NSN 5821-01-422-7643 · NIIN 014227643 · Part number 503781211
Kistler Instrument Corporation Div Kistler Instrument Corp · FSC 5821 — Radio and Television Communication Equipment, Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment · CAGE 58679
Government record, cited
NSN 5821-01-422-7643 — this item is cataloged by the U.S. Government under National Stock Number 5821-01-422-7643. Manufacturer of record part number: 503781211.
Also searched as5821-01-422-7643 ·
5821014227643 ·
NIIN 014227643 ·
01-422-7643 ·
FSC 5821 Radio and Television Communication Equipment, Airborne · CAGE 58679 · 503781211 · 5037A1211
Nearby stock numbers← 5821-01-422-5463 Receiver-Transmitter, Radio
·
5821-01-422-8151 Control, Radio Set →
Features
Amplifier-Regulator Group — FSC 5821
1 manufacturer part number on file
Manufacturer of record: Kistler Instrument Corporation Div Kistler Instrument Corp
Identification
NSN: 5821-01-422-7643
NIIN: 014227643
FSC: 5821 — Radio and Television Communication Equipment, Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: 503781211
Manufacturer: Kistler Instrument Corporation Div Kistler Instrument Corp
General Description
The Amplifier-Regulator Group, cataloged under National Stock Number 5821-01-422-7643, is classified within Federal Supply Class 5821 (Radio and Television Communication Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Kistler Instrument Corporation Div Kistler Instrument Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Amplifier-Regulator Group
FSC / FSG
5821 — Radio and Television Communication Equipment, Airborne (FSG 58)
Manufacturers
Kistler Instrument Corporation Div Kistler Instrument Corp (CAGE 58679)
Technical Specifications
Parameter
Value
NSN
5821-01-422-7643
Primary Part Number
503781211
Item Name
Amplifier-Regulator Group
FSC / FSG
5821 / 58 — Radio and Television Communication Equipment, Airborne
Manufacturer
Kistler Instrument Corporation Div Kistler Instrument Corp
Kistler Instrument Corporation Div Kistler Instrument Corp (USA)
Reference documents
Reference
Meaning
5037A1211
5/9Secondary reference
Kistler Instrument Corporation Div Kistler Instrument Corp
No interchangeability data on file.
Other items in FSC 5821 — Radio and Television Communication Equipment, Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5821-00-001-1888
5821-00-001-1888 · Item name not on file
5821-00-001-1893
TUNER,RADIO FREQUENCY
5821-00-001-1894
TUNER,RADIO FREQUENCY
5821-00-001-1895
TUNER,RADIO FREQUENCY
5821-00-001-1896
5821-00-001-1896 · Item name not on file
5821-00-001-1897
5821-00-001-1897 · Item name not on file
5821-00-001-1898
TUNER,RADIO FREQUENCY
5821-00-001-2755
MEMORY ASSEMBLY,RADIO SET
Frequently Asked Questions
What is NSN 5821-01-422-7643?
NSN 5821-01-422-7643 is a Amplifier-Regulator Group, manufactured by Kistler Instrument Corporation Div Kistler Instrument Corp, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
What part numbers are listed for NSN 5821-01-422-7643?
NSN 5821-01-422-7643 has 1 manufacturer part number on file: 503781211 (Kistler Instrument Corporation Div Kistler Instrument Corp).
Is NSN 5821-01-422-7643 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.