PartsTable TECHNICAL DATA SHEET
NSN 5985-01-261-5678Government record, cited

Waveguide Assembly5985-01-261-5678

NSN 5985-01-261-5678 · NIIN 012615678 · Part number 3255272
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 10001
Government record, cited
NSN 5985-01-261-5678 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-261-5678. Manufacturer of record part number: 3255272.
Also searched as  5985-01-261-5678 · 5985012615678 · NIIN 012615678 · 01-261-5678 · FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 10001 · 3255272
Nearby stock numbers  ·
Features
  • Waveguide Assembly — FSC 5985
  • Flange Quantity: 2
  • Voltage Standing Wave Ratio: 1.15
  • Style Designator: CORNER TYPE
  • Waveguide Offset Distance: 8.440 INCHES NOMINAL IN
  • Surface Treatment: CHROMATE AND PAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
  • Waveguide Longer Offset Distance: 23.400 INCHES NOMINAL IN
  • 1 manufacturer part number on file
Identification
  • NSN: 5985-01-261-5678
  • NIIN: 012615678
  • FSC: 5985 — Antennas, Waveguides, and Related Equipment
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 3255272
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-261-5678, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 6 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
NSN5985-01-261-5678
Primary Part Number3255272
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — Antennas, Waveguides, and Related Equipment
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Flange Quantity2
Voltage Standing Wave Ratio1.15
Style DesignatorCORNER TYPE
Waveguide Offset Distance8.440 INCHES NOMINAL IN
Surface TreatmentCHROMATE AND PAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Waveguide Longer Offset Distance23.400 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL D — Destroy Item
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3255272 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (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 5985-01-261-5678?

NSN 5985-01-261-5678 is a Waveguide Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.

What part numbers are listed for NSN 5985-01-261-5678?

NSN 5985-01-261-5678 has 1 manufacturer part number on file: 3255272 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 3255272?

Key specifications for 3255272: Flange Quantity: 2; Voltage Standing Wave Ratio: 1.15; Style Designator: CORNER TYPE; Waveguide Offset Distance: 8.440 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5985-01-261-5678 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.

What is the DEMIL code for NSN 5985-01-261-5678?

NSN 5985-01-261-5678 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.
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