NSN 4520-01-482-7353 7443901, 01-482-7353, 014827353
Product Details | STEAM AIR VENTING VALVE
4520-01-482-7353 An automatic valve designed to relieve, automatically, accumulated air in various types of steam heating systems.
Part Alternates: 7443901, 4520-01-482-7353, 01-482-7353, 4520014827353, 014827353
Plumbing, Heating, and Waste Disposal Equipment | Space and Water Heating Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | 01 MAR 2001 | 01-482-7353 | 04906 ( VALVE, AIR VENTING, STEAM ) |
Demand History | NSN 4520-01-482-7353
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4520-01-482-7353 | 2025-10-289 | 120 | DIBBS |
| 4520-01-482-7353 | 2025-04-104 | 120 | DIBBS |
| 4520-01-482-7353 | 2025-04-92 | 120 | DIBBS |
| 4520-01-482-7353 | 2024-12-338 | 2 | United States |
| 4520-01-482-7353 | 2024-07-183 | 78 | DIBBS |
| 4520-01-482-7353 | 2024-06-171 | 78 | DIBBS |
| 4520-01-482-7353 | 2021-11-322 | 116 | DIBBS |
| 4520-01-482-7353 | 2020-03-75 | 147 | DIBBS |
| 4520-01-482-7353 | 2019-11-324 | 86 | DIBBS |
| 4520-01-482-7353 | 2018-01-01 | 73 | DIBBS |
| 4520-01-482-7353 | 2017-05-141 | 77 | DIBBS |
| 4520-01-482-7353 | 2016-08-230 | 56 | DIBBS |
| 4520-01-482-7353 | 2015-05-126 | 48 | DIBBS |
| 4520-01-482-7353 | 2013-11-332 | 29 | DIBBS |
| 4520-01-482-7353 | 2013-04-120 | 27 | DIBBS |
| 4520-01-482-7353 | 2012-09-254 | 31 | DIBBS |
| 4520-01-482-7353 | 2012-06-156 | 19 | DIBBS |
Cross Reference | NSN 4520-01-482-7353
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7443901 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Related Products | NSN 4520-01-482-7353
Technical Data | NSN 4520-01-482-7353
| Characteristic | Specifications |
|---|---|
| OVERALL LENGTH | 6.625 INCHES NOMINAL |
| OVERALL DIAMETER | 2.500 INCHES NOMINAL |
| VALVE CONNECTION SIZE | 0.750 INCHES |
| VALVE TYPE | QUICK AIR VENT |
| MAXIMUM OPERATING PRESSURE | 75.0 POUNDS PER SQUARE INCH |
| VALVE AIR RETURN PREVENTION | REQUIRED |
| VALVE SHAPE | STRAIGHT |
| MATERIAL | BRASS |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE, VENT |
Restrictions/Controls & Freight Information | NSN 4520-01-482-7353
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents 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 | 72E | unknown |
| Originating Activity Code | KZ | Defense Supply Center Philadelphia Philadelphia, PA 19101 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 4520-01-482-7353
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 | D | DoD 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 Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |