Breather Adaptor, Inlet Size 1 in NPT, For Use With 2NMR9, 2NMT1, 2NMT2/ OUTSIDE DIAMETER: 4.000 INCHES NOMINAL OVERALL LENGTH: 5.000 INCHES NOMINAL END ITEM IDENTIFICATION: INLSCRAFT FILTER TYPE: DRY CONNECTION TYPE: THREADED BODY MATERIAL: PLASTIC PART NAME ASSIGNED BY CONTROLLING AGENCY: BREATHER, DESICCANT TYPE SPECIAL FEATURES: WEIGHT: 1.25 LBS. MATERIALS: CASING-COPOLYMER POLYPROPYLENE, CAP-COPOLYMER POLYPROPYLENE, STAND PIPE: PVC. FILTRATION ELEMENT: POYESTER, SILICA GEL, ACTIVATED CARBON. OPERATING TEMPERATURE: -20 DEGREES FAHRENHEIT TO +250 DEGREES FAHRENHEIT. MAXIMUM ALLOWABLE OPERATING PRESSURE: 5 PSI. THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1-11-1/2 NPT