The Reticle,optical Instrument, cataloged under National Stock Number 6650-01-045-5493, 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 Micrometrology Laboratories, Incorp Dba Micrometrology Labs., Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-045-5493 |
| Primary Part Number | SM-D-850490-8 |
| Item Name | Reticle,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Micrometrology Laboratories, Incorp Dba Micrometrology Labs., Inc. |
| Status | ACTIVE |
| Graduations/markings | RANGE SCALE |
| Scale Calibration | 4 TO 10 MR |
| Style Designator | HORIZONTALLY GRADUATED FROM CENTER |
| Axial Thickness | 0.125 INCHES NOMINAL IN |
| Rim Finish | GROUND |
| Material | GLASS |
| Angle in Deg | 45.0 |
| 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 |
|---|---|
| SM-D-850490-8 | Micrometrology Laboratories, Incorp Dba Micrometrology Labs., Inc. (USA) |
| SM-D-850490-8 | Triman Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-D-850490-8 | 5/9 Secondary reference Brysen Optical Corporation |
| SM-D-850490-8 | 3/2 Design control — primary reference U.S. Government activity |
| SM-D-850490-8 | 5/9 Secondary reference L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division |
| SM-D-850490-8 | 5/9 Secondary reference Varo Llc |
NSN 6650-01-045-5493 is a Reticle,optical Instrument, manufactured by Micrometrology Laboratories, Incorp Dba Micrometrology Labs., Inc., classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-045-5493 has 2 manufacturer part numbers on file: SM-D-850490-8 (Micrometrology Laboratories, Incorp Dba Micrometrology Labs., Inc.), SM-D-850490-8 (Triman Industries Inc).
Key specifications for SM-D-850490-8: Graduations/markings: RANGE SCALE; Scale Calibration: 4 TO 10 MR; Style Designator: HORIZONTALLY GRADUATED FROM CENTER; Axial Thickness: 0.125 INCHES NOMINAL IN. 7 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 6650-01-045-5493 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.