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National Stock Number:
4720-00-280-0485
Federal Supply Class:
4720
National Item Identification Number:
002800485
Description:
HOSE ASSEMBLY,AIR BREATHING
Detail:
A LENGTH OF HOSE, AIR DUCT, AIR BREATHING WHICH MAY HAVE END COUPLINGS ON ONE OR BOTH END/OR INCORPORATES A COMMUNICATION CABLE. IT IS DESIGNED FOR USE IN BREATHING OXYGEN SYSTEM, AIR LINE MASKS, GAS MASKS, AND THE LIKE. EXCLUDES ITEMS WHICH INCLUDE THE BRANCH OR FORK HOSES; ASSEMBLIES MADE UP OF THE OXYGEN BREATHING HOSE, COMMUNICATION CABLE, WIRING FOR FACE MASK HEATER, AND VENT AND PRESSURE DUCTS FOR THE ANTI-GSUIT AND HOSE ASSEMBLY, NONMETALLIC.
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Manufacturer Information:
| MIL-DTL-81581 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS22055A54 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| MATERIAL | COTTON AND | | FIBERGLASS 1ST PLY | | COPPER ALLOY 2ND END COUPLING | | STEEL REINFORCING WIRE | | STYLE DESIGNATOR | HELICALLY WOUND CONTINOUS WIRE SUPPORTED | | CROSS-SECTIONAL SHAPE STYLE | ROUND | | INSIDE DIAMETER | 0.750 INCHES NOMINAL FIRST END | | OUTSIDE DIAMETER | 0.938 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM BOTH ENDS | | WALL THICKNESS | 0.250 INCHES NOMINAL | | MEASURING METHOD AND LENGTH | 54.000 INCHES NOMINAL OVERALL | | CONNECTION TYPE | SOFT FIRST END | | COUPLING SECOND END | | CONNECTION STYLE | ROUND BOTH ENDS | | END INSIDE DIAMETER | 0.844 INCHES MINIMUM AND | | 0.875 INCHES MAXIMUM BOTH ENDS | | END OVERALL LENGTH | 0.938 INCHES MINIMUM AND | | 1.062 INCHES MAXIMUM BOTH ENDS | | COUPLING STYLE | OXYGEN HOSE CLAMP FIRST END | | CONNECTOR, OXYGEN HOSE TO REGULATOR W/ CLIP (NOTE: APPLICABLE TO HOSE ASSEMBLY, AIR BREATHING ONLY.) SECOND END | | FEATURES PROVIDED | OZONE RESISTANT | | SPECIAL FEATURES | END SIMILARITY:NOT IDENTICAL; INSIDE DIA.:0.750 IN. MIN.; O/A LENGTH:54.000 IN. MIN.,59.000 IN. MAX.; HOSE STYLE:HELICALLY WOUND CONTINUOUS WIRE SUPPORTED, SYLE NO. 4 FROM OLD FIIG A22900; SCUFF STRIP, COMMUNICATION CABLE AND RESTRAINT CORD:NOT INCLUDED; HOSE MATL:TETRAFLUOROETHYLENE PLASTIC,STEEL WIRE AND TETRAFLUOROETHYLENE PLASTIC; FIRST END COUPLING MATERIAL:BRASS,QQ-B-626,COMP 22,HALF HARD BODY,COVER PIN AND CLIP PIN; STEEL,QQ-W-470 SNAP RING,COVER SPRING AND SPRING CLIP; STEEL,MIL-S-7809 BRACKET,UPPER CLIP AND YOKE; ALUM ALLOY,QQ-A-250/5,TEMPER 0 COVER; STEEL,QQ-S-634 GR 1020 STUD; FIRST END COUPLING SURFACE TREATMENT:CADMIUM PLATE,QQ-P-416 TY 1,CL 1 BODY,COVER PIN, BRACKET, COVER SPRING, UPPER CLIP, SPRING CLIP AND YOKE; ANODIZE,MIL-A-8625, TY 1 COVER; ZINC PLATE,QQ-Z-325, CL 1, TY 1 STUD AND CLIP PIN; SECOND END COUPLING MATL:STEEL QQ-S-777; SECOND END COUPLING SURFACE TREATMENT:PHOSPHATE COAT, TT-C-490 | | FSC APPLICATION DATA | AIRCRAFT AIR CONDITIONING | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-81581 | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS22055A54 |
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