The Lens,optical Instrument, cataloged under National Stock Number 6650-01-319-3922, 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 Lockheed Martin Corp Electronics and Missiles Div. Government technical data includes 4 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-319-3922 |
| Primary Part Number | 153158 |
| Item Name | Lens,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| Diameter | 0.800 INCHES NOMINAL IN |
| Axial Thickness | 0.079 INCHES NOMINAL IN |
| Material | GLASS |
| Single Lens Style | DOUBLE CONCAVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 153158 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
NSN 6650-01-319-3922 is a Lens,optical Instrument, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-319-3922 has 1 manufacturer part number on file: 153158 (Lockheed Martin Corp Electronics and Missiles Div).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-572-3474. Verify interchangeability with system specifications before substitution.
Key specifications for 153158: Diameter: 0.800 INCHES NOMINAL IN; Axial Thickness: 0.079 INCHES NOMINAL IN; Special Features: ALTERED DRAWING-MAKE FROM P/N 01LDK009/077 OR EQUAL,CAGE 54081; End Item Identification: 4920-01-209-5085 OPTICS TEST STATION. 4 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 6650-01-319-3922 has DEMIL Code Q. 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.