NSN 6650-01-665-6490 · NIIN 016656490 · Part number B179820
Gastops Inc Div Aviation and Defense · FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories · FSG 66 — Instruments and Laboratory Equipment · CAGE 3Y4X8
Government record, cited
NSN 6650-01-665-6490 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-665-6490. Manufacturer of record part number: B179820.
Also searched as6650-01-665-6490 ·
6650016656490 ·
NIIN 016656490 ·
01-665-6490 ·
FSC 6650 Optical Instruments, Test Equipment, Components and Accessories · CAGE 3Y4X8 · B179820 · B166500
Manufacturer of record: Gastops Inc Div Aviation and Defense
Identification
NSN: 6650-01-665-6490
NIIN: 016656490
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: B179820
Manufacturer: Gastops Inc Div Aviation and Defense
General Description
The Spectroscope,laser, cataloged under National Stock Number 6650-01-665-6490, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Gastops Inc Div Aviation and Defense. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name
Spectroscope,laser
FSC / FSG
6650 — Optical Instruments, Test Equipment, Components and Accessories (FSG 66)
Manufacturers
Gastops Inc Div Aviation and Defense (CAGE 3Y4X8)
Technical Specifications
Parameter
Value
NSN
6650-01-665-6490
Primary Part Number
B179820
Item Name
Spectroscope,laser
FSC / FSG
6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories
Other items in FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6650-00-000-0164
6650-00-000-0164 · Item name not on file
6650-00-001-2319
ARM,SHUTTER,SPECTROMETER
6650-00-001-2322
PLATE,MOUNTING,SPECTROMETER LAMP
6650-00-001-2323
LENS,OPTICAL INSTRUMENT
6650-00-001-2324
PLATE,SPECTROMETER DOOR
6650-00-001-2326
NOZZLE,AIR,SPECTROMETER
6650-00-001-2327
PLATE,LEFT,SPECTROMETER
6650-00-001-2328
6650-00-001-2328 · Item name not on file
Frequently Asked Questions
What is NSN 6650-01-665-6490?
NSN 6650-01-665-6490 is a Spectroscope,laser, manufactured by Gastops Inc Div Aviation and Defense, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
What part numbers are listed for NSN 6650-01-665-6490?
NSN 6650-01-665-6490 has 1 manufacturer part number on file: B179820 (Gastops Inc Div Aviation and Defense).
Is NSN 6650-01-665-6490 hazardous material?
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 6650-01-665-6490?
NSN 6650-01-665-6490 has DEMIL Code Q. 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.