NSN 4720-01-049-0169, 4720010490169
HOSE ASSEMBLY,AIR BREATHING

Federal Supply Classification: FSC 4720 - Hose and Flexible Tubing
National Item Identification Number: NIIN 010490169
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 4720-01-049-0169

National Stock Number (NSN) 4720-01-049-0169, or NIIN 010490169, (hose assembly,air breathing) was assigned October 10, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. 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 Sep 06, 2018. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M018V064N, SPM7M412V5208, SPM7M411M5168, SPM7M411M5168. The total value of the awarded contracts has been US$ 3,899.28.

This NSN is somewhat common among different platforms, belonging to 4 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 Apr 02, 2005, 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 4720010490169 does not contain precious metals.

This information was last updated on Apr 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) TETRAFLUOROETHYLENE-LINED,WIRE BRAID-COVERED,FLARED TUBE STYLE AND FITTINGS,INSERT CRES TYPE 304 OR 316 QQ-S-763,20.400 IN. MAX 20.000 IN. MIN LG,OD OF RIGID TUBING 0.3125 IN.,0.193 IN. MIN DIA,ID INNER TUBE 0.265 IN. MAX 0.235 IN.,OD OVER REINFORCEMENT 0.406 IN. MAX 0.359 IN. MIN,FLANGE DIA 0.360 IN. MAX 0.355 IN. MIN,LINER WALL 0.047 IN. MAX 0.035 IN. MIN THK,END FITTING NUTS P/N AN818-5J OR K,HOSEUNDER PRESSURE SUBJECT TO EXPLOSION
END ITEM IDENTIFICATION: (AGAV) ACFT E3A, AWACS, E-3A
SPECIAL FEATURES: (FEAT) TETRAFLUOROETHYLENE-LINED,WIRE BRAID-COVERED,FLARED TUBE STYLE AND FITTINGS,INSERT CRES TYPE 304 OR 316 QQ-S-763,20.400 IN. MAX 20.000 IN. MIN LG,OD OF RIGID TUBING 0.3125 IN.,0.193 IN. MIN DIA,ID INNER TUBE 0.265 IN. MAX 0.235 IN.,OD OVER REINFORCEMENT 0.406 IN. MAX 0.359 IN. MIN,FLANGE DIA 0.360 IN. MAX 0.355 IN. MIN,LINER WALL 0.047 IN. MAX 0.035 IN. MIN THK,END FITTING NUTS P/N AN818-5J OR K,HOSEUNDER PRESSURE SUBJECT TO EXPLOSION