NSN 5985-00-341-6538 · NIIN 003416538 · Part number 398445-1
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products · FSC 5985 — Antennas, Waveguides, and Related Equipment · FSG 59 — Electrical and Electronic Equipment Components · CAGE 00752
Government record, cited
NSN 5985-00-341-6538 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-341-6538. Manufacturer of record part number: 398445-1.
Also searched as5985-00-341-6538 ·
5985003416538 ·
NIIN 003416538 ·
00-341-6538 ·
FSC 5985 Antennas, Waveguides, and Related Equipment · CAGE 00752 · 398445-1 · 0-D3-112 · 0-D3-112 · 0D3-112 · 40810
Radio Frequency Rating: 300.0 MEGAHERTZ MINIMUM AND 600.0 MEGAHERTZ MAXIMUM
Unit Type: COAXIAL LINE
2 manufacturer part numbers on file
Manufacturer of record: L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
Identification
NSN: 5985-00-341-6538
NIIN: 003416538
FSC: 5985 — Antennas, Waveguides, and Related Equipment
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 398445-1
Manufacturer: L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
General Description
The Coupler,directional, cataloged under National Stock Number 5985-00-341-6538, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
5985-00-341-6538
Primary Part Number
398445-1
Item Name
Coupler,directional
FSC / FSG
5985 / 59 — Antennas, Waveguides, and Related Equipment
Manufacturer
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
Status
ACTIVE
Power Loss in Decibels
20.0
Design Type
UNIDIRECTIONAL
Radio Frequency Rating
300.0 MEGAHERTZ MINIMUM AND 600.0 MEGAHERTZ MAXIMUM
Unit Type
COAXIAL LINE
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-055-7765SL408-10POSSIBLE MATCH
NUT,SELF-LOCKING,BARREL
Possible match (shared part number)Sps Technologies Llc Dba Shur-Lok Company Div Aerospace Engineered Products Division
5998-01-056-105040810POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Eaton Corp Information Management Systems Div Microwave Components
5340-01-080-2412POSSIBLE MATCH
CLAMP,SYNCHRO
Possible match (shared part number)
4510-01-190-59830-40810POSSIBLE MATCH
BONNET,FAUCET
Possible match (shared part number)Imi Cornelius Inc.
8145-01-251-7333POSSIBLE MATCH
SHIPPING AND STORAGE CONTAINER,T
Possible match (shared part number)
6130-01-529-885640810POSSIBLE MATCH
COVER,POWER SUPPLY
Possible match (shared part number)Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5935-01-699-425140810POSSIBLE MATCH
BACKSHELL,ELECTRICAL CONNECTOR
Possible match (shared part number)Sae International Dba Sae International
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
Reference documents
Reference
Meaning
0-D3-112
5/9Secondary reference
Signal Technology Corporation Div Systems Operation
0D3-112
5/9Secondary reference
Meggitt Safety Systems, Inc. Dba Meggitt Control Systems-Ventura County
40810
5/9Secondary reference
Anaren, Inc. Div Anaren Microwave Inc
Related Parts
5310-01-055-7765POSSIBLE MATCH
NUT,SELF-LOCKING,BARREL
SL408-10
5998-01-056-1050POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
40810
5340-01-080-2412POSSIBLE MATCH
CLAMP,SYNCHRO
4510-01-190-5983POSSIBLE MATCH
BONNET,FAUCET
0-40810
8145-01-251-7333POSSIBLE MATCH
SHIPPING AND STORAGE CONTAINER,T
6130-01-529-8856POSSIBLE MATCH
COVER,POWER SUPPLY
40810
5935-01-699-4251POSSIBLE MATCH
BACKSHELL,ELECTRICAL CONNECTOR
40810
Frequently Asked Questions
What is NSN 5985-00-341-6538?
NSN 5985-00-341-6538 is a Coupler,directional, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
What part numbers are listed for NSN 5985-00-341-6538?
NSN 5985-00-341-6538 has 2 manufacturer part numbers on file: 0-D3-112 (Crane Electronics, Inc. Dba Signal Technology Div Olektron), 398445-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
What NSN replaces 5985-00-341-6538?
7 possible matches (shared part number, not a government interchangeability claim): 5310-01-055-7765, 5998-01-056-1050, 5340-01-080-2412. Verify interchangeability with system specifications before substitution.
What are the specifications of 398445-1?
Key specifications for 398445-1: Overall Height: 0.500 INCHES NOMINAL IN; Power Loss in Decibels: 20.0; Design Type: UNIDIRECTIONAL; Radio Frequency Rating: 300.0 MEGAHERTZ MINIMUM AND 600.0 MEGAHERTZ MAXIMUM. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5985-00-341-6538 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 5985-00-341-6538?
NSN 5985-00-341-6538 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.