NSN 4820-01-169-1977 A495312, A49531-2, A495312MFD
Product Details | VALVE DISK
4820-01-169-1977 An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.20616500058Aircraft Hydraulic, Vacuum, and De-icing System Components16600062Aircraft Air Conditioning, Heating, and Pressurizing Equipment29150064Engine Fuel System Components, Aircraft and Missile Prime Movers48100015Valves, Powered48200018Valves, Nonpowered65150057Medical and Surgical Instruments, Equipment, and Supplies
Part Alternates: A495312, A49531-2, A495312MFD, A49531-2MFD, D49918, D49918 ITEM 5, D49918ITEM5, 4820-01-169-1977, 01-169-1977, 4820011691977, 011691977
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 04 JAN 1984 | 01-169-1977 | 35224 ( DISK, VALVE ) |
Demand History | NSN 4820-01-169-1977
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| A49531-2 | 2025-03-65 | 2 | DIBBS |
| A49531-2MFD | 2025-03-65 | 2 | DIBBS |
| D49918 ITEM 5 | 2025-03-65 | 2 | DIBBS |
| A49531-2 | 2025-02-54 | 2 | DIBBS |
| A49531-2MFD | 2025-02-54 | 2 | DIBBS |
| D49918 ITEM 5 | 2025-02-54 | 2 | DIBBS |
| A49531-2 | 2025-02-49 | 1 | DIBBS |
| A49531-2MFD | 2025-02-49 | 1 | DIBBS |
| D49918 ITEM 5 | 2025-02-49 | 1 | DIBBS |
| A49531-2 | 2025-02-37 | 1 | DIBBS |
| A49531-2MFD | 2025-02-37 | 1 | DIBBS |
| D49918 ITEM 5 | 2025-02-37 | 1 | DIBBS |
| A49531-2 | 2024-09-260 | 1 | DIBBS |
| A49531-2MFD | 2024-09-260 | 1 | DIBBS |
| D49918 ITEM 5 | 2024-09-260 | 1 | DIBBS |
| A49531-2 | 2024-09-249 | 1 | DIBBS |
| A49531-2MFD | 2024-09-249 | 1 | DIBBS |
| D49918 ITEM 5 | 2024-09-249 | 1 | DIBBS |
| A49531-2 | 2024-08-236 | 2 | DIBBS |
| A49531-2MFD | 2024-08-236 | 2 | DIBBS |
| D49918 ITEM 5 | 2024-08-236 | 2 | DIBBS |
| A49531-2 | 2024-08-225 | 2 | DIBBS |
| A49531-2MFD | 2024-08-225 | 2 | DIBBS |
| D49918 ITEM 5 | 2024-08-225 | 2 | DIBBS |
| A49531-2 | 2024-05-134 | 2 | DIBBS |
| A49531-2MFD | 2024-05-134 | 2 | DIBBS |
| D49918 ITEM 5 | 2024-05-134 | 2 | DIBBS |
| A49531-2 | 2024-05-123 | 2 | DIBBS |
| A49531-2MFD | 2024-05-123 | 2 | DIBBS |
| D49918 ITEM 5 | 2024-05-123 | 2 | DIBBS |
| A49531-2 | 2023-11-328 | 2 | DIBBS |
| A49531-2MFD | 2023-11-328 | 2 | DIBBS |
| D49918 ITEM 5 | 2023-11-328 | 2 | DIBBS |
| A49531-2 | 2023-11-316 | 2 | DIBBS |
| A49531-2MFD | 2023-11-316 | 2 | DIBBS |
| D49918 ITEM 5 | 2023-11-316 | 2 | DIBBS |
| A49531-2 | 2023-07-194 | 1 | DIBBS |
| A49531-2MFD | 2023-07-194 | 1 | DIBBS |
| D49918 ITEM 5 | 2023-07-194 | 1 | DIBBS |
| A49531-2 | 2023-05-124 | 1 | DIBBS |
| A49531-2MFD | 2023-05-124 | 1 | DIBBS |
| D49918 ITEM 5 | 2023-05-124 | 1 | DIBBS |
| A49531-2 | 2023-01-26 | 1 | DIBBS |
| A49531-2MFD | 2023-01-26 | 1 | DIBBS |
| D49918 ITEM 5 | 2023-01-26 | 1 | DIBBS |
| A49531-2 | 2023-01-05 | 1 | DIBBS |
| A49531-2MFD | 2023-01-05 | 1 | DIBBS |
| D49918 ITEM 5 | 2023-01-05 | 1 | DIBBS |
| A49531-2 | 2022-03-90 | 1 | DIBBS |
| A49531-2MFD | 2022-03-90 | 1 | DIBBS |
| D49918 ITEM 5 | 2022-03-90 | 1 | DIBBS |
| A49531-2 | 2021-12-363 | 2 | DIBBS |
| A49531-2MFD | 2021-12-363 | 2 | DIBBS |
| D49918 ITEM 5 | 2021-12-363 | 2 | DIBBS |
| A49531-2 | 2021-11-319 | 1 | DIBBS |
| A49531-2MFD | 2021-11-319 | 1 | DIBBS |
| D49918 ITEM 5 | 2021-11-319 | 1 | DIBBS |
| A49531-2 | 2019-07-192 | 3 | DIBBS |
| A49531-2MFD | 2019-07-192 | 3 | DIBBS |
| D49918 ITEM 5 | 2019-07-192 | 3 | DIBBS |
| A49531-2 | 2019-02-42 | 5 | DIBBS |
| A49531-2MFD | 2019-02-42 | 5 | DIBBS |
| D49918 ITEM 5 | 2019-02-42 | 5 | DIBBS |
| A49531-2 | 2019-01-31 | 5 | DIBBS |
| A49531-2MFD | 2019-01-31 | 5 | DIBBS |
| D49918 ITEM 5 | 2019-01-31 | 5 | DIBBS |
| 4820-01-169-1977 | 2018-11-333 | 3 | DIBBS |
| 4820-01-169-1977 | 2012-11-318 | 4 | DIBBS |
| 4820-01-169-1977 | 2012-06-171 | 2 | DIBBS |
| 4820-01-169-1977 | 2012-06-170 | 13 | DIBBS |
| 4820-01-169-1977 | 2012-04-100 | 2 | DIBBS |
| 4820-01-169-1977 | 2012-02-40 | 2 | DIBBS |
| 4820-01-169-1977 | 2011-12-362 | 2 | DIBBS |
| 4820-01-169-1977 | 2011-12-350 | 4 | DIBBS |
| 4820-01-169-1977 | 2011-09-266 | 5 | DIBBS |
| 4820-01-169-1977 | 2011-09-245 | 1 | DIBBS |
| 4820-01-169-1977 | 2011-01-21 | 3 | DIBBS |
Cross Reference | NSN 4820-01-169-1977
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Related Products | NSN 4820-01-169-1977
Technical Data | NSN 4820-01-169-1977
| Characteristic | Specifications |
|---|---|
| MATERIAL | NICKEL COPPER ALLOY |
| INSIDE DIAMETER | 4.000 INCHES NOMINAL |
| OUTSIDE DIAMETER | 4.370 INCHES NOMINAL |
| OVERALL HEIGHT | 3.930 INCHES NOMINAL |
| MEDIA FOR WHICH DESIGNED | ANY ACCEPTABLE |
| PRESSURE RATING | NOT RATED |
| TEMP RATING | NOT RATED |
Restrictions/Controls & Freight Information | NSN 4820-01-169-1977
| 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: | Q | Strategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.” |
| 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. |
| 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 | 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 | 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 4820-01-169-1977
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 | 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 AY : Assembly |