The Preselector,radio Frequency, cataloged under National Stock Number 5820-01-369-9166, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Riimic, Llc Dba Sunair Electronics. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5820-01-369-9166 |
| Primary Part Number | F-9800 |
| Item Name | Preselector,radio Frequency |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Manufacturer | Riimic, Llc Dba Sunair Electronics |
| Status | ACTIVE |
| General Characteristics Item Description | DIMENSIONS 1.75IN HIGH 19.00IN WIDE 19.00IN DEEP STANDARD RACK MOUNT; WEIGHT 12LB; POWER REQUIREMENT 115/230VAC (47-63HZ) OR 12/24VDC,20VA MAXIMUM; INPUT AND OUTPUT IMPEDENCE IS 50OHM VDC |
| Functional Description | THIS IS A PRE/POSTSELECTOR WHICH PERMITS OPERATION OF COLLOCATED RECEIVERS AND TRANSMITTERS ON FREQUENCIES SEPERATED BY AS LITTLE AS 10%,PROVIDES FRONT END SELECTIVITY WHEN USED WITH RECEIVERS,REJECTS SPURIOUS OUTPUT AND BROADBAND NOISE WHEN USED AS A POSTSELECTOR WITH TRANSMITTERS,IT HAS AUTOMATIC SWITCHOVER TO LOW GAIN DURING RF OVERLOAD OR TO PROTECT MODE DURING EXTREME OVERLOAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F-9800 PRIMARY | Riimic, Llc Dba Sunair Electronics (USA) |
NSN 5820-01-369-9166 is a Preselector,radio Frequency, manufactured by Riimic, Llc Dba Sunair Electronics, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
NSN 5820-01-369-9166 has 1 manufacturer part number on file: F-9800 (Riimic, Llc Dba Sunair Electronics).
Key specifications for F-9800: General Characteristics Item Description: DIMENSIONS 1.75IN HIGH 19.00IN WIDE 19.00IN DEEP STANDARD RACK MOUNT; WEIGHT 12LB; POWER REQUIREMENT 115/230VAC (47-63HZ) OR 12/24VDC,20VA MAXIMUM; INPUT AND OUTPUT IMPEDENCE IS 50OHM VDC; Special Features: SALIENT CHARACTERISTICS,FREQUENCY RANGE 1.60 TO 29.990MHZ,10MS MAXIMUM TUNING TIME,PARALLEL (BCD) AND SERIAL (RS-232/RS-422) REMOTE CONTROL,40DB TYPICAL UNWANTED SIGNAL ATTENUATION,BUILT-IN-TEST,SELECTABLE GAIN,AUTOMATIC SWITCHING BETWEEN PRESELECTOR AND POSTSELECTOR MODES FOR USE WITH TRANSCEIVERS MHz; Functional Description: THIS IS A PRE/POSTSELECTOR WHICH PERMITS OPERATION OF COLLOCATED RECEIVERS AND TRANSMITTERS ON FREQUENCIES SEPERATED BY AS LITTLE AS 10%,PROVIDES FRONT END SELECTIVITY WHEN USED WITH RECEIVERS,REJECTS SPURIOUS OUTPUT AND BROADBAND NOISE WHEN USED AS A POSTSELECTOR WITH TRANSMITTERS,IT HAS AUTOMATIC SWITCHOVER TO LOW GAIN DURING RF OVERLOAD OR TO PROTECT MODE DURING EXTREME OVERLOAD. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5820-01-369-9166 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.