NSN 4720-00-091-2710, 4720000912710
Cancelled -> Replaced by 1660000982227

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 000912710
Codification Country: United States
Item Name Code: INC 39227
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 4720-00-091-2710

National Stock Number (NSN) 4720-00-091-2710, or NIIN 000912710, (hose assembly,air breathing) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 1660000982227.

There are 7 manufacturer part numbers associated with this NSN. 2 of those 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, 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 has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 17, 2009. 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: SPM7M110V4797, SPM7M110V4797, SPM7M110V4797, SPM7M110V4797, SPM7M110V4797. The total value of the awarded contracts has been US$ 92,419.80.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

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 Oct 23, 2009, 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) 39227. [A LENGTH OF HOSE, AIR BREATHING WITH COUPLINGS ON ONE OR BOTH ENDS AND/OR A COMMUNICATION CABLE. EXCLUDES:ITEMS WHICH INCLUDE A BRANCH HOSE OR FORK HOSES; WIRING FOR FACE MASK HEATER; VENT AND PRESSURE DUCTS FOR AN ANTI-G-SUIT; HOSE ASSEMBLY, NONMETALLIC.]. 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 4720000912710 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

MATERIAL: (MATT) STEEL 2ND END COUPLING
CONNECTION TYPE: (AWLS) COUPLING FIRST END
COUPLING STYLE: (CXMG) OXYGEN HOSE CLAMP SECOND END
III MATERIAL: (MATT) STEEL 2ND END COUPLING
END INSIDE DIAMETER: (CPYG) 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM BOTH ENDS
CONNECTION TYPE: (AWLS) COUPLING SECOND END
CONNECTION TYPE: (AWLS) SOFT FIRST END
CONNECTION STYLE: (AHNC) ROUND BOTH ENDS
COUPLING STYLE: (CXMG) CONNECTOR, OXYGEN HOSE TO REGULATOR W/ CLIP (NOTE: APPLICABLE TO HOSE ASSEMBLY, AIR BREATHING ONLY.) SECOND END
COUPLING STYLE: (CXMG) OXYGEN HOSE CLAMP FIRST END
CROSS-SECTIONAL SHAPE STYLE: (AAGR) ROUND
END OVERALL LENGTH: (AGQM) 0.938 INCHES MINIMUM AND 1.062 INCHES MAXIMUM BOTH ENDS
FEATURES PROVIDED: (CBBL) OZONE RESISTANT AND COMMUNICATION CABLE
HOSE WEIGHT: (AMPY) 7.000 OUNCES PER LINEAR FOOT
INSIDE DIAMETER: (AARX) 0.750 INCHES NOMINAL FIRST END
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-S-777 FED SPEC SINGLE MATERIAL RESPONSE 2ND END COUPLING
MATERIAL: (MATT) COPPER ALLOY 1ST END COUPLING
MATERIAL: (MATT) COPPER ALLOY 2ND END COUPLING
MATERIAL: (MATT) COTTON AND FIBERGLASS 1ST PLY
MEASURING METHOD AND LENGTH: (CRXX) 48.000 INCHES NOMINAL OVERALL
OUTSIDE DIAMETER: (ABKV) 1.094 INCHES MINIMUM AND 1.250 INCHES MAXIMUM BOTH ENDS
SPECIAL FEATURES: (FEAT) END SIMILARITY:NOT IDENTICAL; HOSE STYLE:HELICALLY WOUND CONTINUOUS WIRE SUPPORTED, STYLE NO. 4 FROM OLD FIIG A22900; SCUFF STRIP:NOT INCLUDED; HOSE MATERIAL:ANY ACCEPTABLE; RESTRAINT CORD:NOT INCLUDED
STYLE DESIGNATOR: (STYL) HELICALLY WOUND CONTINOUS WIRE SUPPORTED
SURFACE TREATMENT: (SFTT) CHROMATE ZINC 2ND END COUPLING
WALL THICKNESS: (AAGT) 0.312 INCHES NOMINAL
SPECIAL FEATURES: (FEAT) IEND SIMILARITY:NOT IDENTICAL; HOSE STYLE:HELICALLY WOUND CONTINUOUS WIRE SUPPORTED, STYLE NO. 4 FROM OLD FIIG A22900; SCUFF STRIP:NOT INCLUDED; HOSE MATERIAL:ANY ACCEPTABLE; RESTRAINT CORD:NOT INCLUDED
III MATERIAL: (MATT) COPPER ALLOY 1ST END COUPLING