PartsTable TECHNICAL DATA SHEET
NSN 5985-00-446-0074Government record, cited

Line Section, Radio Frequency Tra5985-00-446-0074

NSN 5985-00-446-0074 · NIIN 004460074 · Part number AN343-12
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 26916
Government record, cited
NSN 5985-00-446-0074 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-446-0074. Manufacturer of record part number: AN343-12.
Also searched as  5985-00-446-0074 · 5985004460074 · NIIN 004460074 · 00-446-0074 · FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 26916 · AN343-12
Nearby stock numbers  ·
Features
  • Line Section,radio Frequency Tra — FSC 5985
  • Impedance Rating in Ohms: 50.0 NOMINAL
  • Material: COPPER ALLOY
  • 1 manufacturer part number on file
  • Manufacturer of record: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
Identification
  • NSN: 5985-00-446-0074
  • NIIN: 004460074
  • FSC: 5985 — Antennas, Waveguides, and Related Equipment
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: AN343-12
  • Manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
General Description

The Line Section,radio Frequency Tra, cataloged under National Stock Number 5985-00-446-0074, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 2 specifications, 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
ParameterValue
NSN5985-00-446-0074
Primary Part NumberAN343-12
Item NameLine Section,radio Frequency Tra
FSC / FSG5985 / 59 — Antennas, Waveguides, and Related Equipment
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Impedance Rating in Ohms50.0 NOMINAL
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
AN343-12 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (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 5985-00-446-0074?

NSN 5985-00-446-0074 is a Line Section,radio Frequency Tra, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.

What part numbers are listed for NSN 5985-00-446-0074?

NSN 5985-00-446-0074 has 1 manufacturer part number on file: AN343-12 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).

What are the specifications of AN343-12?

Key specifications for AN343-12: Overall Height: 2.437 INCHES NOMINAL IN; Overall Length: 2.437 INCHES NOMINAL IN; Overall Width: 1.000 INCHES NOMINAL IN; Impedance Rating in Ohms: 50.0 NOMINAL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5985-00-446-0074 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.
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