The Window,observation, cataloged under National Stock Number 9340-01-172-1297, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9340-01-172-1297 |
| Primary Part Number | 541 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Manufacturer | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco |
| Status | ACTIVE |
| Material Transparency | CLEAR |
| Style Designator | OVAL |
| Material | GLASS SAFETY |
| 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 |
|---|---|
| 54CAB0541 | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco (USA) |
| 541 PRIMARY | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco (USA) |
| Reference | Meaning |
|---|---|
| 54CAB0541 | 5/9 Secondary reference U.S. Government activity |
| 541 | 3/9 Design control — primary reference U.S. Government activity |
NSN 9340-01-172-1297 is a Window,observation, manufactured by Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco, classified under FSC 9340, Glass Fabricated Materials. Status: active.
NSN 9340-01-172-1297 has 2 manufacturer part numbers on file: 54CAB0541 (Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco), 541 (Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco).
Key specifications for 541: Material Transparency: CLEAR; Style Designator: OVAL; Overall Length: 17.500 INCHES NOMINAL IN; Overall Width: 7.000 INCHES NOMINAL IN. 3 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.