PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

431ATime Signal Set

Advanced Measurement Technology Inc · NSN 6625-00-441-1865 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-441-1865 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-441-1865. Primary manufacturer part number: 431A.
Features
  • Time Signal Set — FSC 6625
  • Current Type: AC
  • Timer Type: ELECTRICAL
  • Reset Type: MANUAL
  • Supplementary Features: 0.1 SEC TIME INTERVAL
  • Control Type: SWITCH
  • Current Type: AC
  • Timer Type: ELECTRICAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Time Signal Set, cataloged under National Stock Number 6625-00-441-1865, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Advanced Measurement Technology Inc. Government technical data includes 10 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-441-1865
Primary Part Number431A
Item NameTime Signal Set
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerAdvanced Measurement Technology Inc
StatusACTIVE
Current TypeAC
Timer TypeELECTRICAL
Reset TypeMANUAL
Supplementary Features0.1 SEC TIME INTERVAL
Control TypeSWITCH
Current TypeAC
Timer TypeELECTRICAL
Reset TypeMANUAL
Supplementary Features0.1 SEC TIME INTERVAL
Control TypeSWITCH
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeU
Unit of IssueEA
SMR CodeLF
Verified Substitutes 1
5985-00-448-6900 INTERCHANGEABLE
Attenuator,variable
Cross-Reference Index
Part NumberManufacturer
431A PRIMARY Advanced Measurement Technology Inc (USA)
Related Parts
5985-00-448-6900INTERCHANGEABLE
ATTENUATOR,VARIABLE

Frequently Asked Questions

What is NSN 6625-00-441-1865?

NSN 6625-00-441-1865 is a Time Signal Set, manufactured by Advanced Measurement Technology Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-441-1865?

NSN 6625-00-441-1865 has 1 cross-referenced part number: 431A (Advanced Measurement Technology Inc).

What NSN replaces 6625-00-441-1865?

There is 1 known substitute for 6625-00-441-1865: 5985-00-448-6900. Verify interchangeability with system specifications before substitution.

What are the specifications of 431A?

Key specifications for 431A: Current Type: AC; Overall Height: 2.700 INCHES NOMINAL IN; Timer Type: ELECTRICAL; Overall Width: 8.714 INCHES NOMINAL IN. 16 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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