The Retainer,optical Element, cataloged under National Stock Number 5855-01-486-0440, is classified within Federal Supply Class 5855 (Night Vision Equipment, Emitted and Reflected Radiation) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Lourdes Industries, Inc.. Government technical data includes 2 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 | 5855-01-486-0440 |
| Primary Part Number | 71725 |
| Item Name | Retainer,optical Element |
| FSC / FSG | 5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation |
| Manufacturer | Lourdes Industries, Inc. |
| Status | ACTIVE |
| Flange Diameter | 0.268 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| 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 |
|---|---|
| 71725 PRIMARY | Lourdes Industries, Inc. (USA) |
NSN 5855-01-486-0440 is a Retainer,optical Element, manufactured by Lourdes Industries, Inc., classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
NSN 5855-01-486-0440 has 1 manufacturer part number on file: 71725 (Lourdes Industries, Inc.).
Key specifications for 71725: Flange Diameter: 0.268 INCHES NOMINAL IN; Style Designator: SHOULDERED; Overall Length: 0.932 INCHES NOMINAL IN; Special Features: INCONEL 718 PER AMS 5662, FINISH PASSIUATE PER QQ-P-35, TYPE II. 2 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.