The Attenuator,fixed, cataloged under National Stock Number 5985-00-245-2657, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Mcs Corporation Microwave Components Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-245-2657 |
| Primary Part Number | X218-3 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Mcs Corporation Microwave Components Div |
| Status | ACTIVE |
| Voltage Standing Wave Ratio | 1.15 |
| Mounting Hole/stud Quantity | 4 |
| Mounting Facility Thread Size and Series/type Designator | 8-32 UNIFIED NATIONAL COARSE (UNC) |
| Mounting Method | THREADED HOLE(S) |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.280 INCHES NOMINAL IN |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Frequency Range | 8.200 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM |
| Rf Signal Attenuation in Decibels | 3.0 |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.220 INCHES NOMINAL IN |
| Material | ALUMINUM BODY |
| Application Design | WAVEGUIDE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-245-2657 is a Attenuator,fixed, manufactured by Mcs Corporation Microwave Components Div, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-245-2657 has 2 cross-referenced part numbers: X218-3 (Mcs Corporation Microwave Components Div), 2662000 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There is 1 known substitute for 5985-00-245-2657: 5340-00-664-3774. Verify interchangeability with system specifications before substitution.
Key specifications for X218-3: Voltage Standing Wave Ratio: 1.15; Mounting Hole/stud Quantity: 4; Mounting Facility Thread Size and Series/type Designator: 8-32 UNIFIED NATIONAL COARSE (UNC); Mounting Method: THREADED HOLE(S). 11 total characteristics are documented in the Federal Logistics Information System.