Product Details | FLUID PRESSURE REGULATING VALVE

4820-00-181-8911 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: ASTM F1370 2EU1B, ASTMF13702EU1B, E420ALT6, MILV2042, N551, 30806262, 30806262REVF, 40399-01 1IN 25, 40399011IN25, 40399906, 40399-906, 4820-00-181-8911, 00-181-8911, 4820001818911, 001818911

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 OCT 1970 00-181-8911

Drawings & Photos | NSN 4820-00-181-8911


Demand History | NSN 4820-00-181-8911

Part Number Request Date QTY Origin
4820-00-181-8911 2025-08-219 37 DIBBS
4820-00-181-8911 2025-05-128 23 DIBBS
4820-00-181-8911 2024-07-200 14 DIBBS
4820-00-181-8911 2022-03-76 26 DIBBS
4820-00-181-8911 2022-02-37 27 DIBBS
4820-00-181-8911 2021-12-360 18 DIBBS
4820-00-181-8911 2021-10-280 8 DIBBS
4820-00-181-8911 2021-01-28 16 DIBBS
4820-00-181-8911 2019-12-335 10 DIBBS
4820-00-181-8911 2018-02-32 10 DIBBS
4820-00-181-8911 2017-11-320 11 DIBBS
4820-00-181-8911 2017-09-256 9 DIBBS
4820-00-181-8911 2017-02-53 17 DIBBS
4820-00-181-8911 2016-12-340 7 DIBBS
4820-00-181-8911 2016-06-153 2 DIBBS
4820-00-181-8911 2016-04-117 7 DIBBS
4820-00-181-8911 2015-05-130 17 DIBBS
4820-00-181-8911 2015-02-53 13 DIBBS
4820-00-181-8911 2015-01-14 3 MANUAL
4820-00-181-8911 2014-10-299 13 DIBBS
4820-00-181-8911 2014-07-209 7 DIBBS
4820-00-181-8911 2013-09-259 1 DIBBS
4820-00-181-8911 2013-09-259 2 DIBBS
4820-00-181-8911 2013-09-255 10 DIBBS
4820-00-181-8911 2013-07-204 18 DIBBS
4820-00-181-8911 2013-07-197 28 DIBBS
4820-00-181-8911 2013-02-45 19 DIBBS
4820-00-181-8911 2013-01-07 3 Taiwan
4820-00-181-8911 2012-10-292 5 DIBBS
4820-00-181-8911 2012-08-226 3 DIBBS
4820-00-181-8911 2012-06-165 3 DIBBS
4820-00-181-8911 2012-06-165 4 DIBBS
4820-00-181-8911 2012-05-122 2 DIBBS
4820-00-181-8911 2011-05-122 19 DIBBS
4820-00-181-8911 2010-07-203 17 DIBBS
4820-00-181-8911 2009-05-149 18 DIBBS
4820-00-181-8911 2007-12-340 2 Taiwan
4820-00-181-8911 2007-10-289 1 United States

Cross Reference | NSN 4820-00-181-8911

Part Number Cage Code Manufacturer
30806262 03847 WARREN CONTROLS, INC.
30806262REVF 03847 WARREN CONTROLS, INC.
40399-01 1IN 25 55378 TRAC REGULATORS INC
40399-906 55378 TRAC REGULATORS INC
ASTM F1370 2EU1B 81346 AMERICAN SOCIETY FOR TESTING AND MATERIALS
E420ALT6 33547 KIELEY AND MUELLER INC SUB OF JOHNSON CONTROLS INC
MILV2042 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
N551 35795 LESLIE CONTROLS, INC.

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Technical Data | NSN 4820-00-181-8911

Characteristic Specifications
BODY MATERIAL BRONZE
SEAT MATERIAL RUBBER
STEM MATERIAL NICKEL COPPER ALLOY
PACKING MATERIAL ANY ACCEPTABLE
FLOW CONTROL DEVICE DIAPHRAGM
FLOW CONTROL DEVICE MATERIAL RUBBER
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE UNTHREADED INTERNAL TUBE
FIRST END STYLE DESIGNATOR C11 SOCKET W/BRAZING RING
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 1.000 INCHES NOMINAL
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
BODY STYLE A1 STRAIGHT THRU
MEDIA FOR WHICH DESIGNED WATER, FRESH AND WATER, SALT
RENEWABLE SEAT RING TYPE THREADED
REGULATION TYPE AUTOMATIC DOUBLE STAGE
VALVE STEM DESIGN SINGLE SEAT
VALVE LOADING METHOD SPRING
TEMP RATING 165.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM INLET PRESSURE RATING 150.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE 25.0 TO 60.0 POUNDS PER SQUARE INCH
OUTLET PRESSURE ACCURACY RATING NOT RATED
FILTER NOT INCLUDED
FURNISHED ITEMS UNION NUT AND TAILPIECE
SPECIAL FEATURES ENDS W/O BRAZING RINGS INSTALLED
TEST DATA DOCUMENT 81349-MILV2042 SPECIFICATION
SPECIAL TEST FEATURES HIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PAC TEST ABOVE
NONDEFINITIVE SPEC/STD DATA 2 TYPE

Restrictions/Controls & Freight Information | NSN 4820-00-181-8911

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
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
NMF Description 128000 PUMPS PWR NOI/WORKING HEADS/PARTS
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 594 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-00-181-8911

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each