The Seat,valve, cataloged under National Stock Number 4820-00-147-5842, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-147-5842 |
| Primary Part Number | 10154 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Flange Diameter | 1.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D15-739XPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-739ZPC380 | Westinghouse Electric Corp (USA) |
| D15-648KPC380 | Westinghouse Electric Corp (USA) |
| D15-739KPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 10154 PRIMARY | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-739ZPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-739YPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| 10154 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-648XPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-648KPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-648KPC380 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-648YPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-739BPC380 | Westinghouse Electric Corp (USA) |
| D15-648BPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-648ZPC380 | Westinghouse Electric Corp (USA) |
| D15-648YPC380 | Westinghouse Electric Corp (USA) |
| D15-739YPC380 | Westinghouse Electric Corp (USA) |
| D15-648ZPC380 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-739XPC380 | Westinghouse Electric Corp (USA) |
| D15-648XPC380 | Westinghouse Electric Corp (USA) |
NSN 4820-00-147-5842 is a Seat,valve, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-147-5842 has 25 cross-referenced part numbers: D15-739XPC380 (Northrop Grumman Systems Corporation Div Marine Systems), D15-739ZPC380 (Westinghouse Electric Corp), D15-648KPC380 (Westinghouse Electric Corp), D15-739KPC380 (Northrop Grumman Systems Corporation Div Marine Systems), 10154 (Northrop Grumman Systems Corporation Div Marine Systems) and 20 more.
There are 12 known substitutes for 4820-00-147-5842: 2920-00-131-5928, 4320-00-918-2967, 5330-01-037-8026 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10154: Overall Height: 0.812 INCHES NOMINAL IN; Material: STEEL OVERALL; Flange Diameter: 1.750 INCHES NOMINAL IN; End Item Identification: STURTEVANT CO FORCED DRAFT BLOWER VX-7 TURBINE. 4 total characteristics are documented in the Federal Logistics Information System.