NSN 6680-01-581-3997 · NIIN 015813997 · Part number NW001018-03
Hdt Expeditionary Systems Inc · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 09CS7
Government record, cited
NSN 6680-01-581-3997 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-581-3997. Manufacturer of record part number: NW001018-03.
Also searched as6680-01-581-3997 ·
6680015813997 ·
NIIN 015813997 ·
01-581-3997 ·
FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 09CS7 · NW001018-03
Nearby stock numbers← 6680-01-581-3952 Venturi Meter
·
6680-01-581-5081 Gage, Liquid Quantity, Float Type →
Features
Flow Regulator,openaire — FSC 6680
Overall Diameter: 19.000 INCHES NOMINAL IN
Color: WHITE AND GRAY/GREY
Material: ALUMINUM AND PLASTIC AND STEEL CORROSION RESISTING AND RUBBER SYNTHETIC
1 manufacturer part number on file
Manufacturer of record: Hdt Expeditionary Systems Inc
Identification
NSN: 6680-01-581-3997
NIIN: 015813997
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: NW001018-03
Manufacturer: Hdt Expeditionary Systems Inc
General Description
The Flow Regulator,openaire, cataloged under National Stock Number 6680-01-581-3997, 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 Hdt Expeditionary Systems Inc. Government technical data includes 3 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
6680-01-581-3997
Primary Part Number
NW001018-03
Item Name
Flow Regulator,openaire
FSC / FSG
6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Manufacturer
Hdt Expeditionary Systems Inc
Status
ACTIVE
Overall Diameter
19.000 INCHES NOMINAL IN
Color
WHITE AND GRAY/GREY
Material
ALUMINUM AND PLASTIC AND STEEL CORROSION RESISTING AND RUBBER SYNTHETIC
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 6680-01-581-3997?
NSN 6680-01-581-3997 is a Flow Regulator,openaire, manufactured by Hdt Expeditionary Systems 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 6680-01-581-3997?
NSN 6680-01-581-3997 has 1 manufacturer part number on file: NW001018-03 (Hdt Expeditionary Systems Inc).
What are the specifications of NW001018-03?
Key specifications for NW001018-03: Overall Diameter: 19.000 INCHES NOMINAL IN; Overall Width: 1.250 INCHES NOMINAL IN; Color: WHITE AND GRAY/GREY; Special Features: CREATES AIR FLOW RESTRICTIONS OF 5.0 TO 7.5 INCH WG AT THE NOMINAL FLOW RATE OF 600 CFM IN. 3 specifications are documented in the U.S. Government catalog.
Is NSN 6680-01-581-3997 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.
What is the DEMIL code for NSN 6680-01-581-3997?
NSN 6680-01-581-3997 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.