Product Details | FLUID PRESSURE REGULATING VALVE

4820-00-157-8129 A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; and valve(1), fluid pressure regulating, aircraft.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 3257000, 325700PC4, 5914111, 591411-1, 591411PC1, 818194REVD, 4820-00-157-8129, 00-157-8129, 4820001578129, 001578129

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-157-8129

Drawings & Photos | NSN 4820-00-157-8129


Cross Reference | NSN 4820-00-157-8129

Part Number Cage Code Manufacturer
3257000 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
325700PC4 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
325700PC4 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
591411-1 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
591411PC1 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
818194REVD 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN

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Technical Data | NSN 4820-00-157-8129

Characteristic Specifications
BODY MATERIAL ALUMINUM ALLOY
FLOW CONTROL DEVICE DISK
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE UNTHREADED INTERNAL TUBE
FIRST END STYLE DESIGNATOR C7 PLAIN
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.187 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE PLAIN FACE FLANGE
SECOND END STYLE DESIGNATOR G1 PLAIN
SECOND END FLANGE SHAPE STYLE 6 OVAL
SECOND END BOLT HOLE QUANTITY 2
SECOND END FLANGE THICKNESS 0.187 INCHES NOMINAL
SECOND END BOLT HOLE DIAMETER 0.140 INCHES NOMINAL
BODY STYLE A1 STRAIGHT THRU
MEDIA FOR WHICH DESIGNED AIR
REGULATION TYPE AUTOMATIC SINGLE STAGE
VALVE LOADING METHOD SPRING
MAXIMUM INLET PRESSURE RATING NOT RATED
OUTLET PRESSURE ACCURACY RATING NOT RATED
FILTER NOT INCLUDED

Restrictions/Controls & Freight Information | NSN 4820-00-157-8129

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 062920 REGULATORS INDUCTION/VOLTAGE
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 658 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-00-157-8129

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each