The Borescope, cataloged under National Stock Number 6650-01-320-4281, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-320-4281 |
| Item Name | Borescope |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Status | ACTIVE |
| Optical Device Type | LENS |
| Focusing Type | ADJUSTABLE |
| Bracket | NOT PROVIDED |
| Field View Coverage | 55 DEG |
| Carrying Case | NOT PROVIDED |
| Objective Aperture Diameter | 0.31 INCHES NOMINAL IN |
| Open Drawtube Overall Length | 0.316 INCHES NOMINAL IN |
| Scale Markings | NOT PROVIDED |
| Straight Type Overall Length | 9.710 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| Z080-030-060-55 | 5/9 Secondary reference Olympus America Inc |
| C080Z1-030-060-60 | 5/9 Secondary reference Olympus America Inc |
| R080-024-045-50 | C/1 Advisory reference — outside the item-of-supply concept Olympus America Inc |
| R080-024-045-50 | 3/9 Design control — primary reference Olympus America Inc |
NSN 6650-01-320-4281 is a Borescope, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
Key specifications for 6650-01-320-4281: Optical Device Type: LENS; Focusing Type: ADJUSTABLE; Bracket: NOT PROVIDED; Field View Coverage: 55 DEG. 9 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 6650-01-320-4281 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.