NSN 4820-01-159-4523 A51H92215, A51H9221-5, 61258
Product Details | RESTRICTOR CHECK VALVE
4820-01-159-4523 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: A51H92215, A51H9221-5, 61258, 6125-8, 4820-01-159-4523, 01-159-4523, 4820011594523, 011594523
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 09 AUG 1983 | 01-159-4523 | 20520 ( VALVE, RESTRICTOR CHECK ) |
Drawings & Photos | NSN 4820-01-159-4523
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NSNs for Compare ( up to 4 ): Add 4820-01-159-4523
Related Products | NSN 4820-01-159-4523
Technical Data | NSN 4820-01-159-4523
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY OVERALL |
| STYLE DESIGNATOR | A6 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END THREADED EXTERNAL BOSS 2ND END |
| CONNECTION STYLE | B4 GASKET SEAL 1ST END B50 EXTERNAL SEAT FOR GASKET SEAL 2ND END |
| THREAD SERIES DESIGNATOR | UNJS 2ND END |
| NOMINAL THREAD SIZE | 0.562 INCHES 1ST END 0.562 INCHES 2ND END |
| THREAD QUANTITY PER INCH | 18 1ST END |
| THREAD CLASS | 3B 1ST END 3A 2ND END |
| THREAD DIRECTION | RIGHT-HAND 1ST END RIGHT-HAND 2ND END |
| MOUNTING POSITION | HORIZONTAL |
| SPECIAL FEATURES | INSTALLATION OF JAM NUT AND TORQUE TO 10 INCH POUNDS;FLIGHT SAFETY CRITICAL |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| (NON-CORE DATA) APERTURE DIAMETER | 0.030 INCHES NOMINAL |
| MANUFACTURERS CODE | 61174 |
| MFR SOURCE CONTROLLING REFERENCE | A51H9221-5 |
Restrictions/Controls & Freight Information | NSN 4820-01-159-4523
| 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 | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | KE | Naval ICP Philadelphia, PA 19111 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | ||
| 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 4820-01-159-4523
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Special Material ID | PF | FIGHTERAIRCRAFT(F14) |
| Special Material Content | 9 | Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions |
| 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 | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |