NSN 4820-00-977-6285 1154A010, 00-977-6285, 009776285
Product Details | RESTRICTOR CHECK VALVE
4820-00-977-6285 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: 1154A010, 4820-00-977-6285, 00-977-6285, 4820009776285, 009776285
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 21 OCT 1966 | 00-977-6285 | 20520 ( VALVE, RESTRICTOR CHECK ) |
Drawings & Photos | NSN 4820-00-977-6285
Demand History | NSN 4820-00-977-6285
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 1154A010 | 2025-08-236 | 5 | DIBBS |
| 1154A010 | 2025-06-181 | 20 | DIBBS |
| 1154A010 | 2024-11-318 | 20 | DIBBS |
| 1154A010 | 2023-11-324 | 10 | DIBBS |
| 1154A010 | 2023-11-324 | 5 | DIBBS |
| 1154A010 | 2020-11-307 | 20 | DIBBS |
| 1154A010 | 2020-10-294 | 20 | DIBBS |
| 1154A010 | 2020-06-181 | 5 | DIBBS |
| 1154A010 | 2020-06-170 | 5 | DIBBS |
| 1154A010 | 2019-08-241 | 5 | DIBBS |
| 4820-00-977-6285 | 2018-08-221 | 5 | DIBBS |
| 4820-00-977-6285 | 2018-08-220 | 5 | DIBBS |
| 4820-00-977-6285 | 2018-01-10 | 5 | DIBBS |
| 4820-00-977-6285 | 2016-09-273 | 10 | DIBBS |
| 4820-00-977-6285 | 2012-10-302 | 25 | DIBBS |
| 4820-00-977-6285 | 2012-05-135 | 25 | DIBBS |
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Related Products | NSN 4820-00-977-6285
Technical Data | NSN 4820-00-977-6285
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY BODY PLASTIC FLOW CONTROL DEVICE ALUMINUM ALLOY SEAT |
| SURFACE TREATMENT | ANODIZE |
| STYLE DESIGNATOR | A3 STRAIGHT THRU |
| FLOW CONTROL DEVICE | DISK |
| MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS |
| CONNECTION STYLE | B4 GASKET SEAL ALL ENDS |
| THREAD SERIES DESIGNATOR | UNF ALL ENDS |
| NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS |
| THREAD CLASS | 2B ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| DISK LOADING METHOD | SPRING |
| (NON-CORE DATA) APERTURE DIAMETER | 0.0113 INCHES NOMINAL |
Restrictions/Controls & Freight Information | NSN 4820-00-977-6285
| 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 | 051080 | FAUCETS,BIBCOCKS,GATES VALVES |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 576 | 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 | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 4820-00-977-6285
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| 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 | 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 |
| Purchasing | QTY UOM |
1 EA : Each |