The Portlight, cataloged under National Stock Number 2040-01-386-1441, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 20 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-386-1441 |
| Primary Part Number | 803-6397269 PC 184 |
| Item Name | Portlight |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Length | 5.000 INCHES NOMINAL IN |
| Frame Opening Diameter | 4.000 INCHES NOMINAL IN |
| Spigot | NOT INCLUDED |
| Ventilating Deadlight | NOT INCLUDED |
| Glass One Side Frosted Feature | INCLUDED |
| Diameter | 4.750 INCHES NOMINAL IN |
| Frame Type | PLAIN |
| Plate Glass in Holder | INCLUDED |
| Frame Depth | 4.000 INCHES NOMINAL IN |
| Screen | NOT INCLUDED |
| Frame Shape | ROUND |
| Outside Finishing Ring | NOT INCLUDED |
| Frame Outside Diameter | 5.000 INCHES NOMINAL IN |
| Material | STEEL HOLDER |
| Material | STEEL COVER |
| Material | STEEL FRAME |
| Removable Hinge Pin | NOT 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 |
|---|---|
| 803-6397269 PC 184 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 805-1400055 PIE | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 6397269 | 5/1 Secondary reference Naval Sea Systems Command |
| 803-6397262-39 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 805-1400055 PIE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 805-1400055 PC2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 167-7044218-39 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 803-6397261-39 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 2040-01-386-1441 is a Portlight, manufactured by Naval Sea Systems Command, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-386-1441 has 1 manufacturer part number on file: 803-6397269 PC 184 (Naval Sea Systems Command).
Key specifications for 803-6397269 PC 184: Length: 5.000 INCHES NOMINAL IN; Frame Opening Diameter: 4.000 INCHES NOMINAL IN; Spigot: NOT INCLUDED; Ventilating Deadlight: NOT INCLUDED. 20 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.