NSN 4720-00-203-9515, 4720002039515
Cancelled -> Replaced by 4720007373250

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 002039515
Codification Country: United States
Item Name Code: INC 20311
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 4720-00-203-9515

National Stock Number (NSN) 4720-00-203-9515, or NIIN 002039515, (hose assembly,nonmetallic) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 4720007373250, 2530007409330.

There are 5 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 11 sources of supply.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jan 11, 2018. There have been 6 contracts issued for this part number, with 6 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: SPE7M418P1357, SPE7M417P2628, SPE7M417P2462, SPE7M413M0697, SPE7M413M0697. The total value of the awarded contracts has been US$ 28,270.49.

This NSN is somewhat common among different platforms, belonging to 9 different weapons systems.

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 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 4720002039515 contains an unknown precious metal.

This information was last updated on May 01, 2025.

Technical Characteristics

THREAD CLASS: (AAJD) 2B 2ND END AND 2A 2ND END
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES 2ND END AND 0.625 INCHES 2ND END
UNABLE TO DECODE: (CRLL) UNABLE TO DECODE
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) NOT IDENTICAL
FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
THREAD SERIES DESIGNATOR: (THSD) UNS 2ND END AND UNF 2ND END
CONNECTION TYPE: (AWLS) THREADED INTERNAL AND EXTERNAL TUBE 2ND END
UNABLE TO DECODE: (CRBL) UNABLE TO DECODE
TEMP RATING: (ABJH) -65.0 DEG FAHRENHEIT AND 212.0 DEG FAHRENHEIT SINGLE RESPONSE
LAYER COMPOSITION AND LOCATION: (CQCS) 1ST LAYER BRAIDED COTTON CORD ERR-100
THREAD QUANTITY PER INCH: (CMLP) 24 2ND END AND 18 2ND END
SECOND END SWIVEL ACTION CAPABILITY: (CRZY) NOT INCLUDED
END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END CONNECTION DESIGN: (AKUU) STRAIGHT 2ND END
BURST TEST PRESSURE: (CQBD) 4500.0 POUNDS PER SQUARE INCH
CONNECTION TYPE: (AWLS) INTERNALLY AND EXTERNALLY THREADED TUBE 2ND END
HOSE OR TUBING SPEC/STD DATA: (ADLF) MIL MIL-H-13719 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.).
CONNECTION TYPE: (AWLS) THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE: (AHNC) INVERTED FLARE 1ST END
CONNECTION STYLE: (AHNC) INVERTED FLARE 2ND END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
EXTERIOR COLOR: (ADJS) BLACK
HYDROSTATIC TEST PRESSURE: (CRDW) 3000.0 POUNDS PER SQUARE INCH
INSIDE DIAMETER: (AARX) 0.188 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) 2ND LAYER BRAIDED COTTON CORD AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE AND 1ST LAYER BRAIDED COTTON CORD
OUTSIDE DIAMETER: (ABKV) 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
MAXIMUM OPERATING PRESSURE: (CQGM) 1500.0 POUNDS PER SQUARE INCH
MEASURING METHOD AND LENGTH: (CRXX) 19.000 INCHES MINIMUM OVERALL AND 19.250 INCHES MAXIMUM OVERALL
MEDIA FOR WHICH DESIGNED: (MEDA) FUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES 1ST END
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES AND 0.625 INCHES 2ND END
NONDEFINITIVE SPEC/STD DATA: (ZZZT) 1 TYPE
OUTER COVERING ENVIRONMENTAL PROTECTION: (CRJM) MILDEW RESISTANT AND OZONE RESISTANT
SEAT ANGLE: (CQRB) 45.0 DEGREES 1ST END
TEMP RATING: (ABJH) -65.0 FAHRENHEIT AND 212.0 FAHRENHEIT SINGLE RESPONSE
THREAD CLASS: (AAJD) 2A 1ST END
THREAD CLASS: (AAJD) 2B AND 2A 2ND END
THREAD DIRECTION: (AAJF) RIGHT-HAND 1ST END
THREAD DIRECTION: (AAJF) RIGHT-HAND 2ND END
THREAD QUANTITY PER INCH: (CMLP) 24 AND 18 2ND END
THREAD QUANTITY PER INCH: (CMLP) 24 1ST END
THREAD SERIES DESIGNATOR: (THSD) UNS AND UNF 2ND END
THREAD SERIES DESIGNATOR: (THSD) UNS 1ST END
UNABLE TO DECODE: (ADJM) UNABLE TO DECODE OR UNABLE TO DECODE
UNABLE TO DECODE: (CQGH) UNABLE TO DECODE
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER MOLDED RUBBER, CHLOROPRENE ERR-100
UNABLE TO DECODE: (CQHW) UNABLE TO DECODE