (HS 731812) ; Self-tapping screws, of 
iron or steel (other than wood screws) (HS 731814) ; Screws and bolts , threaded, of iron or 
steel, whether or not with their nuts or washers (other than coach screws and other wood 
screws ; screw hooks and screw rings ; self-tapping screws ; screw nails, threaded metallic 
bungs and threaded bung covers) (HS 731815) ; Fasteners,  threaded, of iron or steel, 
n.e.s. (HS 731819)  
5. Title, number of pages and language(s) of the notified document : Proyecto de 
Primera Revisión del Reglamento Técnico Ecuatoriano PRTE I NEN 170  (1R) "Tornillos 
autorroscantes y autotaladrantes" (Draft firs t revision (1R) of Ecuadorian Technical 
Regulation PRTE INEN No. 170, "Self -tapping and self -drilling screws") (10 pages, in 
Spanish)  G/TBT/N/ECU/442/Rev.2  
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  6. Description of content : The notified Ecuadorian Technical Regulation establishes the 
labelling requirements to be met by self -tapping and self -drilling screws with different 
types of heads, prior to the marketing of domestic and imported products, with a view to 
preventing deceptive practices.  
The notified Technical Regulation applies to the followi ng products:  
Self-tapping screws  
• Hexagon head self -tapping screws  
• Slotted pan head self -tapping screws  
• Slotted countersunk (flat) head self -tapping screws  
• Slotted raised countersunk (oval) head self -tapping screws  
• Cross -recessed pan head self -tapping screws  
• Cross -recessed countersunk (flat) head self -tapping screws  
• Cross -recessed raised countersunk (oval) head self -tapping screws  
• Hexagon washer head self -tapping screws  
• Hexalobular socket pan head self -tapping screws  
• Hexalobular socket countersu nk head self -tapping screws  
• Hexalobular socket raised countersunk (oval) head self -tapping screws  
• Heat-treated steel self -tapping screws  
• Stainless steel self -tapping screws  
• Self-tapping screw and washer assemblies with plain washers  
• Plain washers for self-tapping screw and washer assemblies . Normal and large 
series . Product grade A  
Self-drilling screws  
• Hexagon washer head self -drilling screws with tapping screw thread  
• Cross -recessed pan head self -drilling screws with tapping screw thread  
• Cross -recessed  countersunk head self -drilling screws with tapping screw thread  
• Cross -recessed raised countersunk head self -drilling screws with tapping screw 
thread  
7. Objective and rationale, including the nature of urgent problems where 
applicable : Consumer information, labelling ; Prevention of deceptive practices and 
consumer protection  
8. Relevant documents:  
Normative references:  
1. ISO 1478 :1999, Tapping screws thread.  
2. ISO 1479 :2011, Hexagon head tapping screws.  
3. ISO 1481 :2011, Slotted pan head tapping screws . 
4. ISO 1482 :2011, Slotted countersunk (flat) head tapping screws.  
5. ISO 1483 :2011, Slotted raised countersunk (oval) head tapping screws.  
6. ISO 2702 :2011, Heat -treated steel tapping screws - Mechanical properties.  
7. ISO 2859 -1:1999+Amd 1:2011, Sampling procedures for inspection by attributes - 
Part 1 : Sampling schemes indexed by acceptance quality limit (AQL) for lot -by-lot 
inspection.  G/TBT/N/ECU/442/Rev.2  
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  8. ISO 3506 -4:2009, Mechanical properties of corrosion -resistant stainless steel 
fasteners - Part 4 : Tapping screws.  
9. ISO 7049 :2011, Cross -recessed pan head tapping screws.  
10. ISO 7050 :2011, Cross -recessed countersunk (flat) head tapping screws.  
11. ISO 7051 :2011, Cross -recessed raised countersunk (oval) head tapping screws.  
12. ISO 7053 :2019, Hexagon washer head tapping screws.  
13. ISO 10510 :2011, Tapping screw and washer assemblies with plain washers.  
14. ISO 10666 :1999, Drilling screws with tapping screw thread - Mechanical and 
functional properties.  
15. ISO 10669 :1999, Plain washe rs for tapping screw and washer assemblies - Normal 
and large series - Product grade A.  
16. ISO 14585 :2011, Hexalobular socket pan head tapping screws.  
17. ISO 14586 :2011, Hexalobular socket countersunk head tapping screws.  
18. ISO 14587 :2011, Hexalobular socket raise d countersunk (oval) head tapping 
screws.  
19. ISO 15480 :2019, Hexagon washer head drilling screws with tapping screw thread.  
20. ISO 15481 :1999, Cross recessed pan head drilling screws with tapping screw 
thread.  
21. ISO 15482 :1999, Cross recessed countersunk head dril ling screws with tapping 
screw thread.  
22. ISO 15483 :1999, Cross recessed raised countersunk head drilling screws with 
tapping screw thread.  
23. ISO/IEC 17020 :2012, Conformity assessment - Requirements for the operation of 
various types of bodies performing inspec tion. 
24. Ecuadorian Technical Standard NTE I NEN 1244  (1R):2013, Tornillería . Tornillos, 
tuercas y accesorios . Terminología.  
25. Ecuadorian Technical Standard NTE I NEN 1253  (1R):2013, Tornillería . Tornillos de 
rosca autorroscante . Perfil básico.  
Notification history:  
• G/TBT/N/ECU/442  
• G/TBT/N/ECU/442/Rev.1  
• G/TBT/N/ECU/442/Rev.1/Add.1  
9. Proposed date of adoption : 30 days from the date of notification  
Proposed date of entry into force : Six months from the date of adoption  
10. Final date for comments : 30 days from notification  G/TBT/N/ECU/442/Rev.2  
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  11. Texts available from : National enquiry point [X] or address, telephone and fax 
numbers and email and website addresses, if available, of other body:  
Contact and/or national enquiry point:  
Subsecretaría de Calidad  
Ministerio de Producción, Comercio Exterior, Inversiones y Pesca (MPCEIP)  
Address : Av. Amazonas entre Unión Nacional de Periodistas y Alfonso Pereira, Piso 8, 
Bloque amarillo  
Tel.: (+593 -2) 3948760, Ext. 2254 - 2272 
Email: puntocontacto -OTCECU@produccion.gob.ec ; puntocontactoOTCECU@gmail.com ; 
jmarino@produccion.gob.ec ; cyepez@produccion.gob.ec ; jsanchezc@produccion.gob.ec  
www.normalizacion.gob.ec  
https://members.wto.org/crnattachments/2020/TBT/ECU/20_4072_00_s.pdf