Product Details | CHECK VALVE

4820-01-008-1984 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: MDE3238205, MDE323820-5 , 0ID2677A4TT, 0ID-2677A4TT, 244A4TTEL, 2632A4TT, 2664A4TT, 2677A4TT, 27D1335, 32051, 3C1440, 4820-01-008-1984, 01-008-1984, 4820010081984, 010081984

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 17 AUG 1975 01-008-1984

Drawings & Photos | NSN 4820-01-008-1984


Demand History | NSN 4820-01-008-1984

Part Number Request Date QTY Origin
4820-01-008-1984 2015-01-29 91 DIBBS
4820-01-008-1984 2014-04-120 98 DIBBS
4820-01-008-1984 2014-01-30 43 DIBBS
4820-01-008-1984 2013-09-249 43 DIBBS
4820-01-008-1984 2013-08-234 43 DIBBS
4820-01-008-1984 2010-09-250 22 DIBBS

Cross Reference | NSN 4820-01-008-1984

Part Number Cage Code Manufacturer
0ID-2677A4TT 61125 J.G.B. ENTERPRISES, INC.
244A4TTEL 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
2632A-4TT 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
2664A4TT 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
2677A4TT 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
27D1335 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
32051 24235 WILLIAMS INTERNATIONAL CO., L.L.C.
3C1440 99240 CRISSAIR, INC.

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Technical Data | NSN 4820-01-008-1984

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 BODY RUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM SEAT
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR A6 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED FUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 350.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B42 FLARED ALL ENDS
SEAT ANGLE 37.0 DEGREES ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES ALL ENDS
THREAD SERIES DESIGNATOR UNF ALL ENDS
NOMINAL THREAD SIZE 0.438 INCHES ALL ENDS
THREAD CLASS 3A ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-01-008-1984

Category Code Description
Shelf-Life Code:0Nondeteriorative
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:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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