PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3870Tuner,transmission Line

U S Dept of Transportation Federal Aviation Administration · NSN 5985-00-974-6324 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-974-6324 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-974-6324. Primary manufacturer part number: 3870.
Features
  • Tuner,transmission Line — FSC 5985
  • Transmission Line Characteristic Impedance: 50.0 OHMS NOMINAL
  • Operating Frequency: 328.000 MEGAHERTZ MINIMUM AND 336.000 MEGAHERTZ MAXIMUM
  • 3 verified cross-references
  • Primary manufacturer: U S Dept of Transportation Federal Aviation Administration
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Tuner,transmission Line, cataloged under National Stock Number 5985-00-974-6324, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is U S Dept of Transportation Federal Aviation Administration. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-974-6324
Primary Part Number3870
Item NameTuner,transmission Line
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerU S Dept of Transportation Federal Aviation Administration
StatusACTIVE
Transmission Line Characteristic Impedance50.0 OHMS NOMINAL
Operating Frequency328.000 MEGAHERTZ MINIMUM AND 336.000 MEGAHERTZ MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
9390-00-165-5988 INTERCHANGEABLE
Tape,reflective
5935-00-167-7720 INTERCHANGEABLE
Connector,receptacle,electrical
5975-00-353-22283870 INTERCHANGEABLE
Bushing,electrical Conduit
Abb Installation Products Inc
5360-00-526-38593870 INTERCHANGEABLE
Spring,helical,extension
Alnitak Corporation
2510-00-618-523414W3240 INTERCHANGEABLE
Board Asy
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5950-00-646-1331 INTERCHANGEABLE
Coil,electrical
6730-01-122-9467 INTERCHANGEABLE
Projector,overhead
5305-01-224-69553870 INTERCHANGEABLE
Screw,gear
Kearflex Engineering Company
6625-01-533-5175 INTERCHANGEABLE
Test Set,insulation Breakdown
4920-01-539-38253870 INTERCHANGEABLE
Fuse,aircraft,mater
Ccrco, Llc Dba C C R C O
Cross-Reference Index
Part NumberManufacturer
3870 PRIMARY U S Dept of Transportation Federal Aviation Administration (USA)
9472A Maury Microwave, Inc. Dba Maury Microwave (USA)
3870 Mcs Corporation (USA)
Related Parts
9390-00-165-5988INTERCHANGEABLE
TAPE,REFLECTIVE
5935-00-167-7720INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5975-00-353-2228INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
3870
5360-00-526-3859INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3870
2510-00-618-5234INTERCHANGEABLE
BOARD ASY
14W3240
5950-00-646-1331INTERCHANGEABLE
COIL,ELECTRICAL
6730-01-122-9467INTERCHANGEABLE
PROJECTOR,OVERHEAD
5305-01-224-6955INTERCHANGEABLE
SCREW,GEAR
3870
6625-01-533-5175INTERCHANGEABLE
TEST SET,INSULATION BREAKDOWN
4920-01-539-3825INTERCHANGEABLE
FUSE,AIRCRAFT,MATER
3870
5305-01-701-4203INTERCHANGEABLE
SCREW,MACHINE
3870

Frequently Asked Questions

What is NSN 5985-00-974-6324?

NSN 5985-00-974-6324 is a Tuner,transmission Line, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-974-6324?

NSN 5985-00-974-6324 has 3 cross-referenced part numbers: 3870 (U S Dept of Transportation Federal Aviation Administration), 9472A (Maury Microwave, Inc. Dba Maury Microwave), 3870 (Mcs Corporation).

What NSN replaces 5985-00-974-6324?

There are 11 known substitutes for 5985-00-974-6324: 9390-00-165-5988, 5935-00-167-7720, 5975-00-353-2228 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3870?

Key specifications for 3870: Overall Width: 2.100 INCHES NOMINAL IN; Transmission Line Characteristic Impedance: 50.0 OHMS NOMINAL; Operating Frequency: 328.000 MEGAHERTZ MINIMUM AND 336.000 MEGAHERTZ MAXIMUM; End Item Identification: GLIDE SLOPE TESTER (GSTEST K). 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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