The Window,observation, cataloged under National Stock Number 9330-01-486-8352, is classified within Federal Supply Class 9330 (Plastics Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is Singer Industrial Sewing Products Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9330-01-486-8352 |
| Primary Part Number | 545944 |
| Item Name | Window,observation |
| FSC / FSG | 9330 / 93 — Plastics Fabricated Materials |
| Manufacturer | Singer Industrial Sewing Products Co |
| Status | ACTIVE |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| Surface Finish | POLISHED |
| Overall Thickness | 0.625 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Style Designator | CIRCULAR |
| Edge Type | FLAT FINISH |
| Environmental Protection | HIGH TEMPERATURE RESISTANT AND PETROLEUM RESISTANT |
| Material | PLASTIC VINYL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 545944 PRIMARY | Singer Industrial Sewing Products Co (USA) |
| Reference | Meaning |
|---|---|
| 545944 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 9330-01-486-8352 is a Window,observation, manufactured by Singer Industrial Sewing Products Co, classified under FSC 9330, Plastics Fabricated Materials. Status: active.
NSN 9330-01-486-8352 has 1 manufacturer part number on file: 545944 (Singer Industrial Sewing Products Co).
Key specifications for 545944: Overall Diameter: 1.000 INCHES NOMINAL IN; Surface Finish: POLISHED; Overall Thickness: 0.625 INCHES NOMINAL IN; Material Transparency: CLEAR. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.