NSN 4820-01-252-6074 52-25T 2IN.CAST, 52-25T 2IN.CAST IRON GALV, 5225T2INCAST
Product Details | VENT-CHECK VALVE
4820-01-252-6074 A dual purpose marine valve used primarily with shipboard cargo tanks and bulkheads. It acts both as a vent valve, to relieve vacuum and pressure, and a check valve, to prevent cargo contamination. It is equipped with an internal flame screen and/or a protective mesh and may include a hinged cover.
Part Alternates: 52-25T 2IN.CAST, 52-25T 2IN.CAST IRON GALV, 5225T2INCAST, 5225T2INCASTIRONGALV, 4820-01-252-6074, 01-252-6074, 4820012526074, 012526074
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 05 APR 1987 | 01-252-6074 | 52995 ( VALVE, VENT-CHECK ) |
Drawings & Photos | NSN 4820-01-252-6074
Demand History | NSN 4820-01-252-6074
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 52-25T 2IN.CAST IRON GALV | 2024-08-232 | 2 | DIBBS |
| 52-25T 2IN.CAST IRON GALV | 2024-08-221 | 2 | DIBBS |
| 52-25T 2IN.CAST IRON GALV | 2019-12-364 | 1 | DIBBS |
| 4820-01-252-6074 | 2010-09-257 | 2 | DIBBS |
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Technical Data | NSN 4820-01-252-6074
| Characteristic | Specifications |
|---|---|
| MATERIAL | IRON CAST BODY |
| SURFACE TREATMENT | ZINC |
| STYLE DESIGNATOR | E1 STRAIGHT THRU |
| FLOW CONTROL DEVICE | BALL |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |
| CONNECTION STYLE | B9 PLAIN 1ST END |
| THREAD SERIES DESIGNATOR | NPT 1ST END |
| NOMINAL THREAD SIZE | 2.000 INCHES 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| MOUNTING POSITION | VERTICAL |
| SPECIAL FEATURES | INCLUDES COVER |
Restrictions/Controls & Freight Information | NSN 4820-01-252-6074
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item 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 | 127200 | PRESSURE REDCNG WATER RELIEF VALVE |
| Less than car load rating | ||
| Less than truck load rating | M | 85.0 |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| 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 4820-01-252-6074
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |