NSN 4720-00-931-8437, 4720009318437
HOSE ASSEMBLY,NONMETALLIC

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 009318437
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 4720-00-931-8437

National Stock Number (NSN) 4720-00-931-8437, or NIIN 009318437, (hose assembly,nonmetallic) was assigned September 21, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 4720009318437 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

UNABLE TO DECODE: (ADLF) UNABLE TO DECODE
END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END FITTING COMPONENT AND MATERIAL: (AKXL) NIPPLE STEEL CORROSION RESISTING ALL ENDS
END FITTING COMPONENT AND MATERIAL: (AKXL) NUT STEEL CORROSION RESISTING 1ST END
ANGLE BETWEEN RIGID ELBOW FITTINGS IN DEG: (ADKX) 0.0
CONNECTION TYPE: (AWLS) THREADED INTERNAL TUBE 1ST END
CONNECTION STYLE: (AHNC) SWIVEL NUT WITH COMPRESSION SLEEVE 1ST END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
EXTERIOR COLOR: (ADJS) NATURAL
FEATURES PROVIDED: (CBBL) ELECTROSTATIC DISCHARGE CAPABILITY AND INTERNAL SUPPORT
FITTING COMPONENT AND SURFACE TREATMENT: (AKXM) NIPPLE PASSIVATE ALL ENDS
FITTING COMPONENT AND SURFACE TREATMENT: (AKXM) NUT CADMIUM 1ST END
INSIDE DIAMETER: (AARX) 0.500 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER RUBBER IMPREGNATED BRAIDED STEEL WIRE
OUTSIDE DIAMETER: (ABKV) 0.625 INCHES NOMINAL
MAXIMUM OPERATING PRESSURE: (CQGM) 3750.0 POUNDS PER SQUARE INCH
MEASURING METHOD AND LENGTH: (CRXX) 24.500 INCHES NOMINAL EXCLUDING END FITTINGS
MEDIA FOR WHICH DESIGNED: (MEDA) AIR SINGLE RESPONSE
NOMINAL THREAD SIZE: (CQJX) 0.875 INCHES 1ST END
OUTER COVERING ENVIRONMENTAL PROTECTION: (CRJM) ABRASION RESISTANT AND OZONE RESISTANT AND WEATHERPROOF
SEAT ANGLE: (CQRB) 12.0 DEGREES 1ST END
SEAT NOMINAL RADIUS: (CWBZ) 0.484 INCHES 1ST END
SPECIAL FEATURES: (FEAT) INNER CONVEYING TUBE MATERIAL-RUBBER, CHLOROPRENE
SPECIAL MARKINGS: (MARK) RAY YA296-1250
TEMP RATING: (ABJH) -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE
THREAD DIRECTION: (AAJF) RIGHT-HAND 1ST END
THREAD SERIES DESIGNATOR: (THSD) NH-SPCL 1ST END
HOSE OR TUBING SPEC/STD DATA: (ADLF) 10001/2080036 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: (CQGH) UNABLE TO DECODE
UNABLE TO DECODE: (CQHW) UNABLE TO DECODE
UNABLE TO DECODE: (ADLG) UNABLE TO DECODE
UNABLE TO DECODE: (CQBB) UNABLE TO DECODE
TEMP RATING: (ABJH) -40.0 DEG FAHRENHEIT AND 250.0 DEG FAHRENHEIT SINGLE RESPONSE
FIRST END FITTING SPEC/STD DATA: (ADLG) 49956/YS272-1240-+5 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.).
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) IDENTICAL
FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
UNABLE TO DECODE: (ADJM) UNABLE TO DECODE
UNABLE TO DECODE: (CQBG) UNABLE TO DECODE