NSN 4720-00-083-0045, 4720000830045
HOSE ASSEMBLY,NONMETALLIC

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 000830045
Codification Country: United States
Item Name Code: INC 20311
Criticality: (Y) This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4720-00-083-0045

National Stock Number (NSN) 4720-00-083-0045, or NIIN 000830045, (hose assembly,nonmetallic) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 27, 2019. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M119P6207, SPM7M411M4858, SPM7M411M4858, SPM7M411M4763, SPM7M411M4763. The total value of the awarded contracts has been US$ 145,751.03.

This NSN is unique to one weapons system.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 20311. [A LENGTH OF NONMETALLIC HOSE WITH FITTINGS ON ONE OR BOTH ENDS. FOR ITEMS WITHOUT FITTINGS, SEE HOSE, NONMETALLIC. EXCLUDES HOSE ASSEMBLY, AIR DUCT; AND HOSE ASSEMBLY, AIR DUCT, AIR BREATHING.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4720000830045 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END CONNECTION DESIGN: (AKUU) STRAIGHT 2ND END
END ITEM IDENTIFICATION: (AGAV) FUEL SYSTEM SUPPLY POINT
BURST TEST PRESSURE: (CQBD) 300.0 POUNDS PER SQUARE INCH
CONNECTION TYPE: (AWLS) EXTERNAL QUICK DISCONNECT 2ND END
CONNECTION TYPE: (AWLS) INTERNAL QUICK DISCONNECT 1ST END
CONNECTION STYLE: (AHNC) CAM OR LEVER (INTERNAL) 1ST END
CONNECTION STYLE: (AHNC) CAM OR LEVER (EXTERNAL) 2ND END
CRITICALITY CODE JUSTIFICATION: (CRTL) FEAT
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
EXTERIOR COLOR: (ADJS) BLACK
FEATURES PROVIDED: (CBBL) INTERNAL SUPPORT
HYDROSTATIC TEST PRESSURE: (CRDW) 100.0 POUNDS PER SQUARE INCH
INSIDE DIAMETER: (AARX) 3.000 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER MOLDED RUBBER, SYNTHETIC AND 1ST LAYER BRAIDED STEEL WIRE
MEASURING METHOD AND LENGTH: (CRXX) 144.000 INCHES NOMINAL EXCLUDING END FITTINGS
OUTER COVERING ENVIRONMENTAL PROTECTION: (CRJM) ABRASION RESISTANT AND FUEL RESISTANT AND OIL RESISTANT AND OZONE RESISTANT
OUTSIDE DIAMETER: (ABKV) 3.750 INCHES NOMINAL
QUICK DISCONNECT NOMINAL SIZE: (ADLP) 3.000 INCHES 1ST END
QUICK DISCONNECT NOMINAL SIZE: (ADLP) 3.000 INCHES 2ND END
SPECIAL FEATURES: (FEAT) WEAPON SYSTEM ESSENTIAL
SPECIFICATION/STANDARD DATA: (ZZZK) 81349-MIL-PRF-370H GOVERNMENT SPECIFICATION
LAYER COMPOSITION AND LOCATION: (CQCS) 1ST LAYER BRAIDED STEEL WIRE ERR-100
UNABLE TO DECODE: (ADJM) UNABLE TO DECODE
SECOND END FITTING SPEC/STD DATA: (ADLH) MIL MS27021-15 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
SECOND END SWIVEL ACTION CAPABILITY: (CRZY) NOT INCLUDED
UNABLE TO DECODE: (CRBL) UNABLE TO DECODE OR UNABLE TO DECODE
HOSE OR TUBING SPEC/STD DATA: (ADLF) MIL MIL-PRF-370H SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
DEPARTURE FROM CITED DESIGNATOR: (ZZZX) AS MODIFIED BY END FITTINGS TO BE FURNISHED ASSEMBLED WITH MS27028-15 DUST CAP,MS27029-15 DUST PLUG AND MS27030-8 GASKETS
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) NOT IDENTICAL
UNABLE TO DECODE: (CQGH) UNABLE TO DECODE OR UNABLE TO DECODE
FIRST END FITTING SPEC/STD DATA: (ADLG) MIL MS27025-15 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).