Tachometer6680-00-403-9648

NSN 6680-00-403-9648 · NIIN 004039648 · Part number 104268

Cummins Inc. · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 15434

Government record, cited

NSN 6680-00-403-9648 — this item is cataloged by the U.S. Government under National Stock Number 6680-00-403-9648. Manufacturer of record part number: 104268.

Also searched as 6680-00-403-9648 · 6680004039648 · NIIN 004039648 · 00-403-9648 · FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 15434 · 104268

Nearby stock numbers ← 6680-00-403-9521 Electrical Counter · 6680-00-403-9652 Thermostat →

Features

Tachometer — FSC 6680
1 manufacturer part number on file
Manufacturer of record: Cummins Inc.

Identification

NSN: 6680-00-403-9648
NIIN: 004039648
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 104268
Manufacturer: Cummins Inc.

General Description

The Tachometer, cataloged under National Stock Number 6680-00-403-9648, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Cummins Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Tachometer
FSC / FSG	6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66)
Manufacturers	Cummins Inc. (CAGE 15434)

Technical Specifications

Parameter	Value
NSN	6680-00-403-9648
Primary Part Number	104268
Item Name	Tachometer
FSC / FSG	6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Manufacturer	Cummins Inc.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

⇄ Related Items 2

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

1660-00-994-0068 POSSIBLE MATCH

FILTER,FLUID

Possible match (shared part number)

5320-01-172-8779104268 POSSIBLE MATCH

RIVET,SOLID

Possible match (shared part number)Allison Transmission Inc Dba Allison Transmission, Inc

Cross-Reference Index

Part Number	Manufacturer
104268 PRIMARY	Cummins Inc. (USA)

Related Parts

1660-00-994-0068POSSIBLE MATCH

FILTER,FLUID

5320-01-172-8779POSSIBLE MATCH

RIVET,SOLID

104268

Frequently Asked Questions

What is NSN 6680-00-403-9648?

NSN 6680-00-403-9648 is a Tachometer, manufactured by Cummins Inc., classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.

What part numbers are listed for NSN 6680-00-403-9648?

NSN 6680-00-403-9648 has 1 manufacturer part number on file: 104268 (Cummins Inc.).

What NSN replaces 6680-00-403-9648?

2 possible matches (shared part number, not a government interchangeability claim): 1660-00-994-0068, 5320-01-172-8779. Verify interchangeability with system specifications before substitution.

Is NSN 6680-00-403-9648 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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