The Plate,retaining,window, cataloged under National Stock Number 5340-01-027-3959, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-027-3959 |
| Item Name | Plate,retaining,window |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Mounting Hole Quantity | 8 |
| FSC Application Data | NIGHT VISION EQUIPMENT EMITTED AND REFLECTED RADIATION |
| Length | 3.665 INCHES MINIMUM AND 3.695 INCHES MAXIMUM APERTURE IN |
| Radius | 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM APERTURE CORNER IN |
| Diameter | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM MOUNTING HOLE IN |
| Shape | RECTANGULAR PLATE |
| Features Provided | APERTURE |
| Mounting Configuration | INDIVIDUALLY SPACED IN PAIRS ON 3.401 CENTERLINE |
| Width | 2.935 INCHES MINIMUM AND 2.965 INCHES MAXIMUM APERTURE IN |
| Material | ALUMINUM ALLOY OVERALL |
| Thickness | 0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM OVERALL IN |
| Mounting Hole Type | UNTHREADED |
| Aperture Shape | RECTANGULAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| SM-D-771357 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-027-3959 is a Plate,retaining,window, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-027-3959: Mounting Hole Quantity: 8; FSC Application Data: NIGHT VISION EQUIPMENT EMITTED AND REFLECTED RADIATION; Length: 3.665 INCHES MINIMUM AND 3.695 INCHES MAXIMUM APERTURE IN; Radius: 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM APERTURE CORNER IN. 13 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.
NSN 5340-01-027-3959 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.