NSN 6680-01-498-0671 · NIIN 014980671 · Part number TMS-2645
Clark-Reliance Llc · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 007F8
Government record, cited
NSN 6680-01-498-0671 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-498-0671. Manufacturer of record part number: TMS-2645.
Also searched as6680-01-498-0671 ·
6680014980671 ·
NIIN 014980671 ·
01-498-0671 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 007F8 · TMS-2645
Nearby stock numbers← 6680-01-498-0501 Test Set, Flow Rate Indicating Me
·
6680-01-498-0673 Gage Rod, Liquid Level →
Features
Indicator,sight,liquid — FSC 6680
Furnished Data: LIQUID FLOW
Data Furnishing Method: CLEAR WINDOW AND ROTOR
Style Designator: DOUBLE PORT FLANGED
Material: COPPER ALLOY
Sight Diameter: 1.250 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Clark-Reliance Llc
Identification
NSN: 6680-01-498-0671
NIIN: 014980671
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: TMS-2645
Manufacturer: Clark-Reliance Llc
General Description
The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-498-0671, 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 Clark-Reliance Llc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
6680-01-498-0671
Primary Part Number
TMS-2645
Item Name
Indicator,sight,liquid
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 6680-01-498-0671?
NSN 6680-01-498-0671 is a Indicator,sight,liquid, manufactured by Clark-Reliance 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 6680-01-498-0671?
NSN 6680-01-498-0671 has 1 manufacturer part number on file: TMS-2645 (Clark-Reliance Llc).
What are the specifications of TMS-2645?
Key specifications for TMS-2645: Overall Height: 5.380 INCHES NOMINAL IN; Furnished Data: LIQUID FLOW; Data Furnishing Method: CLEAR WINDOW AND ROTOR; Style Designator: DOUBLE PORT FLANGED. 5 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-498-0671 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.