The Portlight, cataloged under National Stock Number 2040-01-371-5454, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Cornell-Carr Co., Inc.. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-371-5454 |
| Primary Part Number | KS-17620-6 |
| Item Name | Portlight |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Cornell-Carr Co., Inc. |
| Status | ACTIVE |
| Frame Opening Diameter | 15.000 INCHES NOMINAL IN |
| Spigot | NOT INCLUDED |
| Ventilating Deadlight | NOT INCLUDED |
| Glass One Side Frosted Feature | NOT INCLUDED |
| Diameter | 14.000 INCHES NOMINAL IN |
| Frame Type | FLANGED |
| Plate Glass in Holder | INCLUDED |
| Screen | NOT INCLUDED |
| Frame Shape | ROUND |
| Outside Finishing Ring | INCLUDED |
| Frame Outside Diameter | 16.000 INCHES NOMINAL IN |
| Material | ALUMINUM COVER |
| Material | COPPER ALLOY HOLDER |
| Material | STEEL FRAME |
| Removable Hinge Pin | INCLUDED |
| Glass Thickness | 0.750 INCHES NOMINAL IN |
| Cover | PROVIDED |
| Water Shed | NOT INCLUDED |
| 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 |
|---|---|
| KS-17620-6 PRIMARY | Cornell-Carr Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| KS-17620-6 REV- | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| KS-17620-6 | 5/9 Secondary reference U.S. Government activity |
NSN 2040-01-371-5454 is a Portlight, manufactured by Cornell-Carr Co., Inc., classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-371-5454 has 1 manufacturer part number on file: KS-17620-6 (Cornell-Carr Co., Inc.).
Key specifications for KS-17620-6: Frame Opening Diameter: 15.000 INCHES NOMINAL IN; Spigot: NOT INCLUDED; Ventilating Deadlight: NOT INCLUDED; Glass One Side Frosted Feature: NOT INCLUDED. 18 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.