The Radar Set Group, cataloged under National Stock Number 5840-00-257-3757, is classified within Federal Supply Class 5840 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 6 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5840-00-257-3757 |
| Primary Part Number | 55178 |
| Item Name | Radar Set Group |
| FSC / FSG | 5840 / 58 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | CANCELLED |
| Usage Design | PERFORMS FUNCTION OF A MIXER AND IF AMPLIFIER WHEN USED WITH RADAR SET 0A-279/GPN A |
| Accessory Controlling Agency | JETDS |
| Accessory Component Quantity | 3 |
| Accessory Identifying Number | AM-525/GPN TYPE NO. AND AM-509/GPN TYPE NO. AND AM-508/GPN TYPE NO. |
| FSC Application Data | RECEIVER-TRANSMITTER,RADAR SEARCH EQUIPMENT,EXCEPT AIRBORNE |
| Furnished Items | INTERMEDIATE FREQUENCY AMPLIFIER,TRIGGER AMPLIFIER,DIRECT CURRENT AMPLIFIER |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5840-00-257-3757 is a Radar Set Group, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5840 (No Item Name Available). Status: cancelled.
NSN 5840-00-257-3757 has 2 cross-referenced part numbers: 55178 (L3harris Technologies, Inc Div Space & Airborne Systems), 0A276GPN (Joint Electronics Type Designation System).
There are 3 known substitutes for 5840-00-257-3757: 3455-00-476-0840, 4820-00-501-7089, 5330-01-510-9693. Verify interchangeability with system specifications before substitution.
Key specifications for 55178: Usage Design: PERFORMS FUNCTION OF A MIXER AND IF AMPLIFIER WHEN USED WITH RADAR SET 0A-279/GPN A; Accessory Controlling Agency: JETDS; Accessory Component Quantity: 3; Accessory Identifying Number: AM-525/GPN TYPE NO. AND AM-509/GPN TYPE NO. AND AM-508/GPN TYPE NO.. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5840-00-257-3757 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.