FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
General Description
The Coupling,waveguide, cataloged under National Stock Number 5985-00-090-0477, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5985-00-090-0477
Item Name
Coupling,waveguide
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Status
ACTIVE
Material
ALUMINUM ALLOY SINGLE FLANGE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2940-00-758-4234405092POSSIBLE MATCH
ELEMENT GOVERNER FI
Possible match (shared part number)Woodward, Inc.
5315-01-072-8702405092POSSIBLE MATCH
KEY,POLARIZING ELECTRICAL CONNEC
Possible match (shared part number)Telemechanics Inc
4820-01-135-7785405092POSSIBLE MATCH
GUARD,VALVE ACCUMUL
Possible match (shared part number)Parker-Hannifin Corporation Div Hydraulic Accumulator Division
4820-01-296-2333405092POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Sullair Corp
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
405092
3/2Design control — primary reference
U.S. Government activity
Related Parts
2940-00-758-4234POSSIBLE MATCH
ELEMENT GOVERNER FI
405092
5315-01-072-8702POSSIBLE MATCH
KEY,POLARIZING ELECTRICAL CONNEC
405092
4820-01-135-7785POSSIBLE MATCH
GUARD,VALVE ACCUMUL
405092
4820-01-296-2333POSSIBLE MATCH
VALVE,CHECK
405092
Frequently Asked Questions
What is NSN 5985-00-090-0477?
NSN 5985-00-090-0477 is a Coupling,waveguide, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What NSN replaces 5985-00-090-0477?
4 possible matches (shared part number, not a government interchangeability claim): 2940-00-758-4234, 5315-01-072-8702, 4820-01-135-7785. Verify interchangeability with system specifications before substitution.
What are the specifications of 5985-00-090-0477?
Key specifications for 5985-00-090-0477: Material: ALUMINUM ALLOY SINGLE FLANGE. 1 specification is documented in the U.S. Government catalog.
Is NSN 5985-00-090-0477 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 5985-00-090-0477?
NSN 5985-00-090-0477 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.