The Window,observation, cataloged under National Stock Number 9340-00-925-5155, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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.
| Parameter | Value |
|---|---|
| NSN | 9340-00-925-5155 |
| Primary Part Number | 553-7135-002 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| FSC Application Data | RADIO AND TELEVISION COMMUNICATION EQUIPMENT,EXCEPT AIRBORNE |
| Overall Diameter | 5.250 INCHES NOMINAL IN |
| Overall Thickness | 4.625 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Style Designator | CIRCULAR |
| Material | PLASTIC |
| 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 |
|---|---|
| 553-7135-002 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 9340-00-925-5155 is a Window,observation, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 9340, Glass Fabricated Materials. Status: active.
NSN 9340-00-925-5155 has 1 manufacturer part number on file: 553-7135-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 553-7135-002: FSC Application Data: RADIO AND TELEVISION COMMUNICATION EQUIPMENT,EXCEPT AIRBORNE; Overall Diameter: 5.250 INCHES NOMINAL IN; Overall Thickness: 4.625 INCHES NOMINAL IN; Material Transparency: CLEAR. 6 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.