NSN 6680-01-203-2142 · NIIN 012032142 · Part number 20590-F PIECE 33
Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 04537
Government record, cited
NSN 6680-01-203-2142 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-203-2142. Manufacturer of record part number: 20590-F PIECE 33.
Also searched as6680-01-203-2142 ·
6680012032142 ·
NIIN 012032142 ·
01-203-2142 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 04537 · 20590-F PIECE 33
Manufacturer of record: Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
Identification
NSN: 6680-01-203-2142
NIIN: 012032142
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 20590-F PIECE 33
Manufacturer: Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
General Description
The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-203-2142, 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 Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6680-01-203-2142
Primary Part Number
20590-F PIECE 33
Item Name
Indicator,sight,liquid
FSC / FSG
6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Manufacturer
Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (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 6680-01-203-2142?
NSN 6680-01-203-2142 is a Indicator,sight,liquid, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
What part numbers are listed for NSN 6680-01-203-2142?
NSN 6680-01-203-2142 has 1 manufacturer part number on file: 20590-F PIECE 33 (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa).
What are the specifications of 20590-F PIECE 33?
Key specifications for 20590-F PIECE 33: Furnished Data: LIQUID LEVEL; Data Furnishing Method: CLEAR WINDOW; Maximum Temp Rating: 100.0 CELSIUS DEGC; Media for Which Designed: WATER. 5 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-203-2142 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.