PartsTable TECHNICAL DATA SHEET
NSN 5985-01-255-2114Government record, cited

Circulator, Radio Frequency5985-01-255-2114

NSN 5985-01-255-2114 · NIIN 012552114 · Part number CSH 185
Raytheon Company Dba Raytheon Co · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 3B150
Government record, cited
NSN 5985-01-255-2114 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-255-2114. Manufacturer of record part number: CSH 185.
Also searched as  5985-01-255-2114 · 5985012552114 · NIIN 012552114 · 01-255-2114 · FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 3B150 · CSH 185 · 5537878-1
Nearby stock numbers  ·
Features
  • Circulator,radio Frequency — FSC 5985
  • Connection Method: WAVEGUIDE FLANGE
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Raytheon Company Dba Raytheon Co
Identification
  • NSN: 5985-01-255-2114
  • NIIN: 012552114
  • FSC: 5985 — Antennas, Waveguides, and Related Equipment
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: CSH 185
  • Manufacturer: Raytheon Company Dba Raytheon Co
General Description

The Circulator,radio Frequency, cataloged under National Stock Number 5985-01-255-2114, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-255-2114
Primary Part NumberCSH 185
Item NameCirculator,radio Frequency
FSC / FSG5985 / 59 — Antennas, Waveguides, and Related Equipment
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
Connection MethodWAVEGUIDE FLANGE
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
CSH 185 Raytheon Company (USA)
CSH 185 PRIMARY Raytheon Company Dba Raytheon Co (USA)
Reference documents
ReferenceMeaning
CSH 185 5/9 Secondary reference
Raytheon Company Div Corp
5537878-1 7/2 Vendor item drawing reference
Naval Sea Systems Command
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 5985-01-255-2114?

NSN 5985-01-255-2114 is a Circulator,radio Frequency, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.

What part numbers are listed for NSN 5985-01-255-2114?

NSN 5985-01-255-2114 has 2 manufacturer part numbers on file: CSH 185 (Raytheon Company), CSH 185 (Raytheon Company Dba Raytheon Co).

What are the specifications of CSH 185?

Key specifications for CSH 185: Overall Height: 5.500 INCHES NOMINAL IN; Connection Method: WAVEGUIDE FLANGE; Overall Length: 5.000 INCHES NOMINAL IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 5985-01-255-2114 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 5985-01-255-2114?

NSN 5985-01-255-2114 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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