NSN 4820-00-288-6892 A20684LH, 00-288-6892, 002886892
Product Details | SAFETY RELIEF VALVE
4820-00-288-6892 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Part Alternates: A20684LH, 4820-00-288-6892, 00-288-6892, 4820002886892, 002886892
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-288-6892 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-288-6892
Cross Reference | NSN 4820-00-288-6892
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A20684LH | 15187 | PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM |
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Related Products | NSN 4820-00-288-6892
Technical Data | NSN 4820-00-288-6892
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE STEEL CORROSION RESISTING SEAT STEEL CORROSION RESISTING STEM |
| STYLE DESIGNATOR | C1A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.500 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.312 INCHES |
| VALVE SIZE | 2.000 INCHES |
| FLOW CONTROL DEVICE | POPPET |
| MAXIMUM OPERATING PRESSURE | 670.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | FLANGE 1ST END FLANGE 2ND END |
| FLANGE SHAPE | ROUND WITH HOLES 1ST END ROUND WITH HOLES 2ND END |
| NOMINAL OUTSIDE DIAMETER | 6.500 INCHES 1ST END 7.562 INCHES 2ND END |
| NOMINAL THICKNESS | 1.000 INCHES 1ST END 0.812 INCHES 2ND END |
| BOLT HOLE QUANTITY | 8 1ST END 8 2ND END |
| BOLT HOLE NOMINAL DIAMETER | 0.688 INCHES 1ST END 0.812 INCHES 2ND END |
| BOLT CIRCLE NOMINAL DIAMETER | 3.000 INCHES 1ST END 6.000 INCHES 2ND END |
| FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END PLAIN 2ND END |
| RAISED FACE NOMINAL HEIGHT | 0.250 INCHES 1ST END |
| RAISED FACE NOMINAL DIAMETER | 2.625 INCHES 1ST END |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | LEFT HAND VALVE |
| MANUFACTURERS CODE | 15187 |
| DESIGN CONTROL REFERENCE | A20684LH |
Restrictions/Controls & Freight Information | NSN 4820-00-288-6892
| 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: | U | Precious 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 | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | XX | |
| 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 4820-00-288-6892
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9C | Navy-owned stocks of defense construction material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9C | Defense Supply Center Columbus Columbus, OH 43215 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | Y | TERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |