NSN 5985-00-520-5659 · NIIN 005205659 · Part number 228941
Lockheed Martin Corporation Div Rms - Mitchel Field · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 56232
Government record, cited
NSN 5985-00-520-5659 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-520-5659. Manufacturer of record part number: 228941.
Also searched as5985-00-520-5659 ·
5985005205659 ·
NIIN 005205659 ·
00-520-5659 ·
FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 56232 · 228941
Nearby stock numbers← 5985-00-520-5507 Attenuator, Variable
·
5985-00-520-5755 Switch, Radio Frequency Transmiss →
Features
Waveguide — FSC 5985
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation Div Rms - Mitchel Field
Identification
NSN: 5985-00-520-5659
NIIN: 005205659
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 228941
Manufacturer: Lockheed Martin Corporation Div Rms - Mitchel Field
General Description
The Waveguide, cataloged under National Stock Number 5985-00-520-5659, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Waveguide
FSC / FSG
5985 — Antennas, Waveguides, and Related Equipment (FSG 59)
Manufacturers
Lockheed Martin Corporation Div Rms - Mitchel Field (CAGE 56232)
Technical Specifications
Parameter
Value
NSN
5985-00-520-5659
Primary Part Number
228941
Item Name
Waveguide
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer
Lockheed Martin Corporation Div Rms - Mitchel Field
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
⇄Related Items2
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5998-00-869-8408228941POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5340-01-518-425522894-1POSSIBLE MATCH
CAP,PROTECTIVE,DUST AND MOISTURE
Possible match (shared part number)Rockwell Collins Inc
Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5998-00-869-8408POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
228941
5340-01-518-4255POSSIBLE MATCH
CAP,PROTECTIVE,DUST AND MOISTURE
22894-1
Frequently Asked Questions
What is NSN 5985-00-520-5659?
NSN 5985-00-520-5659 is a Waveguide, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What part numbers are listed for NSN 5985-00-520-5659?
NSN 5985-00-520-5659 has 1 manufacturer part number on file: 228941 (Lockheed Martin Corporation Div Rms - Mitchel Field).
What NSN replaces 5985-00-520-5659?
2 possible matches (shared part number, not a government interchangeability claim): 5998-00-869-8408, 5340-01-518-4255. Verify interchangeability with system specifications before substitution.
Is NSN 5985-00-520-5659 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.