The Mirror,optical Instrument, cataloged under National Stock Number 6650-01-440-1979, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Cvi Laser Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-440-1979 |
| Primary Part Number | Y1-PW1-1525-45P |
| Item Name | Mirror,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Cvi Laser Llc |
| Status | ACTIVE |
| Material | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| Y1-PW1-1525-45P PRIMARY | Cvi Laser Llc (USA) |
| Reference | Meaning |
|---|---|
| 74B749049-201 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 6650-01-440-1979 is a Mirror,optical Instrument, manufactured by Cvi Laser Llc, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-440-1979 has 1 manufacturer part number on file: Y1-PW1-1525-45P (Cvi Laser Llc).
Key specifications for Y1-PW1-1525-45P: Special Features: MATERIAL: BK-7 OR FUSED SILICA; REFLECTIVITY: GREATER THAN OR EQUAL TO 95 PCT AT 1064 NM (FIRST SURFACE; ANGLE OF INCIDENCE: 45 DEGREES.; End Item Identification: LASER TEST SET; F/A-18.; Material: GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED. 1 specification is 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.