The Prism,optical Instrument, cataloged under National Stock Number 6650-00-155-2879, 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 Keuffel and Esser Co. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-00-155-2879 |
| Primary Part Number | G11060PC2 |
| Item Name | Prism,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Keuffel and Esser Co |
| Status | ACTIVE |
| Overall Diameter | 50.0 MILLIMETERS NOMINAL MM |
| Overall Thickness | 12.0 MILLIMETERS NOMINAL MM |
| Style Designator | WEDGE TYPE |
| Light Deviation | 3 DEG PLUS 0.5 MIN |
| Material | BARIUM FLINT GLASS AND GLASS BOROSILICATE |
| Refraction Index | 1.5110 NOMINAL AND 1.6170 NOMINAL |
| 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 |
|---|---|
| G11060PC2 | Keuffel and Esser Co (USA) |
| Reference | Meaning |
|---|---|
| 279422PC2 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 6650-00-155-2879 is a Prism,optical Instrument, manufactured by Keuffel and Esser Co, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-00-155-2879 has 1 manufacturer part number on file: G11060PC2 (Keuffel and Esser Co).
Key specifications for G11060PC2: Overall Diameter: 50.0 MILLIMETERS NOMINAL MM; Overall Thickness: 12.0 MILLIMETERS NOMINAL MM; Style Designator: WEDGE TYPE; Light Deviation: 3 DEG PLUS 0.5 MIN. 6 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 6650-00-155-2879 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.