The Guide,valve Stem, cataloged under National Stock Number 2805-00-358-2643, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2805-00-358-2643 |
| Primary Part Number | 209563 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 2805 / 28 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | CANCELLED |
| Taper Minor Diameter | 0.562 INCHES NOMINAL IN |
| Bore Counterbore | NOT INCLUDED |
| Aa End Chamfer Angle in Deg | 45.0 |
| Bore Countersink | NOT INCLUDED |
| Length From Aa End to Largest Diameter Face | 0.656 INCHES NOMINAL IN |
| Aa End Chamfer Length | 0.062 INCHES NOMINAL IN |
| Aa End Diameter | 0.531 INCHES NOMINAL IN |
| Material | STEEL |
| Style Designator | STEPPED-TAPERED SHANK END |
| Outside Diameter | 0.656 INCHES NOMINAL IN |
| Bore Diameter | 0.2180 INCHES NOMINAL IN |
| Taper Length | 0.218 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 2805-00-358-2643 is a Guide,valve Stem, manufactured by Northrop Grumman Systems Corporation, classified under FSC 2805 (No Item Name Available). Status: cancelled.
NSN 2805-00-358-2643 has 4 cross-referenced part numbers: 209563 (Northrop Grumman Systems Corporation), W209563 (Northrop Grumman Systems Corporation), 209563 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 1000003 (Arrow-Master, Incorporated).
There are 4 known substitutes for 2805-00-358-2643: 4820-01-161-0954, 6625-01-482-3954, 2510-01-562-6683 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 209563: Taper Minor Diameter: 0.562 INCHES NOMINAL IN; Bore Counterbore: NOT INCLUDED; Aa End Chamfer Angle in Deg: 45.0; Bore Countersink: NOT INCLUDED. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 2805-00-358-2643 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.