NSN 4720-00-983-0023, 4720009830023
Cancelled -> Replaced by 2840009912571

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 009830023
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 4720-00-983-0023

National Stock Number (NSN) 4720-00-983-0023, or NIIN 009830023, (hose assembly,nonmetallic) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2840009912571.

There are 5 manufacturer part numbers associated with this NSN. None of the associated 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, 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 4720009830023 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
UNABLE TO DECODE: (AAJP) UNABLE TO DECODE
SECOND END SWIVEL ACTION CAPABILITY: (CRZY) NOT INCLUDED
UNABLE TO DECODE: (ADJM) UNABLE TO DECODE
UNABLE TO DECODE: (CQGH) UNABLE TO DECODE
UNABLE TO DECODE: (CRLL) UNABLE TO DECODE
TEMP RATING: (ABJH) -65.0 DEG FAHRENHEIT AND 450.0 DEG FAHRENHEIT SINGLE RESPONSE
UNABLE TO DECODE: (CQHW) UNABLE TO DECODE
END CONNECTION DESIGN: (AKUU) ELBOW 2ND END
END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END FLANGE CONSTRUCTION: (AKUT) SOLID 1ST END
END FLANGE CONSTRUCTION: (AKUT) SOLID 2ND END
BOLT HOLE DIAMETER: (AHNX) 0.266 INCHES NOMINAL 1ST END
BOLT HOLE DIAMETER: (AHNX) 0.266 INCHES NOMINAL 2ND END
BOLT HOLE QUANTITY: (AECS) 4 1ST END
BOLT HOLE QUANTITY: (AECS) 4 2ND END
BURST TEST PRESSURE: (CQBD) 4000.0 POUNDS PER SQUARE INCH
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: (ADUY) 1.656 INCHES NOMINAL 1ST END
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: (ADUY) 1.656 INCHES NOMINAL 2ND END
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: (ADUZ) 1.656 INCHES NOMINAL 1ST END
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: (ADUZ) 1.656 INCHES NOMINAL 2ND END
CONNECTION TYPE: (AWLS) RAISED FACE FLANGE 1ST END
CONNECTION TYPE: (AWLS) RAISED FACE FLANGE 2ND END
CONNECTION STYLE: (AHNC) RAISED SWIVEL 1ST END
CONNECTION STYLE: (AHNC) RAISED SWIVEL 2ND END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
FEATURES PROVIDED: (CBBL) ELECTROSTATIC DISCHARGE CAPABILITY
FLANGE LENGTH: (AFQN) 2.188 INCHES NOMINAL 1ST END
FLANGE LENGTH: (AFQN) 2.188 INCHES NOMINAL 2ND END
FLANGE THICKNESS: (ABKU) 0.297 INCHES NOMINAL 1ST END
FLANGE THICKNESS: (ABKU) 0.297 INCHES NOMINAL 2ND END
FLANGE STYLE: (CTCJ) RECTANGULAR (INCLUDES SQUARE) 1ST END
FLANGE STYLE: (CTCJ) RECTANGULAR (INCLUDES SQUARE) 2ND END
FLOW ANGLE: (CRFY) 90.0 DEGREES 2ND END
FLANGE WIDTH: (AGFF) 2.188 INCHES NOMINAL 1ST END
FLANGE WIDTH: (AGFF) 2.188 INCHES NOMINAL 2ND END
HYDROSTATIC TEST PRESSURE: (CRDW) 2000.0 POUNDS PER SQUARE INCH
INSIDE DIAMETER: (AARX) 1.125 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) 1ST LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE
MAXIMUM OPERATING PRESSURE: (CQGM) 1000.0 POUNDS PER SQUARE INCH
MEASURING METHOD AND LENGTH: (CRXX) 12.250 INCHES NOMINAL WORKING
MINIMUM INSIDE BENDING RADIUS: (ACKH) 11.000 INCHES
OUTER COVERING ENVIRONMENTAL PROTECTION: (CRJM) CORROSION RESISTANT
OUTSIDE DIAMETER: (ABKV) 1.344 INCHES NOMINAL
RAISED FACE DIAMETER: (AJEE) 1.839 INCHES MINIMUM AND 1.844 INCHES MAXIMUM 1ST END
RAISED FACE DIAMETER: (AJEE) 1.839 INCHES MINIMUM AND 1.844 INCHES MAXIMUM 2ND END
RAISED FACE HEIGHT: (AJED) 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM 1ST END
RAISED FACE HEIGHT: (AJED) 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM 2ND END
SPECIAL FEATURES: (FEAT) HOSE PREFORMED TO A 3.688 IN. BEND RADIUS 6.469 IN. FROM FIRST END
TEMP RATING: (ABJH) -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) NOT IDENTICAL
HOSE OR TUBING SPEC/STD DATA: (ADLF) MIL-H-27267-20Z 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: (CRBL) UNABLE TO DECODE
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE ERR-100