NSN 6660-01-348-7451 · NIIN 013487451 · Part number IS-4A-1680HS(RDF)
Atmospheric Instrumentation Research Inc Dba a I R Inc · FSC 6660 — Meteorological Instruments and Apparatus · FSG 66 — Instruments and Laboratory Equipment · CAGE 55977
Government record, cited
NSN 6660-01-348-7451 — this item is cataloged by the U.S. Government under National Stock Number 6660-01-348-7451. Manufacturer of record part number: IS-4A-1680HS(RDF).
Also searched as6660-01-348-7451 ·
6660013487451 ·
NIIN 013487451 ·
01-348-7451 ·
FSC 6660 Meteorological Instruments and Apparatus · CAGE 55977 · IS-4A-1680HS(RDF) · ML-674/TMQ
Nearby stock numbers← 6660-01-346-3208
·
6660-01-348-7452 Radiosonde Set →
Features
Radiosonde Set — FSC 6660
1 manufacturer part number on file
Manufacturer of record: Atmospheric Instrumentation Research Inc Dba a I R Inc
Identification
NSN: 6660-01-348-7451
NIIN: 013487451
FSC: 6660 — Meteorological Instruments and Apparatus
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: IS-4A-1680HS(RDF)
Manufacturer: Atmospheric Instrumentation Research Inc Dba a I R Inc
General Description
The Radiosonde Set, cataloged under National Stock Number 6660-01-348-7451, is classified within Federal Supply Class 6660 (Meteorological Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Atmospheric Instrumentation Research Inc Dba a I R Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
6660-01-348-7451
Primary Part Number
IS-4A-1680HS(RDF)
Item Name
Radiosonde Set
FSC / FSG
6660 / 66 — Meteorological Instruments and Apparatus
Manufacturer
Atmospheric Instrumentation Research Inc Dba a I R Inc
Atmospheric Instrumentation Research Inc Dba a I R Inc (USA)
Reference documents
Reference
Meaning
ML-674/TMQ
5/2Secondary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 6660 — Meteorological Instruments and Apparatus
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6660-00-001-4140
6660-00-001-4140 · Item name not on file
6660-00-003-0531
6660-00-003-0531 · Item name not on file
6660-00-003-2019
6660-00-003-2019 · Item name not on file
6660-00-003-8587
6660-00-003-8587 · Item name not on file
6660-00-004-3757
6660-00-004-3757 · Item name not on file
6660-00-004-3758
6660-00-004-3758 · Item name not on file
6660-00-004-3759
6660-00-004-3759 · Item name not on file
6660-00-004-3760
6660-00-004-3760 · Item name not on file
Frequently Asked Questions
What is NSN 6660-01-348-7451?
NSN 6660-01-348-7451 is a Radiosonde Set, manufactured by Atmospheric Instrumentation Research Inc Dba a I R Inc, classified under FSC 6660, Meteorological Instruments and Apparatus. Status: active.
What part numbers are listed for NSN 6660-01-348-7451?
NSN 6660-01-348-7451 has 1 manufacturer part number on file: IS-4A-1680HS(RDF) (Atmospheric Instrumentation Research Inc Dba a I R Inc).
What are the specifications of IS-4A-1680HS(RDF)?
Key specifications for IS-4A-1680HS(RDF): End Item Identification: P/O METEROLOGICAL DATA SYSTEM AN/TMQ-31. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6660-01-348-7451 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 6660-01-348-7451?
NSN 6660-01-348-7451 has DEMIL Code B. 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.