4720-01-428-9851 HOSE,AIR DUCT Index 4720-01-428-9853 HOSE,AIR DUCT

National Stock Number:
4720-01-428-9852

Federal Supply Class:
4720

National Item Identification Number:
014289852

Description:
HOSE ASSEMBLY,AIR BREATHING

Detail:
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.


Manufacturer Information:
79215E0124A24984HYDRAFLOW
7D044088277THE BOEING COMPANY
7D0440E0124A88277THE BOEING COMPANY


Techincal Specification:
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE 1ST PLY
PLASTIC POLYAMIDE 2ND PLY
STEEL CORROSION RESISTING REINFORCING WIRE
PLASTIC POLYAMIDE COVER
ALUMINUM ALLOY BOTH END COUPLINGS
SURFACE TREATMENTANODIZE BOTH END COUPLINGS
STYLE DESIGNATORFULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS
CROSS-SECTIONAL SHAPE STYLEROUND
INSIDE DIAMETER0.500 INCHES NOMINAL FIRST END
WALL THICKNESS0.020 INCHES NOMINAL
MEASURING METHOD AND LENGTH12.500 INCHES NOMINAL OVERALL
CONNECTION TYPEGROUND JOINT EXTERNALLY THREADED TAILPIECE W/ UNION NUT BOTH ENDS
COUPLING STYLETHREADED INTERNAL BOTH ENDS
THREAD SERIES DESIGNATORUNJF BOTH ENDS
NOMINAL THREAD SIZE0.750 INCHES BOTH ENDS
MINIMUM INSIDE BENDING RADIUS1.000 INCHES
MAXIMUM OPERATING PRESSURE450.0 POUNDS PER SQUARE INCH


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