The Seat,valve, cataloged under National Stock Number 4820-00-036-3389, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Westinghouse Electric Corp Sturtevant Div. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 4 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 | 4820-00-036-3389 |
| Primary Part Number | D15-743BPC289 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Westinghouse Electric Corp Sturtevant Div |
| Status | ACTIVE |
| Body Inside Diameter | 0.188 INCHES NOMINAL IN |
| Nominal Thread Size | 0.562 INCHES SINGLE THREADED PORTION IN |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Thread Length | 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Thread Series Designator | UNF SINGLE THREADED PORTION |
| Seat Angle in Deg | 45.000 NOMINAL |
| Style Designator | PLAIN THREADED |
| Material | STEEL OVERALL |
| Material Document and Classification | MIL-S-853 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Seating Surface Shape | ANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D15-743BPC289 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-494JPC659 | Westinghouse Electric Corp (USA) |
| D15-631PPC659 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-509NPC694 | Westinghouse Electric Corp (USA) |
| D15-523NPC411 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-704QPC694 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-597JPC581 | Westinghouse Electric Corp (USA) |
| D15-704BPC259 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-694XPC581 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-494PPC659 | Westinghouse Electric Corp (USA) |
| D15-772NPC411 | Westinghouse Electric Corp (USA) |
| D15-699WPC694 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-633APC654 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-739YPC466 | Westinghouse Electric Corp (USA) |
| D15-530IPC411 | Westinghouse Electric Corp (USA) |
| D15-496JPC654 | Westinghouse Electric Corp (USA) |
| D15-746LPC654 | Westinghouse Electric Corp Sturtevant Div (USA) |
| D15-633NPC654 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| D15-746APC654 | Westinghouse Electric Corp (USA) |
| D15-597BPC581 | Westinghouse Electric Corp (USA) |
NSN 4820-00-036-3389 is a Seat,valve, manufactured by Westinghouse Electric Corp Sturtevant Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-036-3389 has 50 cross-referenced part numbers: D15-743BPC289 (Westinghouse Electric Corp Sturtevant Div), D15-494JPC659 (Westinghouse Electric Corp), D15-631PPC659 (Northrop Grumman Systems Corporation Div Marine Systems), D15-509NPC694 (Westinghouse Electric Corp), D15-523NPC411 (Northrop Grumman Systems Corporation Div Marine Systems) and 45 more.
There are 12 known substitutes for 4820-00-036-3389: 5935-00-249-1679, 3040-00-317-3197, 5950-00-509-1210 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for D15-743BPC289: Overall Height: 0.375 INCHES NOMINAL IN; Body Inside Diameter: 0.188 INCHES NOMINAL IN; Nominal Thread Size: 0.562 INCHES SINGLE THREADED PORTION IN; Thread Class: 2A SINGLE THREADED PORTION A. 12 total characteristics are documented in the Federal Logistics Information System.