The Portlight, cataloged under National Stock Number 2040-01-507-7249, 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 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-507-7249 |
| Primary Part Number | KS-30301 ITEM 4 |
| Item Name | Portlight |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Cornell-Carr Co., Inc. |
| Status | ACTIVE |
| Spigot | NOT INCLUDED |
| Ventilating Deadlight | NOT INCLUDED |
| Plate Glass in Holder | NOT INCLUDED |
| Screen | NOT INCLUDED |
| Outside Finishing Ring | NOT INCLUDED |
| Removable Hinge Pin | NOT INCLUDED |
| Glass Thickness | 19.0 MILLIMETERS NOMINAL MM |
| Cover | NOT 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-30301 ITEM 4 PRIMARY | Cornell-Carr Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| KS-30301 ITEM 4 | 5/9 Secondary reference U.S. Government activity |
| KS-30301 | D/9 Drawing number reference only U.S. Government activity |
| KS-30312 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 2040-01-507-7249 is a Portlight, manufactured by Cornell-Carr Co., Inc., classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-507-7249 has 1 manufacturer part number on file: KS-30301 ITEM 4 (Cornell-Carr Co., Inc.).
Key specifications for KS-30301 ITEM 4: Spigot: NOT INCLUDED; Ventilating Deadlight: NOT INCLUDED; Plate Glass in Holder: NOT INCLUDED; Screen: NOT INCLUDED. 9 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.