NSN 4820-00-810-4134 8R76611, 8R7661-1, 00-810-4134
Product Details | RESTRICTOR CHECK VALVE
4820-00-810-4134 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: 8R76611, 8R7661-1, 4820-00-810-4134, 00-810-4134, 4820008104134, 008104134
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1962 | 00-810-4134 | 20520 ( VALVE, RESTRICTOR CHECK ) |
Drawings & Photos | NSN 4820-00-810-4134
Cross Reference | NSN 4820-00-810-4134
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8R7661-1 | 26044 | SAF INDUSTRIES LLC DBA GAR-KENYON AEROSPACE |
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Related Products | NSN 4820-00-810-4134
Technical Data | NSN 4820-00-810-4134
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY STEEL FLOW CONTROL DEVICE RUBBER SYNTHETIC PACKING |
| STYLE DESIGNATOR | A3 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 230.0 DEG FAHRENHEIT SINGLE RESPONSE |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL TUBE 2ND END |
| CONNECTION STYLE | B42 FLARED 1ST END |
| SEAT ANGLE | 37.0 DEGREES 1ST END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | UNF 1ST END |
| NOMINAL THREAD SIZE | 0.562 INCHES 1ST END |
| THREAD QUANTITY PER INCH | 18 1ST END |
| THREAD CLASS | 3A 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| SPECIAL FEATURES | 2.250 IN. LG OVER-ALL,0.812 IN. ACROSS FLATS |
| (NON-CORE DATA) APERTURE DIAMETER | 0.110 INCHES NOMINAL |
| MANUFACTURERS CODE | 26044 |
| DESIGN CONTROL REFERENCE | 8R7661-1 |
Restrictions/Controls & Freight Information | NSN 4820-00-810-4134
| Category | Code | Description |
|---|---|---|
| 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.) |
| 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 |