NSN 5985-01-440-5475 · NIIN 014405475 · Part number D294009-1
Lockheed Martin Sippican, Inc. Div Communication Division · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 13030
Government record, cited
NSN 5985-01-440-5475 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-440-5475. Manufacturer of record part number: D294009-1.
Also searched as5985-01-440-5475 ·
5985014405475 ·
NIIN 014405475 ·
01-440-5475 ·
FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 13030 · D294009-1 · 294009-1
Nearby stock numbers← 5985-01-440-5456 Seal, Waveguide
·
5985-01-440-5476 Antenna Control Group →
Features
Coupler,rotary,radio Frequency — FSC 5985
2 manufacturer part numbers on file
Manufacturer of record: Lockheed Martin Sippican, Inc. Div Communication Division
Identification
NSN: 5985-01-440-5475
NIIN: 014405475
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: D294009-1
Manufacturer: Lockheed Martin Sippican, Inc. Div Communication Division
General Description
The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-01-440-5475, 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 Sippican, Inc. Div Communication Division. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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
5985-01-440-5475
Primary Part Number
D294009-1
Item Name
Coupler,rotary,radio Frequency
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer
Lockheed Martin Sippican, Inc. Div Communication Division
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
7690-01-610-26422940091POSSIBLE MATCH
MARKER,IDENTIFICATION
Possible match (shared part number)Caterpillar Inc Div Caterpillar Defense
Lockheed Martin Sippican, Inc. Div Communication Division (USA)
Related Parts
7690-01-610-2642POSSIBLE MATCH
MARKER,IDENTIFICATION
2940091
Frequently Asked Questions
What is NSN 5985-01-440-5475?
NSN 5985-01-440-5475 is a Coupler,rotary,radio Frequency, manufactured by Lockheed Martin Sippican, Inc. Div Communication Division, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What part numbers are listed for NSN 5985-01-440-5475?
NSN 5985-01-440-5475 has 2 manufacturer part numbers on file: 294009-1 (Lockheed Martin Sippican, Inc. Div Communication Division), D294009-1 (Lockheed Martin Sippican, Inc. Div Communication Division).
What NSN replaces 5985-01-440-5475?
1 possible match (shared part number, not a government interchangeability claim): 7690-01-610-2642. Verify interchangeability with system specifications before substitution.
What are the specifications of D294009-1?
Key specifications for D294009-1: End Item Identification: BWA-100 ANTENNA STORAGE REEL. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5985-01-440-5475 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.