NSN 4240-01-251-9402

Part Details | AIR LINE MASK

4240-01-251-9402 An individual respiratory protective device consisting of a facepiece flexible breathing tube, air regulating valve, and a quick release hose coupling. The device may also include an air filter for removing foreign particles and odors from the air supply line, an adjustable waist belt, and an air hose with fittings for connecting the device to a supply of compressed air. A bracket is usually provided for attaching the regulating valve to the belt. This device is designed to supply fresh air to the wearer while in dust laden and contaminated areas. Excludes oxygen breathing apparatus. Excludes MASK, GAS; MASK, OXYGEN and RESPIRATOR, AIR FILTERING.

Alternate Parts: RA400, RA-400, 4240-01-251-9402, 01-251-9402, 4240012519402, 012519402

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
42MAR 26, 198701-251-940217544 ( MASK, AIR LINE )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4240-01-251-9402
Part Number Cage Code Manufacturer
RA-40058501RHINE AIR, INC
Technical Data | NSN 4240-01-251-9402
Characteristic Specifications
SPECIAL FEATURESFULL FACE CONSTANT FLOW MASK; W/REGULATING VALVE AND ATTACHING FITTING; MATERIAL NEOPRENE,RUBBER,STEEL AND BRASS; SOLE SOURCE REQUIRED BY STATUTE 6.302
CRITICALITY CODE JUSTIFICATIONFEAT