NSN 6680-01-691-6322 · NIIN 016916322 · Part number 1644AC6A1AA13D00A
Brooks Instrument Llc · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 4ZW64
Government record, cited
NSN 6680-01-691-6322 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-691-6322. Manufacturer of record part number: 1644AC6A1AA13D00A.
Also searched as6680-01-691-6322 ·
6680016916322 ·
NIIN 016916322 ·
01-691-6322 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 4ZW64 · 1644AC6A1AA13D00A
Inlet Connection Position for Which Designed: VERTICAL
Design Type: GLASS
Mounting Method: DIRECT LINE
Inlet Connection Type: THREADED
Scale Type: DIRECT CAPACITY READING
Meter Type: FLOAT
Identification
NSN: 6680-01-691-6322
NIIN: 016916322
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 1644AC6A1AA13D00A
Manufacturer: Brooks Instrument Llc
General Description
The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-691-6322, 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 Brooks Instrument Llc. Government technical data includes 7 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
6680-01-691-6322
Primary Part Number
1644AC6A1AA13D00A
Item Name
Meter,flow Rate Indicating
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 6680-01-691-6322?
NSN 6680-01-691-6322 is a Meter,flow Rate Indicating, manufactured by Brooks Instrument Llc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
What part numbers are listed for NSN 6680-01-691-6322?
NSN 6680-01-691-6322 has 1 manufacturer part number on file: 1644AC6A1AA13D00A (Brooks Instrument Llc).
What are the specifications of 1644AC6A1AA13D00A?
Key specifications for 1644AC6A1AA13D00A: Scale Quantity: 1; Inlet Connection Position for Which Designed: VERTICAL; Design Type: GLASS; Mounting Method: DIRECT LINE. 7 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-691-6322 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.