NSN 5985-01-399-2231 · NIIN 013992231 · Part number 7406-66210-1
L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 05395
Government record, cited
NSN 5985-01-399-2231 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-399-2231. Manufacturer of record part number: 7406-66210-1.
Also searched as5985-01-399-2231 ·
5985013992231 ·
NIIN 013992231 ·
01-399-2231 ·
FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 05395 · 7406-66210-1
Nearby stock numbers← 5985-01-399-2230 Sleeve, Antenna Support
·
5985-01-399-2401 Base, Antenna Support →
Features
Attenuator,fixed — FSC 5985
Application Design: TRANSMISSION LINE
1 manufacturer part number on file
Manufacturer of record: L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies
Identification
NSN: 5985-01-399-2231
NIIN: 013992231
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 7406-66210-1
Manufacturer: L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies
General Description
The Attenuator,fixed, cataloged under National Stock Number 5985-01-399-2231, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies. Government technical data includes 1 specification, 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.
Technical Specifications
Parameter
Value
NSN
5985-01-399-2231
Primary Part Number
7406-66210-1
Item Name
Attenuator,fixed
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer
L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies
Status
ACTIVE
Application Design
TRANSMISSION LINE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies (USA)
No interchangeability data on file.
Other items in FSC 5985 — Antennas, Waveguides, and Related Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5985-00-001-1854
ANTENNA
5985-00-001-1862
WAVEGUIDE ASSEMBLY
5985-00-001-1869
WAVEGUIDE ASSEMBLY
5985-00-001-1870
WAVEGUIDE ASSEMBLY
5985-00-001-1871
WAVEGUIDE ASSEMBLY
5985-00-001-1874
WAVEGUIDE ASSEMBLY
5985-00-001-1875
ADAPTER,WAVEGUIDE
5985-00-001-1876
WAVEGUIDE ASSEMBLY
Frequently Asked Questions
What is NSN 5985-01-399-2231?
NSN 5985-01-399-2231 is a Attenuator,fixed, manufactured by L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What part numbers are listed for NSN 5985-01-399-2231?
NSN 5985-01-399-2231 has 1 manufacturer part number on file: 7406-66210-1 (L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies).
What are the specifications of 7406-66210-1?
Key specifications for 7406-66210-1: Special Features: 7.5 PSI OPERATING TEMP.; Application Design: TRANSMISSION LINE. 1 specification is documented in the U.S. Government catalog.
Is NSN 5985-01-399-2231 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.