The Arrester,lightning, cataloged under National Stock Number 5920-01-665-8256, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Fischer Custom Communications Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5920-01-665-8256 |
| Primary Part Number | FCC-250B-350-NMNF |
| Item Name | Arrester,lightning |
| FSC / FSG | 5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors |
| Manufacturer | Fischer Custom Communications Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FCC-250B-350-NMNF PRIMARY | Fischer Custom Communications Inc (USA) |
| PLK10054915-501 FN 12 | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| Reference | Meaning |
|---|---|
| 104652-01 | 5/9 Secondary reference Fischer Custom Communications Inc |
| 441-8592004 FN 13 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5920-01-665-8256 is a Arrester,lightning, manufactured by Fischer Custom Communications Inc, classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.
NSN 5920-01-665-8256 has 2 manufacturer part numbers on file: FCC-250B-350-NMNF (Fischer Custom Communications Inc), PLK10054915-501 FN 12 (L3 Technologies, Inc. Div Communication Systems-East).
Key specifications for FCC-250B-350-NMNF: Special Features: FCC-250B SERIES ARE RATED AT 10,000 AMPERES FOR A DURATION OF 10 MICROSECONDS THIS SERIES IS AVAILABLE IN A NUMBER OF DC BREAKDOWN VOLTAGES VARYING FROM 75 VOLTS TO 2000 VOLTS. THIS SERIES HAS A PULSE BREAKDOWN VARYING FROM 1000 TO 3000 VOLTS FOR A PULSE RISE TIME OF 1 KV/NANOSECOND. THE IMPEDANCE OF THIS SERIES IS APPROXIMATELY EQUIVALENT TO 2.5 PICOFARADS IN SHUNT WITH THE TRANSMISSION LINE LOAD. VERSIONS ARE AVAILABLE FOR USE BEYOND 3 GHZ GHz; Part Name Assigned by Controlling Agency: TRANSIENT PROTECTION DEVICE. 0 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.
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.