FSC: 1240 — Optical Sighting and Ranging Equipment
FSG: 12 — Fire Control Equipment
General Description
The Headrest,optical Instrument, cataloged under National Stock Number 1240-01-492-7828, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1240-01-492-7828
Item Name
Headrest,optical Instrument
FSC / FSG
1240 / 12 — Optical Sighting and Ranging Equipment
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
47609008-1
3/2Design control — primary reference
U.S. Government activity
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 1240-01-492-7828?
NSN 1240-01-492-7828 is a Headrest,optical Instrument, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
What are the specifications of 1240-01-492-7828?
Key specifications for 1240-01-492-7828: Part Name Assigned by Controlling Agency: BROW PAD ANGLE; End Item Identification: DARD ARMORED VEHICLE. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1240-01-492-7828 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.