Product Details | CHECK VALVE

4820-00-123-4230 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: 294A-4TT-0.5, 294A4TT05, 32765, 3C21965, 3C2196-5, 3C21967, 3C2196-7, 585555, 58555-5, 4820-00-123-4230, 00-123-4230, 4820001234230, 001234230

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 DEC 1974 00-123-4230

Drawings & Photos | NSN 4820-00-123-4230


Demand History | NSN 4820-00-123-4230

Part Number Request Date QTY Origin
294A-4TT-0.5 2025-04-92 16 DIBBS
3C2196-7 2025-04-92 16 DIBBS
4820-00-123-4230 2015-05-146 35 DIBBS
4820-00-123-4230 2015-05-134 35 DIBBS
4820-00-123-4230 2015-04-103 41 DIBBS
4820-00-123-4230 2015-04-92 41 DIBBS
4820-00-123-4230 2014-11-322 12 DIBBS
4820-00-123-4230 2014-10-287 21 DIBBS
4820-00-123-4230 2014-10-275 21 DIBBS
4820-00-123-4230 2014-06-152 26 DIBBS
4820-00-123-4230 2014-05-149 14 DIBBS
4820-00-123-4230 2014-05-138 14 DIBBS
4820-00-123-4230 2014-05-125 14 DIBBS
4820-00-123-4230 2014-04-113 14 DIBBS
4820-00-123-4230 2013-10-297 1 DIBBS
4820-00-123-4230 2013-10-297 25 DIBBS
4820-00-123-4230 2013-10-282 1 DIBBS
4820-00-123-4230 2013-10-282 25 DIBBS

Cross Reference | NSN 4820-00-123-4230

Part Number Cage Code Manufacturer
294A-4TT-0.5 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
32765 24235 WILLIAMS INTERNATIONAL CO., L.L.C.
3C2196-5 99240 CRISSAIR, INC.
3C2196-7 99240 CRISSAIR, INC.
58555-5 77646 NORTHROP GRUMMAN SYSTEMS CORPORATION DBA AEROSPACE SYSTEMS SECTOR

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-00-123-4230

Technical Data | NSN 4820-00-123-4230

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 80.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 500.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE B42 FLARED 1ST END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.438 INCHES 1ST END
THREAD CLASS 3A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING
MANUFACTURERS CODE 77646
MFR SOURCE CONTROLLING REFERENCE 58555-5

Restrictions/Controls & Freight Information | NSN 4820-00-123-4230

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
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 4820-00-123-4230

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