- Home /
- FSC NSN Catalog /
- Nonpowered Valves /
- 1116558481
NSN 1116558481
Restrictor Check Valve
spring disk loading method, 0.020 inches nominal aperture diameter, unable to decode connection type, poppet flow control device, unable to decode connection style.
NSN 4820-00-203-3263 Datasheet
- (NSN) National Stock Number
- 4820-00-203-3263
- (FSG) Federal Supply Group
- 48 - Valves
- (FSC) Federal Supply Classification
- 4820 - Nonpowered Valves
- (NIIN) National Item Identification Number
- 00-203-3263
- Requires Demilitarization
- Yes
- (INC) Item Name Code
- 20520
- Date
- Tue, Jan 1, 1963
- Schedule B Code
- 8481302090
- Aperture Diameter
- 0.020 inches nominal
- Connection Style
- unable to decode
- Connection Type
- unable to decode
- Disk Loading Method
- spring
- Flow Control Device
- poppet
- Material
- unable to decode
- Maximum Operating Pressure
- unable to decode
- Mounting Position
- horizontal or vertical
- Nominal Thread Size
- unable to decode
- Style Designator
- straight thru
- Thread Class
- unable to decode
- Thread Direction
- unable to decode
- Thread Series Designator
- unable to decode
- Valve Operation Method
- automatic
Identification
- Demilitarization Code
- A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
- Precious Metals Indicator
- U - Precious metal content is unknown
- Hazardous Metals Indicator
- N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
- Pseudo Item Name Code
- 0020520
Cross Reference
CAGE Codes
- 14170
-
Hughes Missile Systems Co San DiegoU.s./canadian manufacturers
- 0WLU1
-
General Dynamics Corp Convair Div Lindbergh Field FacilityU.s./canadian manufacturers
- 63910
-
Bae Systems Technology Solutions & Services Inc.Non-manufacturers
- 7B709
-
Tracor Flight Systems Inc Sub of Tracor IncU.s./canadian manufacturers
Freight Information
- Air Commodity
- VZ -
- Air Dimension
- A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- National Motor Freight Class Rating
- W - Rating variable
- Special Handling
- 9 - Other or no special handling required (sh)
- Type of Cargo
- Z - No special type of cargo code applicable
- Uniform Freight Classification Item Number
- 29300
- Water Commodity
- 594 - Pumps and parts, (machinery and parts),(less than 35 feet)
- National Motor Freight Classification Item Number
- 051080
Schedule B & Trade
- Schedule B
- 8481-30-2090
- Description
- check valves of steel
- End Use
- 21180 - Industrial machines, other
- Unit of Quantity
- NO
- USDA
- Yes
- (SITC) Standard International Trade Classification
- 74730
- (NAICS) North American Industrial Classification System
- 332911
Questions & Answers
-
What is the FSCG of the NSN 4820-00-203-3263?
The FSCG of the NSN 4820-00-203-3263 is 4820
-
Does the NSN 4820-00-203-3263 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
-
Does NSN 4820-00-203-3263 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
-
Does NSN 4820-00-203-3263 contain precious materials?
Precious metal content is unknown
-
Does NSN 4820-00-203-3263 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
-
When the NSN 4820-00-203-3263 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Pricing & Availability
Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.
Stock Checks
-
1005-01-238-818710/13/2026 08:10 PM EDTContact Box Assembly1 in stock
-
5365-01-507-300410/13/2026 08:10 PM EDTSleeve Spacer8 in stock
-
5325-01-173-566310/13/2026 08:10 PM EDTScrew Thread Insert12,034 in stock
-
6150-01-503-936210/13/2026 08:10 PM EDTE Special Purpose Cable Assembly3 in stock
-
5330-00-887-209510/13/2026 08:10 PM EDTPreformed Packing299 in stock
-
2835-01-224-047610/13/2026 04:10 PM EDTAuxiliary Power Unit Adapter2 in stock
-
5320-01-469-485210/13/2026 04:10 PM EDTPin-Rivet Collar2,290 in stock
-
4730-00-102-972910/13/2026 04:10 PM EDTMagnetic Pipe Plug267 in stock
-
3120-00-661-844910/13/2026 04:10 PM EDTSleeve Bushing35 in stock
-
4730-00-815-294510/13/2026 04:10 PM EDTQuick Disconnect Coupling Half45 in stock
-
5120-00-240-141810/13/2026 04:10 PM EDTSocket Wrench Handle96 in stock
-
5310-01-193-687910/13/2026 04:10 PM EDTCap Self-Locking Nut1 in stock
-
6160-01-266-759610/13/2026 04:10 PM EDTBattery Box9 in stock
-
5315-00-177-759310/13/2026 04:10 PM EDTSpring Pin5,620 in stock
-
5985-01-412-903610/13/2026 04:10 PM EDTAntenna2 in stock
Recent Updates
-
6210-00-008-550610/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550710/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550810/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550410/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
6210-00-008-550510/13/2026 08:10 AM EDTLight LensIn Indoor and Outdoor Electric Lighting Fixtures
-
1660-00-008-538210/12/2026 08:10 AM EDTHeat Exchanger Valve PistonIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
1660-00-008-538310/12/2026 08:10 AM EDTFlat Valve DiaphragmIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
4730-00-008-538510/12/2026 08:10 AM EDTPressure Hole PlugIn Hose, Pipe, Tube, Lubrication and Railing Fittings
-
1660-00-008-538610/12/2026 08:10 AM EDTValve Body AssemblyIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
1660-00-008-538710/12/2026 08:10 AM EDTCabin Air Valve GuideIn Pressurizing Equipment, Heating and Aircraft Air Conditioning
-
5342-00-007-006710/09/2026 08:10 AM EDTWeapon System Resilient MountIn Weapon System Hardware
-
5330-00-007-007010/09/2026 08:10 AM EDTPacking RetainerIn Packing and Gasket Materials
-
5310-00-007-007610/09/2026 08:10 AM EDTHexagon NutIn Nuts and Washers
-
5310-00-007-007810/09/2026 08:10 AM EDTKey WasherIn Nuts and Washers
-
5935-00-007-075810/09/2026 08:10 AM EDTElectr Receptacle Connector BodyIn Electrical Connectors
Popular Categories
-
FSC 1450Guided Missile Handling and Servicing Equipment
-
FSC 8430Men's Footwear
-
FSC 6025Fiber Optic Transmitters
-
FSC 6005Mixers, Splitters and Couplers
-
FSC 9630Additive Metal Materials
-
FSC 8965Alcoholic Beverages
-
FSC 5660Gates and Components Fences Fencing
-
FSC 7340Cutlery and Flatware
-
FSC 5815Teletype and Facsimile Equipment
-
FSC 9905Identification Plates, Advertising Displays and Signs
-
FSC 3960Freight Elevators
-
FSC 3510Laundry and Dry Cleaning Equipment
-
FSC 101575mm Through 125mm Guns
-
FSC 6250Starters, Lampholders and Ballasts
-
FSC 3448Riveting Machines