The Window,observation, cataloged under National Stock Number 9340-01-159-2344, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 10 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9340-01-159-2344 |
| Primary Part Number | 154053 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Overall Thickness | 0.125 INCHES NOMINAL IN |
| Material Transparency | TRANSLUCENT |
| Style Designator | CHAMFERED CORNERS |
| Material Document and Classification | L-P-391C,TYPE 1,GRADE G FED SPEC SINGLE MATERIAL RESPONSE |
| Edge Type | FLAT UNFINISHED |
| Ply Quantity | 1 |
| Color | BRONZE |
| Special Markings | BLACK HORIZONTAL ENGRAVED LINE W/ARROW POINT MIDWAY |
| Material | PLASTIC METHYL METHACRYLATE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 154053 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
NSN 9340-01-159-2344 is a Window,observation, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 9340, Glass Fabricated Materials. Status: active.
NSN 9340-01-159-2344 has 1 manufacturer part number on file: 154053 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-505-1482. Verify interchangeability with system specifications before substitution.
Key specifications for 154053: FSC Application Data: TEST SET,ELECT. EQUIP.; Overall Thickness: 0.125 INCHES NOMINAL IN; Material Transparency: TRANSLUCENT; Style Designator: CHAMFERED CORNERS. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.