The Case,crystal Unit Set, cataloged under National Stock Number 5955-00-736-4654, is classified within Federal Supply Class 5955 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Joint Electronics Type Designation System. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-736-4654 |
| Primary Part Number | CY-2857/U |
| Item Name | Case,crystal Unit Set |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | Joint Electronics Type Designation System |
| Status | ACTIVE |
| Handle Quantity | 1 |
| Material | ALUMINUM |
| Surface Treatment | PAINT |
| Locking Device | INCLUDED |
| Component Name | CRYSTAL; TEMPERATURE STABILIZERS |
| Component Controlling Agency | JETDS; JETDS |
| Component Quantity | 147 |
| Locking Device Type | INTEGRAL |
| Handle Location | TOP SIDE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8337 | Whittaker Corp Whittaker Electronic Systems Div (USA) |
| 2449478 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| CY-2857/U PRIMARY | Joint Electronics Type Designation System (USA) |
| 2449478 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5955-00-736-4654 is a Case,crystal Unit Set, manufactured by Joint Electronics Type Designation System, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-00-736-4654 has 4 cross-referenced part numbers: 8337 (Whittaker Corp Whittaker Electronic Systems Div), 2449478 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), CY-2857/U (Joint Electronics Type Designation System), 2449478 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
There are 11 known substitutes for 5955-00-736-4654: 5910-00-057-5743, 5310-00-214-3198, 5930-00-241-8918 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for CY-2857/U: Handle Quantity: 1; Overall Height: 2.750 INCHES NOMINAL IN; Overall Length: 10.250 INCHES NOMINAL IN; Material: ALUMINUM. 12 total characteristics are documented in the Federal Logistics Information System.