NSN 6650-01-193-8982 · NIIN 011938982 · Part number 031521
Qioptiq Ltd · FSC 6650 — Optical Instruments, Test Equipment, Components and Accessories · FSG 66 — Instruments and Laboratory Equipment · CAGE K6111
Government record, cited
NSN 6650-01-193-8982 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-193-8982. Manufacturer of record part number: 031521.
Also searched as6650-01-193-8982 ·
6650011938982 ·
NIIN 011938982 ·
01-193-8982 ·
FSC 6650 Optical Instruments, Test Equipment, Components and Accessories · CAGE K6111 · 031521
Material Document and Classification: MIL-G-174, CLASS 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE
Diameter: 161.150 INCHES NOMINAL IN
Axial Thickness: 9.130 INCHES NOMINAL IN
Material: GLASS OPTICAL
Single Lens Style: MENISCUS DIVERGING
1 manufacturer part number on file
Identification
NSN: 6650-01-193-8982
NIIN: 011938982
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 031521
Manufacturer: Qioptiq Ltd
General Description
The Lens,optical Instrument, cataloged under National Stock Number 6650-01-193-8982, 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 Qioptiq Ltd. Government technical data includes 6 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
6650-01-193-8982
Primary Part Number
031521
Item Name
Lens,optical Instrument
FSC / FSG
6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories
Manufacturer
Qioptiq Ltd
Status
ACTIVE
Length
157.750 INCHES NOMINAL IN
Material Document and Classification
MIL-G-174, CLASS 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE
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 6650-01-193-8982?
NSN 6650-01-193-8982 is a Lens,optical Instrument, manufactured by Qioptiq Ltd, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
What part numbers are listed for NSN 6650-01-193-8982?
NSN 6650-01-193-8982 has 1 manufacturer part number on file: 031521 (Qioptiq Ltd).
What are the specifications of 031521?
Key specifications for 031521: Length: 157.750 INCHES NOMINAL IN; Material Document and Classification: MIL-G-174, CLASS 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE; Diameter: 161.150 INCHES NOMINAL IN; Axial Thickness: 9.130 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 6650-01-193-8982 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 6650-01-193-8982?
NSN 6650-01-193-8982 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.