The Window,dial, cataloged under National Stock Number 5355-00-668-1523, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is The Dewey Electronics Corporation Div Pitometer Log Division. Government technical data includes 5 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 | 5355-00-668-1523 |
| Primary Part Number | S1577 |
| Item Name | Window,dial |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | The Dewey Electronics Corporation Div Pitometer Log Division |
| Status | ACTIVE |
| Style Designator | ROUND |
| Outside Diameter | 4.500 INCHES NOMINAL IN |
| Material Thickness | 0.250 INCHES NOMINAL IN |
| Material | GLASS |
| Attachment Method | CLAMP |
| 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 |
|---|---|
| S1577 PRIMARY | The Dewey Electronics Corporation Div Pitometer Log Division (USA) |
NSN 5355-00-668-1523 is a Window,dial, manufactured by The Dewey Electronics Corporation Div Pitometer Log Division, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-668-1523 has 1 manufacturer part number on file: S1577 (The Dewey Electronics Corporation Div Pitometer Log Division).
Key specifications for S1577: Style Designator: ROUND; Outside Diameter: 4.500 INCHES NOMINAL IN; Material Thickness: 0.250 INCHES NOMINAL IN; Material: GLASS. 5 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.