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NSN 1240-01-523-8973Government record, cited

Case, Optical Instrument1240-01-523-8973

NSN 1240-01-523-8973 · NIIN 015238973 · Part number 20000230-9
Northrop Grumman Systems Corporation · FSC 1240 — Optical Sighting and Ranging Equipment · FSG 12 — Fire Control Equipment · CAGE 34860
Government record, cited
NSN 1240-01-523-8973 — this item is cataloged by the U.S. Government under National Stock Number 1240-01-523-8973. Manufacturer of record part number: 20000230-9.
Also searched as  1240-01-523-8973 · 1240015238973 · NIIN 015238973 · 01-523-8973 · FSC 1240 Optical Sighting and Ranging Equipment · CAGE 34860 · 20000230-9 · 20000230
Nearby stock numbers  ·
Features
  • Case,optical Instrument — FSC 1240
  • 1 manufacturer part number on file
  • Manufacturer of record: Northrop Grumman Systems Corporation
Identification
  • NSN: 1240-01-523-8973
  • NIIN: 015238973
  • FSC: 1240 — Optical Sighting and Ranging Equipment
  • FSG: 12 — Fire Control Equipment
  • Primary part number: 20000230-9
  • Manufacturer: Northrop Grumman Systems Corporation
General Description

The Case,optical Instrument, cataloged under National Stock Number 1240-01-523-8973, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 NameCase,optical Instrument
FSC / FSG1240 — Optical Sighting and Ranging Equipment (FSG 12)
ManufacturersNorthrop Grumman Systems Corporation (CAGE 34860)
Technical Specifications
ParameterValue
NSN1240-01-523-8973
Primary Part Number20000230-9
Item NameCase,optical Instrument
FSC / FSG1240 / 12 — Optical Sighting and Ranging Equipment
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
20000230-9 PRIMARY Northrop Grumman Systems Corporation (USA)
Reference documents
ReferenceMeaning
20000230 D/9 Drawing number reference only
Northrop Grumman Systems Corporation
No interchangeability data on file.
Other items in FSC 1240 — Optical Sighting and Ranging Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1240-00-000-0160
SIGHT UNIT
1240-00-001-4014
1240-00-001-4014 · Item name not on file
1240-00-001-4015
1240-00-001-4015 · Item name not on file
1240-00-001-4488
FILTER,LIGHT,OPTICAL INSTRUMENT
1240-00-003-1076
1240-00-003-1076 · Item name not on file
1240-00-003-8404
1240-00-003-8404 · Item name not on file
1240-00-003-8405
1240-00-003-8405 · Item name not on file
1240-00-003-8406
MOUNT,TELESCOPE

Frequently Asked Questions

What is NSN 1240-01-523-8973?

NSN 1240-01-523-8973 is a Case,optical Instrument, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.

What part numbers are listed for NSN 1240-01-523-8973?

NSN 1240-01-523-8973 has 1 manufacturer part number on file: 20000230-9 (Northrop Grumman Systems Corporation).

Is NSN 1240-01-523-8973 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.
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