NSN 4820-01-418-4621 21241001, 21241-001, 01-418-4621
Product Details | RESTRICTOR CHECK VALVE
4820-01-418-4621 A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a VALVE, CHECK with the exception of the orifice which permits fluid flow in more than one direction.
Part Alternates: 21241001, 21241-001, 4820-01-418-4621, 01-418-4621, 4820014184621, 014184621
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 28 AUG 1995 | 01-418-4621 | 20520 ( VALVE, RESTRICTOR CHECK ) |
Drawings & Photos | NSN 4820-01-418-4621
Cross Reference | NSN 4820-01-418-4621
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 21241-001 | 78062 | DOVER ENGINEERED SYSTEMS, INC. DBA SARGENT CONTROLS & AEROSPACE |
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Related Products | NSN 4820-01-418-4621
Technical Data | NSN 4820-01-418-4621
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY BODY |
| SURFACE TREATMENT | ANODIZE |
| STYLE DESIGNATOR | A5 OFFSET |
| OFFSET DISTANCE | 1.000 INCHES |
| MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| END ITEM IDENTIFICATION | SEAWOLF CLASS SSN |
| (NON-CORE DATA) VALVE DISCHARGE FLOW RATE | 5.0 GALLONS PER MINUTE |
Restrictions/Controls & Freight Information | NSN 4820-01-418-4621
| 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: | A | Item does not contain precious metal |
| 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. |
| 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 | 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 | 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 4820-01-418-4621
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 7H | Depot level reparable shipboard and base equipment, assemblies, components and repair parts related to Naval Sea Systems Command equipment Naval Inventory Control Point, Mechanicsburg |
| Special Material ID | Q5 | An item that supports SUBSAFE critical systems and requires Objective Quality Evidence that quality assurance requirements have been met, including Certification of Tests for hydrostatic and/or operational testing and item serialization traceable to the certifications during initial procurement and any subsequent repairs. Government source inspection is invoked.RAATTACKAIRCRAFT (A6E) |
| 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 | L | Lead Service - 22 (Repairable) |
| Reparability | H | Depot Level Reparable |
| 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 |