Certified hygienic nuts
EHEDG and 3-A (RPSCQC) certified bolts & nuts with blue NBR rubber sealings. These accessories are the optimal choice for equipment that has to comply with strict hygiene requirements.
The NBR rubber seal blocks out water and bacteria and also prevents a non-hygienic metal-to-metal assembly. Self-draining surfaces with a maximal roughness of 0.8 µm Ra.
Read more about certified hygienic nuts
-
Nut NLXH UNC 1-8, Blue NBR
View more -
Nut NLXH UNC 7/8-9, Blue NBR
View more -
Nut NLXH UNC 3/4-10, Blue NBR
View more -
Nut NLXH UNC 5/8-11, Blue NBR
View more -
Nut NLXH UNC 1/2-13, Blue NBR
View more -
Nut NLXH UNC 7/16-14, Blue NBR
View more -
Nut NLXH UNC 9/16-12, Blue NBR
View more -
Nut NLXH UNC 3/8-16, Blue NBR
View more -
Nut NLXH UNC 5/16-18, Blue NBR
View more -
Nut NLXH UNC 1/4-20, Blue NBR
View more -
Nut NDXH UNC 1-8, Blue NBR
View more -
Nut NDXH UNC 7/8-9, Blue NBR
View more
NDXH & NLXH
NGI is now able to offer certified hygienic nuts with blue NBR rubber sealings. This is the right choice of nuts to be used on all machinery in all certified hygienic wash-down environments. The seal blocks out water and bacteria and also prevents a non-hygienic metal-to-metal assembly. Round-headed and self-draining surfaces with a maximal roughness of 0.8 pm Ra. The design of the nuts does not deviate from the sizes of current standard nuts. Therefore, wrench sizes, thread heights etc. all remains the same making it very easy to upgrade and replace standard nuts. NGI’s certified hygienic nuts are used for floor-mounting of certified hygienic levelling feet in order to ensure compliance with current legislation towards hygienic design. Certified hygienic machine feet from NGI are delivered with certified hygienic nuts.
The nuts are available in high and low. The nuts are available in sizes M5-M20. M24 is available upon request.
- Certified in accordance with 3-A (RPSCQC)
- Certified in accordance with EHEDG hygienic standard TYPE EL - CLASS I AUX
- Minimizes cleaning time and water consumption
- Surfaces with a maximal roughness of 0,8 μm Ra
Want to know more about our products?
All NGI products are in stock and ready for immediate dispatch. Our lead time throughout the US is just 3-4 days.
NGI is an experienced manufacturer and consulting partner supplying machine builders worldwide.
Feel free to call us for non-binding advice regarding your specific project.

Jacob EskerPresident Of Sales-Americas
US & Canada: TX, OK, MD, VA, NC, SC, GA, FL, AL, MS, LA, TN
+ 1(770)-710-9156
jae@ngi-global.com

Steffen E. Pedersen
Vice President
US & Canada: WY, MT, ID, OR, WA, OK, CO, NM, UT, AZ, NV, CA
+1 (646)-201-9410
+1 (312)-860-4649
sep@ngi-global.com