FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment
Government record, cited
Also searched as6680-00-974-1981 ·
6680009741981 ·
NIIN 009741981 ·
00-974-1981 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Nearby stock numbers← 6680-00-974-0468
·
6680-00-974-1982 Tank Unit →
Features
Tank Unit — FSC 6680
Identification
NSN: 6680-00-974-1981
NIIN: 009741981
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
General Description
The Tank Unit, cataloged under National Stock Number 6680-00-974-1981, 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Instruments) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Tank Unit
FSC / FSG
6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66)
Technical Specifications
Parameter
Value
NSN
6680-00-974-1981
Item Name
Tank Unit
FSC / FSG
6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
EA772-1956M
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
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 6680-00-974-1981?
NSN 6680-00-974-1981 is a Tank Unit, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Is NSN 6680-00-974-1981 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.