PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

371BTest Set,transmission Line

Joslyn Products · NSN 6625-00-397-4188 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-397-4188 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-397-4188. Primary manufacturer part number: 371B.
Features
  • Test Set,transmission Line — FSC 6625
  • FSC Application Data: TEST SET,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
  • FSC Application Data: TEST SET,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
  • 1 verified cross-reference
  • Primary manufacturer: Joslyn Products
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set,transmission Line, cataloged under National Stock Number 6625-00-397-4188, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Joslyn Products. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-397-4188
Primary Part Number371B
Item NameTest Set,transmission Line
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJoslyn Products
StatusACTIVE
FSC Application DataTEST SET,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
FSC Application DataTEST SET,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeVH
Verified Substitutes 3
5960-00-116-9960 INTERCHANGEABLE
Electron Tube
4310-00-167-8783110926PC543 INTERCHANGEABLE
Piston,compressor
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5961-00-752-5395 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
371B Joslyn Products (USA)
Related Parts
5960-00-116-9960INTERCHANGEABLE
ELECTRON TUBE
4310-00-167-8783INTERCHANGEABLE
PISTON,COMPRESSOR
110926PC543
5961-00-752-5395INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 6625-00-397-4188?

NSN 6625-00-397-4188 is a Test Set,transmission Line, manufactured by Joslyn Products, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-397-4188?

NSN 6625-00-397-4188 has 1 cross-referenced part number: 371B (Joslyn Products).

What NSN replaces 6625-00-397-4188?

There are 3 known substitutes for 6625-00-397-4188: 5960-00-116-9960, 4310-00-167-8783, 5961-00-752-5395. Verify interchangeability with system specifications before substitution.

What are the specifications of 371B?

Key specifications for 371B: FSC Application Data: TEST SET,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED; FSC Application Data: TEST SET,ELECTRONIC SYSTEMS,EXCEPT SPECIALLY DESIGNED. 2 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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