FSC 5821 — Radio and Television Communication Equipment, Airborne · FSG 58 — Communication, Detection, and Coherent Radiation Equipment
Government record, cited
Also searched as5821-00-421-8347 ·
5821004218347 ·
NIIN 004218347 ·
00-421-8347 ·
FSC 5821 Radio and Television Communication Equipment, Airborne
Nearby stock numbers← 5821-00-421-8336 Disk, Television Camera
·
5821-00-421-8436 →
Features
Blade Assembly,iris Diaphragm — FSC 5821
General Characteristics Item Description: 3.687 IN. LG,0.203 IN. H IN
Identification
NSN: 5821-00-421-8347
NIIN: 004218347
FSC: 5821 — Radio and Television Communication Equipment, Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
General Description
The Blade Assembly,iris Diaphragm, cataloged under National Stock Number 5821-00-421-8347, is classified within Federal Supply Class 5821 (Radio and Television Communication Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5821-00-421-8347
Item Name
Blade Assembly,iris Diaphragm
FSC / FSG
5821 / 58 — Radio and Television Communication Equipment, Airborne
Status
ACTIVE
General Characteristics Item Description
3.687 IN. LG,0.203 IN. H IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
709-0015
3/9Design control — primary reference
Corning Oca 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 5821-00-421-8347?
NSN 5821-00-421-8347 is a Blade Assembly,iris Diaphragm, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
What are the specifications of 5821-00-421-8347?
Key specifications for 5821-00-421-8347: General Characteristics Item Description: 3.687 IN. LG,0.203 IN. H IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 5821-00-421-8347 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.
What is the DEMIL code for NSN 5821-00-421-8347?
NSN 5821-00-421-8347 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.