The Window,observation, cataloged under National Stock Number 9340-01-293-7622, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
9340-01-293-7622
Item Name
Window,observation
FSC / FSG
9340 / 93 — Glass Fabricated Materials
Status
ACTIVE
Overall Diameter
14.500 INCHES NOMINAL IN
Overall Thickness
0.500 INCHES NOMINAL IN
Material Transparency
CLEAR
Style Designator
CIRCULAR
Features Provided
TEMPERED
Ply Quantity
2
Material
GLASS LAMINATE
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
10-2669-25
3/9Design control — primary reference
Marhill Mfg Co Inc
No interchangeability data on file.
Other items in FSC 9340 — Glass Fabricated Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
9340-00-001-2702
WINDOW,OBSERVATION
9340-00-001-3590
WINDOW,OBSERVATION
9340-00-001-3591
WINDOW,ELECTRICALL
9340-00-001-3592
WINDOW,OBSERVATION
9340-00-003-0380
WINDOW,OBSERVATION
9340-00-003-1497
9340-00-003-1497 · Item name not on file
9340-00-003-1553
9340-00-003-1553 · Item name not on file
9340-00-003-7325
9340-00-003-7325 · Item name not on file
Frequently Asked Questions
What is NSN 9340-01-293-7622?
NSN 9340-01-293-7622 is a Window,observation, classified under FSC 9340, Glass Fabricated Materials. Status: active.
What are the specifications of 9340-01-293-7622?
Key specifications for 9340-01-293-7622: Overall Diameter: 14.500 INCHES NOMINAL IN; Overall Thickness: 0.500 INCHES NOMINAL IN; Material Transparency: CLEAR; Style Designator: CIRCULAR. 7 specifications are documented in the U.S. Government catalog.
Is NSN 9340-01-293-7622 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.