NSN 6650-01-571-6301 · NIIN 015716301 · Part number 19-171-045
Thermo Environmental Instruments Llc Div Environmental and Process Monitoring · FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories · FSG 66 — Instruments and Laboratory Equipment · CAGE 0HTS3
Government record, cited
NSN 6650-01-571-6301 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-571-6301. Manufacturer of record part number: 19-171-045.
Also searched as6650-01-571-6301 ·
6650015716301 ·
NIIN 015716301 ·
01-571-6301 ·
FSC 6650 Optical Instruments, Test Equipment, Components and Accessories · CAGE 0HTS3 · 19-171-045 · 205B-XL1T4S · 205B-XL1T4S
Nearby stock numbers← 6650-01-571-5430 Test Set, Optical Power
·
6650-01-571-6303 Case, Optical Instrument →
Features
Spectrophotometer — FSC 6650
3 manufacturer part numbers on file
Manufacturer of record: Thermo Environmental Instruments Llc Div Environmental and Process Monitoring
Identification
NSN: 6650-01-571-6301
NIIN: 015716301
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 19-171-045
Manufacturer: Thermo Environmental Instruments Llc Div Environmental and Process Monitoring
General Description
The Spectrophotometer, cataloged under National Stock Number 6650-01-571-6301, 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 Thermo Environmental Instruments Llc Div Environmental and Process Monitoring. The record lists 3 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
6650-01-571-6301
Primary Part Number
19-171-045
Item Name
Spectrophotometer
FSC / FSG
6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories
Manufacturer
Thermo Environmental Instruments Llc Div Environmental and Process Monitoring
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 6650-01-571-6301?
NSN 6650-01-571-6301 is a Spectrophotometer, manufactured by Thermo Environmental Instruments Llc Div Environmental and Process Monitoring, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
What part numbers are listed for NSN 6650-01-571-6301?
NSN 6650-01-571-6301 has 3 manufacturer part numbers on file: 19-171-045 (Thermo Environmental Instruments Llc Div Environmental and Process Monitoring), 205B-XL1T4S (Thermo Environmental Instruments Llc Div Environmental and Process Monitoring), 205B-XL1T4S (Ccs - Bulgaria Ood).
What are the specifications of 19-171-045?
Key specifications for 19-171-045: Part Name Assigned by Controlling Agency: SPECTROPHOTOMETER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6650-01-571-6301 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.