NSN 4720-01-557-4657, 4720015574657
TUBING,NONMETALLIC

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 015574657
Codification Country: United States
Item Name Code: INC 31934
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 4720-01-557-4657

National Stock Number (NSN) 4720-01-557-4657, or NIIN 015574657, (tubing,nonmetallic) was assigned October 24, 2007 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 31934. [AN ITEM OF VARYING TUBULAR SHAPES MOLDED OR EXTRUDED FROM NONMETALLIC MATERIAL. IT INCLUDES FLAT FORM PLASTIC TUBING DESIGNED TO BE EXPANDED FOR USE AND RUBBER TUBING DESIGNED TO BE FABRICATED INTO SEALING AND/OR CUSHIONING DEVICES. EXCLUDES HOSE, NONMETALLIC AND TUBE (AS MODIFIED).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4720015574657 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) CH-53G/GS, TRANSPORT HELICOPTER, HUB ASSEMBLY, MAIN ROTOR
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) L-P-410A FED SPEC ALL MATERIAL RESPONSES BALL BEARING
MINIMUM TENSILE STRENGTH: (CQBC) 7000 POUNDS PER SQUARE INCH
NONMETALLIC HARDNESS RATING: (AASF) 111.0 NOMINAL ROCKWELL R