The Mirror,laser, cataloged under National Stock Number 5860-01-353-3731, is classified within Federal Supply Class 5860 (Stimulated Coherent Radiation Devices, Components, and Accessories) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Oriel Corp. Government technical data includes 3 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5860-01-353-3731 |
| Primary Part Number | 44251 |
| Item Name | Mirror,laser |
| FSC / FSG | 5860 / 58 — Stimulated Coherent Radiation Devices, Components, and Accessories |
| Manufacturer | Oriel Corp |
| Status | ACTIVE |
| Diameter | 4.000 INCHES NOMINAL IN |
| Material | GLASS BOROSILICATE LOCATION NOT OTHERWISE SPECIFIED |
| Thickness | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 44251 PRIMARY | Oriel Corp (USA) |
NSN 5860-01-353-3731 is a Mirror,laser, manufactured by Oriel Corp, classified under FSC 5860, Stimulated Coherent Radiation Devices, Components, and Accessories. Status: active.
NSN 5860-01-353-3731 has 1 manufacturer part number on file: 44251 (Oriel Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-526-6344, 5120-01-652-1475. Verify interchangeability with system specifications before substitution.
Key specifications for 44251: Diameter: 4.000 INCHES NOMINAL IN; Special Features: 1/2 FLATNESS OVER APERATURE; Material: GLASS BOROSILICATE LOCATION NOT OTHERWISE SPECIFIED; Thickness: 0.625 INCHES NOMINAL IN. 3 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.
NSN 5860-01-353-3731 has DEMIL Code D. 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.