Product Details | OXYGEN MASK

1660-00-810-2156 A device consisting of a facepiece which partially covers the face, having a breathing tube and a coupling for connecting to a regulated supply of oxygen. The device may be of the rebreathing type or of the demand type and may be used for rescue operation or to supply the wearer with oxygen when flying at high altitudes. It may include regulating device(s) but does not include oxygen cylinder(s). Excludes MASK, ORONASAL.20416600062Aircraft Air Conditioning, Heating, and Pressurizing Equipment16700084Parachutes; Aerial Pick Up, Delivery, Recovery Systems; and Cargo Tie Down Equipment42400027Safety and Rescue Equipment65150057Medical and Surgical Instruments, Equipment, and Supplies

Part Alternates: MBU4P, MBU4PSMALL, MILM25990, MILM7585, 4PSIZESMALL, 1660-00-810-2156, 00-810-2156, 1660008102156, 008102156

Aircraft Components and Accessories | Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Supply Group (FSG) NSN Assign. NIIN
16 01 JAN 1962 00-810-2156

Cross Reference | NSN 1660-00-810-2156

Part Number Cage Code Manufacturer
4PSIZESMALL 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MBU4P 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MBU4PSMALL 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILM25990 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILM7585 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 1660-00-810-2156

Characteristic Specifications
OXYGEN SYSTEM TYPE PRESSURE DEMAND
DESIGN TYPE NOSE AND MOUTH
FACEPIECE MATERIAL RUBBER, LATEX
HARNESS INCLUDED
MATERIAL NYLON WEBBING,METAL FRICTION BUCKLES
HEADBAND NOT PROVIDED
HELMET FASTENER INCLUDED
INTAKE TUBE LENGTH 17.500 INCHES NOMINAL
INTAKE TUBE CORRUGATED FEATURE INCLUDED
MICROPHONE NOT INCLUDED
MICROPHONE POCKET INCLUDED
MASK SIZE DESIGNATION SMALL
ACCESSORY COMPONENTS AND QUANTITY CLINCHERS 3,HOOKS 2,INSERTS,ANTIFREEZE 2,SCREWS,ROUND HEAD 6,VALVE SEAT AND FLAP 2
NONDEFINITIVE SPEC/STD DATA MBU4/P TYPE
III FSC APPLICATION DATA OXYGEN SYSTEM INSTL,AIRCRAFT
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MBU4P
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILM25990

Restrictions/Controls & Freight Information | NSN 1660-00-810-2156

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Precious Metals Indicator Code:PItem contains platinum family metals
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information