NSN 4720-00-383-9881, 4720003839881
Cancelled -> Replaced by 4720006959793

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 003839881
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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 4720-00-383-9881

National Stock Number (NSN) 4720-00-383-9881, or NIIN 003839881, (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 1 stock number, 4720006959793.

There are 11 manufacturer part numbers associated with this NSN. 8 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

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

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 4720003839881 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

UNABLE TO DECODE: (ADJM) UNABLE TO DECODE
UNABLE TO DECODE: (CQGH) UNABLE TO DECODE
UNABLE TO DECODE: (CQHW) UNABLE TO DECODE
UNABLE TO DECODE: (CRZY) UNABLE TO DECODE
UNABLE TO DECODE: (ADLF) UNABLE TO DECODE
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) NOT IDENTICAL
FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
TEMP RATING: (ABJH) -65.0 DEG FAHRENHEIT AND 212.0 DEG FAHRENHEIT SINGLE RESPONSE
HOSE OR TUBING SPEC/STD DATA: (ADLF) 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.).
UNABLE TO DECODE: (CQBB) UNABLE TO DECODE
UNABLE TO DECODE: (CQBG) UNABLE TO DECODE
UNABLE TO DECODE: (CRBL) UNABLE TO DECODE
UNABLE TO DECODE: (CRLL) UNABLE TO DECODE
SECOND END SWIVEL ACTION CAPABILITY: (CRZY) NOT INCLUDED
END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END CONNECTION DESIGN: (AKUU) STRAIGHT 2ND END
END FITTING COMPONENT AND MATERIAL: (AKXL) NIPPLE COPPER ALLOY ALL ENDS
END FITTING COMPONENT AND MATERIAL: (AKXL) SOCKET COPPER ALLOY 360 1ST END
BURST TEST PRESSURE: (CQBD) 5000.0 POUNDS PER SQUARE INCH
CONNECTION TYPE: (AWLS) THREADED EXTERNAL TUBE 2ND END
CONNECTION TYPE: (AWLS) THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE: (AHNC) INVERTED FLARE 1ST END
CONNECTION STYLE: (AHNC) SWIVEL NUT, INVERTED FLARE 2ND END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
FITTING COMPONENT AND SURFACE TREATMENT: (AKXM) NIPPLE CADMIUM ALL ENDS
FITTING COMPONENT AND SURFACE TREATMENT: (AKXM) SOCKET CADMIUM 1ST END
HYDROSTATIC TEST PRESSURE: (CRDW) 4000.0 POUNDS PER SQUARE INCH
INSIDE DIAMETER: (AARX) 0.125 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER MOLDED RUBBER, CHLOROPRENE
MEASURING METHOD AND LENGTH: (CRXX) 16.500 INCHES MINIMUM WORKING AND 16.700 INCHES MAXIMUM WORKING
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES 1ST END
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES 2ND END
OUTSIDE DIAMETER: (ABKV) 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
SEAT ANGLE: (CQRB) 30.0 DEGREES 1ST END
SEAT ANGLE: (CQRB) 34.0 DEGREES 2ND END
SPECIAL FEATURES: (FEAT) INNER CONVEYING TUBE MATERIAL-RUBBER, BUNA-N
SPECIFICATION/STANDARD DATA: (ZZZK) MIL-H-13719 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TEMP RATING: (ABJH) -65.0 FAHRENHEIT AND 212.0 FAHRENHEIT SINGLE RESPONSE
THREAD CLASS: (AAJD) 1A 2ND END
THREAD CLASS: (AAJD) 2A 1ST END
THREAD DIRECTION: (AAJF) RIGHT-HAND 1ST END
THREAD DIRECTION: (AAJF) RIGHT-HAND 2ND END
THREAD QUANTITY PER INCH: (CMLP) 24 2ND END
THREAD SERIES DESIGNATOR: (THSD) UNF 1ST END
THREAD SERIES DESIGNATOR: (THSD) UNS 2ND END