NSN 6680-01-255-6973 · NIIN 012556973 · Part number 3E1932
Caterpillar Inc Div Caterpillar Defense · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 11083
Government record, cited
NSN 6680-01-255-6973 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-255-6973. Manufacturer of record part number: 3E1932.
Also searched as6680-01-255-6973 ·
6680012556973 ·
NIIN 012556973 ·
01-255-6973 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 11083 · 3E1932 · 2N5744
Nearby stock numbers← 6680-01-255-4814 Disc, Meter
·
6680-01-255-6991 Gage, Liquid Quantity, Float Type →
Features
Tachometer,electrical,self-Gener — FSC 6680
Scale Measurement Unit: REVOLUTIONS PER MINUTE
Scale Measurement Range: +0.0 TO 3500.0
1 manufacturer part number on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 6680-01-255-6973
NIIN: 012556973
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 3E1932
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Tachometer,electrical,self-Gener, cataloged under National Stock Number 6680-01-255-6973, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6680-01-255-6973
Primary Part Number
3E1932
Item Name
Tachometer,electrical,self-Gener
FSC / FSG
6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Other items in FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6680-00-000-0189
TRANSMITTER,LIQUID QUANTITY
6680-00-001-1478
GAGE ROD-CAP,LIQUID LEVEL
6680-00-001-1502
6680-00-001-1502 · Item name not on file
6680-00-001-1506
6680-00-001-1506 · Item name not on file
6680-00-001-1511
GAGE ROD,LIQUID LEVEL
6680-00-001-3672
COUNTER,ROTATING
6680-00-001-3675
INDICATOR,SIGHT,LIQUID
6680-00-001-4170
COUNTER,ROTATING
Frequently Asked Questions
What is NSN 6680-01-255-6973?
NSN 6680-01-255-6973 is a Tachometer,electrical,self-Gener, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
What part numbers are listed for NSN 6680-01-255-6973?
NSN 6680-01-255-6973 has 1 manufacturer part number on file: 3E1932 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 3E1932?
Key specifications for 3E1932: Scale Measurement Unit: REVOLUTIONS PER MINUTE; Scale Measurement Range: +0.0 TO 3500.0. 2 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-255-6973 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.