NSN 4720-00-203-2534, 4720002032534
Cancelled -> Replaced by 2930000970557

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 002032534
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 4720-00-203-2534

National Stock Number (NSN) 4720-00-203-2534, or NIIN 002032534, (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, 2930000970557.

There are 5 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 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 4720002032534 contains an unknown precious metal.

This information was last updated on Aug 01, 2025.

Technical Characteristics

UNABLE TO DECODE: (ADJM) UNABLE TO DECODE
HOSE OR TUBING SPEC/STD DATA: (ADLF) SAE J517,100R3-81343 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END CONNECTION DESIGN: (AKUU) STRAIGHT 2ND END
BURST TEST PRESSURE: (CQBD) 5000.0 POUNDS PER SQUARE INCH
CONNECTION TYPE: (AWLS) THREADED EXTERNAL PIPE 2ND END
CONNECTION TYPE: (AWLS) THREADED INTERNAL TUBE 1ST END
CONNECTION STYLE: (AHNC) INVERTED FLARE 1ST END
CONNECTION STYLE: (AHNC) PLAIN 2ND END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
EXTERIOR COLOR: (ADJS) BLACK
HYDROSTATIC TEST PRESSURE: (CRDW) 2500.0 POUNDS PER SQUARE INCH
INSIDE DIAMETER: (AARX) 0.250 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) 2ND LAYER BRAIDED RAYON CORD AND OUTER LAYER MOLDED RUBBER, SYNTHETIC AND 1ST LAYER BRAIDED RAYON CORD
MAXIMUM OPERATING PRESSURE: (CQGM) 1250.0 POUNDS PER SQUARE INCH
MEASURING METHOD AND LENGTH: (CRXX) 18.000 INCHES NOMINAL OVERALL
MEDIA FOR WHICH DESIGNED: (MEDA) FUEL/OIL, HYDROCARBON AND WATER, FRESH SINGLE RESPONSE
MINIMUM INSIDE BENDING RADIUS: (ACKH) 3.000 INCHES
NOMINAL THREAD SIZE: (CQJX) 0.125 INCHES 2ND END
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES 1ST END
OUTER COVERING ENVIRONMENTAL PROTECTION: (CRJM) ABRASION RESISTANT AND LIGHT RESISTANT AND OIL RESISTANT AND OZONE RESISTANT
OUTSIDE DIAMETER: (ABKV) 0.562 INCHES NOMINAL
SEAT ANGLE: (CQRB) 45.0 DEGREES 1ST END
TEMP RATING: (ABJH) -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE
THREAD CLASS: (AAJD) 2B 1ST END
THREAD DIRECTION: (AAJF) RIGHT-HAND 1ST END
THREAD DIRECTION: (AAJF) RIGHT-HAND 2ND END
THREAD QUANTITY PER INCH: (CMLP) 24 1ST END
THREAD QUANTITY PER INCH: (CMLP) 27 2ND END
THREAD SERIES DESIGNATOR: (THSD) NPT 2ND END
THREAD SERIES DESIGNATOR: (THSD) UNS 1ST END
SECOND END SWIVEL ACTION CAPABILITY: (CRZY) NOT INCLUDED
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) NOT IDENTICAL
UNABLE TO DECODE: (CRBL) UNABLE TO DECODE
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER MOLDED RUBBER, SYNTHETIC ERR-100
LAYER COMPOSITION AND LOCATION: (CQCS) 1ST LAYER BRAIDED RAYON CORD ERR-100
UNABLE TO DECODE: (CQGH) UNABLE TO DECODE
TEMP RATING: (ABJH) -40.0 DEG FAHRENHEIT AND 250.0 DEG FAHRENHEIT SINGLE RESPONSE