PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

174153Tach,gear Subassy

Northrop Grumman Systems Corporation · NSN 6680-01-327-4471 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-327-4471 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-327-4471. Primary manufacturer part number: 174153.
Features
  • Tach,gear Subassy — FSC 6680
  • General Characteristics Item Description: TACHOMETER WITH GEAR AND MOUNTING PLATE
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Tach,gear Subassy, cataloged under National Stock Number 6680-01-327-4471, is classified within Federal Supply Class 6680 (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 1 verified specification, 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.

Technical Specifications
ParameterValue
NSN6680-01-327-4471
Primary Part Number174153
Item NameTach,gear Subassy
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
General Characteristics Item DescriptionTACHOMETER WITH GEAR AND MOUNTING PLATE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2530-00-248-3535F66785 INTERCHANGEABLE
Cylinder,master
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
Cross-Reference Index
Part NumberManufacturer
174153 Northrop Grumman Systems Corporation (USA)
174153 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
2530-00-248-3535INTERCHANGEABLE
CYLINDER,MASTER
F66785

Frequently Asked Questions

What is NSN 6680-01-327-4471?

NSN 6680-01-327-4471 is a Tach,gear Subassy, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-327-4471?

NSN 6680-01-327-4471 has 2 cross-referenced part numbers: 174153 (Northrop Grumman Systems Corporation), 174153 (Northrop Grumman Systems Corporation).

What NSN replaces 6680-01-327-4471?

There is 1 known substitute for 6680-01-327-4471: 2530-00-248-3535. Verify interchangeability with system specifications before substitution.

What are the specifications of 174153?

Key specifications for 174153: General Characteristics Item Description: TACHOMETER WITH GEAR AND MOUNTING PLATE. 1 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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