NSN 6680-01-664-5698 · NIIN 016645698 · Part number 640SNAAL13M0EN4(7FT)P2V4NR0CC
Sierra Instruments, Inc. Dba Sierra Instruments Inc · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 56629
Government record, cited
NSN 6680-01-664-5698 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-664-5698. Manufacturer of record part number: 640SNAAL13M0EN4(7FT)P2V4NR0CC.
Also searched as6680-01-664-5698 ·
6680016645698 ·
NIIN 016645698 ·
01-664-5698 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 56629 · 640SNAAL13M0EN4(7FT)P2V4NR0CC · 514-03951-99
Manufacturer of record: Sierra Instruments, Inc. Dba Sierra Instruments Inc
Identification
NSN: 6680-01-664-5698
NIIN: 016645698
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 640SNAAL13M0EN4(7FT)P2V4NR0CC
Manufacturer: Sierra Instruments, Inc. Dba Sierra Instruments Inc
General Description
The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-664-5698, 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 Sierra Instruments, Inc. Dba Sierra Instruments Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6680-01-664-5698
Primary Part Number
640SNAAL13M0EN4(7FT)P2V4NR0CC
Item Name
Meter,flow Rate Indicating
FSC / FSG
6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Manufacturer
Sierra Instruments, Inc. Dba Sierra Instruments Inc
Sierra Instruments, Inc. Dba Sierra Instruments Inc (USA)
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 6680-01-664-5698?
NSN 6680-01-664-5698 is a Meter,flow Rate Indicating, manufactured by Sierra Instruments, Inc. Dba Sierra Instruments 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 6680-01-664-5698?
NSN 6680-01-664-5698 has 2 manufacturer part numbers on file: 514-03951-99 (Kato Engineering Inc.), 640SNAAL13M0EN4(7FT)P2V4NR0CC (Sierra Instruments, Inc. Dba Sierra Instruments Inc).
What are the specifications of 640SNAAL13M0EN4(7FT)P2V4NR0CC?
Key specifications for 640SNAAL13M0EN4(7FT)P2V4NR0CC: Part Name Assigned by Controlling Agency: GAS MASS FLOW METER; End Item Identification: 3805015602384. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-664-5698 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.