Product Details | FLUID PRESSURE REGULATING VALVE

4820-00-181-8912 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: N-498, N-498-30-1.25IP, N-498-30-1.25IPS 25 TO 60PSI, N49830125IP, N49830125IPS25TO60PSI, NAP391CDS8, ASTM F 1370 , ASTMF1370, MILV2042, MILV20420, MIL-V-20420, TYPE NE, TYPENE, 30807020, 30807268REVJ, 40400-09 25T60PSI, 404000925T60PSI, 40400901, 40400-901, 4361 1 1/4IN 30, 4361114IN30, N498, 4820-00-181-8912, 00-181-8912, 4820001818912, 001818912

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 24 OCT 1970 00-181-8912

Drawings & Photos | NSN 4820-00-181-8912


Demand History | NSN 4820-00-181-8912

Part Number Request Date QTY Origin
30807020 2025-03-62 14 DIBBS
40400-901 2025-03-62 14 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2025-03-62 14 DIBBS
30807020 2025-02-51 14 DIBBS
40400-901 2025-02-51 14 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2025-02-51 14 DIBBS
30807020 2024-10-281 11 DIBBS
40400-901 2024-10-281 11 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2024-10-281 11 DIBBS
30807020 2024-09-270 11 DIBBS
40400-901 2024-09-270 11 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2024-09-270 11 DIBBS
30807020 2022-02-47 73 DIBBS
40400-901 2022-02-47 73 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2022-02-47 73 DIBBS
30807020 2022-02-32 73 DIBBS
40400-901 2022-02-32 73 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2022-02-32 73 DIBBS
30807020 2021-02-46 30 DIBBS
40400-901 2021-02-46 30 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2021-02-46 30 DIBBS
30807020 2020-03-61 28 DIBBS
40400-901 2020-03-61 28 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2020-03-61 28 DIBBS
30807020 2020-02-44 19 DIBBS
40400-901 2020-02-44 19 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2020-02-44 19 DIBBS
30807020 2019-12-349 15 DIBBS
40400-901 2019-12-349 15 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2019-12-349 15 DIBBS
30807020 2019-11-325 12 DIBBS
40400-901 2019-11-325 12 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2019-11-325 12 DIBBS
30807020 2019-07-192 15 DIBBS
40400-901 2019-07-192 15 DIBBS
N-498-30-1.25IPS 25 TO 60PSI 2019-07-192 15 DIBBS
4820-00-181-8912 2018-04-109 15 DIBBS
4820-00-181-8912 2017-09-253 16 DIBBS
4820-00-181-8912 2017-08-236 14 DIBBS
4820-00-181-8912 2017-06-171 18 DIBBS
4820-00-181-8912 2017-06-163 20 DIBBS
4820-00-181-8912 2017-05-138 18 DIBBS
4820-00-181-8912 2017-03-78 13 DIBBS
4820-00-181-8912 2017-01-08 16 DIBBS
4820-00-181-8912 2016-10-297 15 DIBBS
4820-00-181-8912 2016-09-256 12 DIBBS
4820-00-181-8912 2016-05-123 9 DIBBS
4820-00-181-8912 2016-01-14 11 DIBBS
4820-00-181-8912 2015-10-281 16 DIBBS
4820-00-181-8912 2015-09-273 15 DIBBS
4820-00-181-8912 2015-07-197 10 DIBBS
4820-00-181-8912 2015-03-83 2 Taiwan
4820-00-181-8912 2014-12-337 19 DIBBS
4820-00-181-8912 2014-10-275 10 DIBBS
4820-00-181-8912 2014-05-149 16 DIBBS
4820-00-181-8912 2014-03-84 15 DIBBS
4820-00-181-8912 2014-01-21 10 DIBBS
4820-00-181-8912 2014-01-05 10 DIBBS
4820-00-181-8912 2013-11-332 10 DIBBS
4820-00-181-8912 2013-10-275 6 DIBBS
4820-00-181-8912 2013-09-245 8 DIBBS
4820-00-181-8912 2012-10-291 8 DIBBS
4820-00-181-8912 2012-08-226 5 DIBBS
4820-00-181-8912 2012-07-185 9 DIBBS
4820-00-181-8912 2012-06-159 7 DIBBS
4820-00-181-8912 2012-05-133 0 DIBBS
4820-00-181-8912 2012-05-126 11 DIBBS
4820-00-181-8912 2012-04-97 4 DIBBS
4820-00-181-8912 2012-03-90 4 DIBBS
4820-00-181-8912 2012-03-75 6 DIBBS
4820-00-181-8912 2012-02-39 6 DIBBS
4820-00-181-8912 2011-12-353 4 DIBBS
4820-00-181-8912 2011-10-298 5 DIBBS
4820-00-181-8912 2011-10-278 7 DIBBS
4820-00-181-8912 2011-07-188 5 DIBBS
4820-00-181-8912 2011-06-171 4 DIBBS
4820-00-181-8912 2011-06-162 0 DIBBS
4820-00-181-8912 2010-11-319 9 DIBBS
4820-00-181-8912 2010-10-278 9 DIBBS
4820-00-181-8912 2010-02-57 5 DIBBS
4820-00-181-8912 2010-02-57 6 DIBBS
4820-00-181-8912 2010-02-41 6 DIBBS
4820-00-181-8912 2010-02-40 13 DIBBS
4820-00-181-8912 2009-04-120 6 DIBBS
4820-00-181-8912 2007-12-340 4 Taiwan
4820-00-181-8912 2007-10-289 2 United States

Cross Reference | NSN 4820-00-181-8912

Part Number Cage Code Manufacturer
30807020 03847 WARREN CONTROLS, INC.
30807268REVJ 03847 WARREN CONTROLS, INC.
40400-09 25T60PSI 55378 TRAC REGULATORS INC
40400-901 55378 TRAC REGULATORS INC
4361 1 1/4IN 30 03847 WARREN CONTROLS, INC.
MIL-V-20420 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILV2042 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
N-498 35795 LESLIE CONTROLS, INC.
N-498-30-1.25IP 35795 LESLIE CONTROLS, INC.
N-498-30-1.25IPS 25 TO 60PSI 35795 LESLIE CONTROLS, INC.
NAP391CDS8 70667 ATLAS VALVE CO
TYPE NE 70667 ATLAS VALVE CO

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Technical Data | NSN 4820-00-181-8912

Characteristic Specifications
BODY MATERIAL ANY ACCEPTABLE
SEAT MATERIAL ANY ACCEPTABLE
STEM MATERIAL ANY ACCEPTABLE
PACKING MATERIAL ANY ACCEPTABLE
FLOW CONTROL DEVICE DIAPHRAGM
FLOW CONTROL DEVICE MATERIAL ANY ACCEPTABLE
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE UNTHREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR C2 STREAMLINED WITH ONE BRAZING RING
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 1.250 INCHES
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 NOMINAL
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
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
NONDEFINITIVE SPEC/STD DATA 2 TYPE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-V-20420
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILV2042

Restrictions/Controls & Freight Information | NSN 4820-00-181-8912

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.
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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
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 4820-00-181-8912

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable 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