PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2658Tachometer Package

Auto Meter Products Inc. · NSN 6680-01-331-1923 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-331-1923 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-331-1923. Primary manufacturer part number: 2658.
Features
  • Tachometer Package — FSC 6680
  • General Characteristics Item Description: INCLUDES TACHOMETER,MOUNTING SHELL,BRACKET,WIRING HARNESS AND GROMMET
  • 2 verified cross-references
  • Primary manufacturer: Auto Meter Products Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Tachometer Package, cataloged under National Stock Number 6680-01-331-1923, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Auto Meter Products Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-331-1923
Primary Part Number2658
Item NameTachometer Package
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerAuto Meter Products Inc.
StatusACTIVE
General Characteristics Item DescriptionINCLUDES TACHOMETER,MOUNTING SHELL,BRACKET,WIRING HARNESS AND GROMMET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-146-1952103903-1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Rtx Corporation Div Pratt & Whitney
5950-00-265-5618 INTERCHANGEABLE
Coil,radio Frequency
5310-00-268-75192658 INTERCHANGEABLE
Nut,plain,hexagon
Telemechanics Inc
5130-00-674-9212 INTERCHANGEABLE
Bit,screwdriver
5325-00-839-94062658 INTERCHANGEABLE
Receptacle,special
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
5970-00-841-3026 INTERCHANGEABLE
Insulation Sleeving,electrical
5930-01-166-71425190438 INTERCHANGEABLE
Switch,rotary
Naval Sea Systems Command
5305-01-288-6575 INTERCHANGEABLE
Screw,cap,hexagon Head
5306-01-292-99039-086-100534 INTERCHANGEABLE
Bolt,machine
Grove U.s. Llc Dba Grove Us Llc
5136-01-431-6479 INTERCHANGEABLE
Tap Set,thread Cutting
Cross-Reference Index
Part NumberManufacturer
2658 PRIMARY Auto Meter Products Inc. (USA)
MG0100000100000 Tld Wollard Llc (USA)
Related Parts
4820-00-146-1952INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
103903-1
5950-00-265-5618INTERCHANGEABLE
COIL,RADIO FREQUENCY
5310-00-268-7519INTERCHANGEABLE
NUT,PLAIN,HEXAGON
2658
5130-00-674-9212INTERCHANGEABLE
BIT,SCREWDRIVER
5325-00-839-9406INTERCHANGEABLE
RECEPTACLE,SPECIAL
2658
5970-00-841-3026INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
5930-01-166-7142INTERCHANGEABLE
SWITCH,ROTARY
5190438
5305-01-288-6575INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5306-01-292-9903INTERCHANGEABLE
BOLT,MACHINE
9-086-100534
5136-01-431-6479INTERCHANGEABLE
TAP SET,THREAD CUTTING

Frequently Asked Questions

What is NSN 6680-01-331-1923?

NSN 6680-01-331-1923 is a Tachometer Package, manufactured by Auto Meter Products Inc., classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-331-1923?

NSN 6680-01-331-1923 has 2 cross-referenced part numbers: 2658 (Auto Meter Products Inc.), MG0100000100000 (Tld Wollard Llc).

What NSN replaces 6680-01-331-1923?

There are 10 known substitutes for 6680-01-331-1923: 4820-00-146-1952, 5950-00-265-5618, 5310-00-268-7519 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2658?

Key specifications for 2658: General Characteristics Item Description: INCLUDES TACHOMETER,MOUNTING SHELL,BRACKET,WIRING HARNESS AND GROMMET. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com