NSN 6680-01-545-0666 · NIIN 015450666 · Part number 149-7999
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 6680-01-545-0666 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-545-0666. Manufacturer of record part number: 149-7999.
Also searched as6680-01-545-0666 ·
6680015450666 ·
NIIN 015450666 ·
01-545-0666 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 11083 · 149-7999
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 6680-01-545-0666
NIIN: 015450666
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 149-7999
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Transmitter,liquid Quantity, cataloged under National Stock Number 6680-01-545-0666, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6680-01-545-0666
Primary Part Number
149-7999
Item Name
Transmitter,liquid Quantity
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 6680-01-545-0666?
NSN 6680-01-545-0666 is a Transmitter,liquid Quantity, 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 6680-01-545-0666?
NSN 6680-01-545-0666 has 1 manufacturer part number on file: 149-7999 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 149-7999?
Key specifications for 149-7999: Current Type: DC; Special Features: 4 POS, TANK TOP-STEM END 280MM MM; Part Name Assigned by Controlling Agency: FUEL LEVEL SENSOR GP; End Item Identification: EVA 10 BARBANZA. 2 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-545-0666 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.