NSN 4820-00-922-8504 2620902ASSYB, 2620-902ASSYB, 2620902ASSYBL1
Product Details | CHECK VALVE
4820-00-922-8504 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: 2620902ASSYB, 2620-902ASSYB, 2620902ASSYBL1, 2620-902ASSYBL1, 8451889587ASSYB, 845-1889587ASSYB, 8451889587ASSYBL1, 845-1889587ASSYBL1, 4820-00-922-8504, 00-922-8504, 4820009228504, 009228504
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 09 FEB 1966 | 00-922-8504 | 05487 ( VALVE, CHECK ) |
Drawings & Photos | NSN 4820-00-922-8504
Cross Reference | NSN 4820-00-922-8504
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2620-902ASSYB | 63686 | THE WALWORTH COMPANY |
| 2620-902ASSYB | 96169 | ELECTRIC BOAT CORPORATION |
| 2620-902ASSYBL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
| 845-1889587ASSYB | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 845-1889587ASSYBL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Related Products | NSN 4820-00-922-8504
Technical Data | NSN 4820-00-922-8504
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY 922 BODY NICKEL ALLOY 400 OR NICKEL ALLOY R-405 FLOW CONTROL DEVICE |
| STYLE DESIGNATOR | A2 STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |
| CONNECTION STYLE | B30B SOCKET W/BRAZING RING 1ST END |
| NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES 1ST END |
| MOUNTING POSITION | HORIZONTAL |
| RENEWABLE SEAT RING TYPE | THREADED |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVLE 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| MANUFACTURERS CODE | 63686 |
| DESIGN CONTROL REFERENCE | 2620-902ASSYB |
Restrictions/Controls & Freight Information | NSN 4820-00-922-8504
| 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: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | S | The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. |
| 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 | 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 4820-00-922-8504
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 3H | NAVICP MECH managed Field Level Repairables Naval Inventory Control Point, Mechanicsburg |
| Special Material ID | L1 | An items that supports either a SUBSAFE or Level 1 system that has undergone the extreme material control and quality assurance techniques that provide objective exidence of its acceptance for its appropriate application. Each item has certification papers (or special markings that provide traceability to the certification) that pedigree its material and physical properties, provide traceability, to manufacturer, contract list and lot, and document the quality assurance system and test requirements applied to the item. |
| Special Material Content | 9 | Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions |
| Source of Supply | NRP | NAVICP-ERP 700 Robbins Avenue Philadelphia, PA 19111-5098 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Reparability | D | Field Level Reparables |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |