NSN 6650-01-185-2544 · NIIN 011852544 · Part number 345957-1
Raytheon Company · FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories · FSG 66 — Instruments and Laboratory Equipment · CAGE 37695
Government record, cited
NSN 6650-01-185-2544 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-185-2544. Manufacturer of record part number: 345957-1.
Also searched as6650-01-185-2544 ·
6650011852544 ·
NIIN 011852544 ·
01-185-2544 ·
FSC 6650 Optical Instruments, Test Equipment, Components and Accessories · CAGE 37695 · 345957-1
Material Document and Classification: DD-G-451 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
Width: 1.440 INCHES NOMINAL IN
Material: GLASS LOCATION NOT OTHERWISE SPECIFIED
Thickness: 0.085 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN
1 manufacturer part number on file
Manufacturer of record: Raytheon Company
Identification
NSN: 6650-01-185-2544
NIIN: 011852544
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 345957-1
Manufacturer: Raytheon Company
General Description
The Window,optical Instrument, cataloged under National Stock Number 6650-01-185-2544, 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 Raytheon Company. 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
6650-01-185-2544
Primary Part Number
345957-1
Item Name
Window,optical Instrument
FSC / FSG
6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories
Manufacturer
Raytheon Company
Status
ACTIVE
Length
3.640 INCHES NOMINAL IN
Material Document and Classification
DD-G-451 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
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 6650-01-185-2544?
NSN 6650-01-185-2544 is a Window,optical Instrument, manufactured by Raytheon Company, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
What part numbers are listed for NSN 6650-01-185-2544?
NSN 6650-01-185-2544 has 1 manufacturer part number on file: 345957-1 (Raytheon Company).
What are the specifications of 345957-1?
Key specifications for 345957-1: Length: 3.640 INCHES NOMINAL IN; Material Document and Classification: DD-G-451 FED SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED; Width: 1.440 INCHES NOMINAL IN; Material: GLASS LOCATION NOT OTHERWISE SPECIFIED. 5 specifications are documented in the U.S. Government catalog.
Is NSN 6650-01-185-2544 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 6650-01-185-2544?
NSN 6650-01-185-2544 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.