NSN 4720-00-083-7127, 4720000837127
HOSE ASSEMBLY,NONMETALLIC

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 000837127
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 4720-00-083-7127

National Stock Number (NSN) 4720-00-083-7127, or NIIN 000837127, (hose assembly,nonmetallic) was assigned December 20, 1967 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. 2 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 several sources of supply for this NSN.

This part number is actively being procured by the US Government, with procurement history within the last 90 days. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M025P3584. The total value of the awarded contracts has been US$ 1,177.55.

There has been very little 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 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. 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 4720000837127 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

SECOND END SWIVEL ACTION CAPABILITY: (CRZY) NOT INCLUDED
UNABLE TO DECODE: (CRBL) UNABLE TO DECODE
SECOND END RELATIONSHIP WITH FIRST END: (CQBB) NOT IDENTICAL
UNABLE TO DECODE: (CQHW) UNABLE TO DECODE OR UNABLE TO DECODE
FIRST END SWIVEL ACTION CAPABILITY: (CQBG) NOT INCLUDED
UNABLE TO DECODE: (CQGH) UNABLE TO DECODE
TEMP RATING: (ABJH) -40.0 DEG FAHRENHEIT AND 200.0 DEG FAHRENHEIT SINGLE RESPONSE
LAYER COMPOSITION AND LOCATION: (CQCS) 1ST LAYER BRAIDED COTTON CORD ERR-100
END CONNECTION DESIGN: (AKUU) STRAIGHT 1ST END
END CONNECTION DESIGN: (AKUU) STRAIGHT 2ND END
BURST TEST PRESSURE: (CQBD) 1250.0 POUNDS PER SQUARE INCH
CONNECTION TYPE: (AWLS) THREADED EXTERNAL BOSS 2ND END
CONNECTION TYPE: (AWLS) THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE: (AHNC) EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
CONNECTION STYLE: (AHNC) PLAIN 1ST END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
EXTERIOR COLOR: (ADJS) BLACK
HYDROSTATIC TEST PRESSURE: (CRDW) 625.0 POUNDS PER SQUARE INCH
INSIDE DIAMETER: (AARX) 0.250 INCHES NOMINAL
INSIDE SURFACE CONDITION: (CRWL) SMOOTH
LAYER COMPOSITION AND LOCATION: (CQCS) OUTER LAYER MOLDED RUBBER AND 1ST LAYER BRAIDED COTTON CORD
OUTSIDE DIAMETER: (ABKV) 0.500 INCHES NOMINAL
MAXIMUM OPERATING PRESSURE: (CQGM) 300.0 POUNDS PER SQUARE INCH
MEASURING METHOD AND LENGTH: (CRXX) 12.000 INCHES NOMINAL OVERALL
MEDIA FOR WHICH DESIGNED: (MEDA) FUEL/OIL, HYDROCARBON SINGLE RESPONSE
MINIMUM INSIDE BENDING RADIUS: (ACKH) 2.250 INCHES
NOMINAL THREAD SIZE: (CQJX) 0.438 INCHES 2ND END
NOMINAL THREAD SIZE: (CQJX) 0.125 INCHES 1ST END
NONDEFINITIVE SPEC/STD DATA: (ZZZT) 1 TYPE
OUTER COVERING ENVIRONMENTAL PROTECTION: (CRJM) FUEL RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT AND OZONE RESISTANT
SPECIFICATION/STANDARD DATA: (ZZZK) 81349-MIL-H-13444 GOVERNMENT SPECIFICATION
TEMP RATING: (ABJH) -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE
THREAD DIRECTION: (AAJF) RIGHT-HAND 1ST END
THREAD DIRECTION: (AAJF) RIGHT-HAND 2ND END
THREAD CLASS: (AAJD) 1A 2ND END
THREAD SERIES DESIGNATOR: (THSD) NPT 1ST END
THREAD SERIES DESIGNATOR: (THSD) UNF 2ND END
VACUUM IN TORR: (CRSM) 254.0
UNABLE TO DECODE: (CRLL) UNABLE TO DECODE OR UNABLE TO DECODE
HOSE OR TUBING SPEC/STD DATA: (ADLF) MIL-H-13444 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: (ADJM) UNABLE TO DECODE