The Light,microscope, cataloged under National Stock Number 6650-00-855-9135, 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 Bausch & Lomb Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-00-855-9135 |
| Primary Part Number | 31-33-05-28 |
| Item Name | Light,microscope |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Bausch & Lomb Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LAMP |
| Light Adjustment Limits | 360.0 DEGREES NOMINAL HORIZONTAL |
| Lens Color | COLORLESS |
| Mounting Method | BASE |
| Light Adjustment Method | SWIVEL ARM |
| Features Provided | INTEGRAL TIMING ADVANCE INDICATOR AND TACHOMETER AND TRANSFORMER |
| Lamp Base Type Accommodated | DOUBLE CONTACT CANDELABRA PREFOCUS |
| Wiring Provision Length | 78.0 INCHES NOMINAL ALL PROVISIONS IN |
| Wiring Provision Method | CABLE |
| Lens Transparency | REFLECTIVE |
| Lamp Type Accommodated and Quantity | 1 INCANDESCENT |
| Terminal Type and Quantity | 2 CONNECTOR, PLUG, EXTERNAL, STANDARD PARALLEL, 2 BLADE |
| Voltage Rating in Volts | 115.0 AC NOMINAL |
| 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 |
|---|---|
| 31-33-05-28 PRIMARY | Bausch & Lomb Inc (USA) |
| Reference | Meaning |
|---|---|
| BL31-33-0428 | 5/9 Secondary reference U.S. Government activity |
| 31-33-41-01 | 5/9 Secondary reference Bausch & Lomb Inc |
| BL31-33-0528 | 5/9 Secondary reference U.S. Government activity |
| 31-33-05-01 | 5/9 Secondary reference Bausch & Lomb Inc |
| 31-33-04-28 | 5/9 Secondary reference Bausch & Lomb Inc |
| 26-60-10-01 | 5/9 Secondary reference Amarel Precision Instruments Inc Optem Div |
| 31-33-53 | 5/9 Secondary reference Bausch & Lomb Inc |
NSN 6650-00-855-9135 is a Light,microscope, manufactured by Bausch & Lomb Inc, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-00-855-9135 has 1 manufacturer part number on file: 31-33-05-28 (Bausch & Lomb Inc).
Key specifications for 31-33-05-28: Furnished Items and Quantity: 1 LAMP; Light Adjustment Limits: 360.0 DEGREES NOMINAL HORIZONTAL; Lens Color: COLORLESS; Mounting Method: BASE. 13 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.
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.