PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1891371Test Set,synchro

Northrop Grumman Systems Corporation · NSN 6625-01-067-6599 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-067-6599 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-067-6599. Primary manufacturer part number: 1891371.
Features
  • Test Set,synchro — FSC 6625
  • Supplementary Features: MANUFACTURERS NAME: TEST SET, SYNCHRONIZER-INDICATOR
  • Supplementary Features: MANUFACTURERS NAME: TEST SET, SYNCHRONIZER-INDICATOR
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set,synchro, cataloged under National Stock Number 6625-01-067-6599, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN6625-01-067-6599
Primary Part Number1891371
Item NameTest Set,synchro
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Supplementary FeaturesMANUFACTURERS NAME: TEST SET, SYNCHRONIZER-INDICATOR
Supplementary FeaturesMANUFACTURERS NAME: TEST SET, SYNCHRONIZER-INDICATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeS
Unit of IssueEA
SMR CodeMS
Weight100.0000 lbs
Cube18.0000 cu ft
Verified Substitutes 1
5340-00-525-06085250608 INTERCHANGEABLE
Plunger,detent
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
1891371 PRIMARY Northrop Grumman Systems Corporation (USA)
T886 Northrop Grumman Systems Corporation (USA)
Related Parts
5340-00-525-0608INTERCHANGEABLE
PLUNGER,DETENT
5250608

Frequently Asked Questions

What is NSN 6625-01-067-6599?

NSN 6625-01-067-6599 is a Test Set,synchro, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-067-6599?

NSN 6625-01-067-6599 has 2 cross-referenced part numbers: 1891371 (Northrop Grumman Systems Corporation), T886 (Northrop Grumman Systems Corporation).

What NSN replaces 6625-01-067-6599?

There is 1 known substitute for 6625-01-067-6599: 5340-00-525-0608. Verify interchangeability with system specifications before substitution.

What are the specifications of 1891371?

Key specifications for 1891371: Special Features: PROVIDES INPUTS, LOADS, SWITCHING AND METERING; INCLUDES OSCILLOSCOPE; REQUIRED TO ALIGN THE MAIN INDICATOR IP-239 AND SYNCHRONIZER SN-198; Supplementary Features: MANUFACTURERS NAME: TEST SET, SYNCHRONIZER-INDICATOR; End Item Identification: AN/APN-59E(V) RADAR SET, NSN 5841-01-053-5763; Special Features: PROVIDES INPUTS, LOADS, SWITCHING AND METERING; INCLUDES OSCILLOSCOPE; REQUIRED TO ALIGN THE MAIN INDICATOR IP-239 AND SYNCHRONIZER SN-198. 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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