The Telescope,straight, cataloged under National Stock Number 6650-01-148-2161, 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 Bushnell Group, Inc Div Bushnell Holdings, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6650-01-148-2161 |
| Primary Part Number | 78-1821 |
| Item Name | Telescope,straight |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Bushnell Group, Inc Div Bushnell Holdings, Inc. |
| Status | ACTIVE |
| Magnification | 20.0 NOMINAL |
| Magnification Type | FIXED |
| Optical Device Type | LENS |
| Focusing Type | ADJUSTABLE |
| Field View Coverage | 175.0 FT AT 1000.0 YD FT |
| Carrying Case | NOT PROVIDED |
| 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 |
|---|---|
| 78-1821 PRIMARY | Bushnell Group, Inc Div Bushnell Holdings, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SPACEMASTER II | 3/1 Design control — primary reference Bushnell Group, Inc Div Bushnell Holdings, Inc. |
NSN 6650-01-148-2161 is a Telescope,straight, manufactured by Bushnell Group, Inc Div Bushnell Holdings, Inc., classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-148-2161 has 1 manufacturer part number on file: 78-1821 (Bushnell Group, Inc Div Bushnell Holdings, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 2510-01-593-5273. Verify interchangeability with system specifications before substitution.
Key specifications for 78-1821: Magnification: 20.0 NOMINAL; Magnification Type: FIXED; Optical Device Type: LENS; Focusing Type: ADJUSTABLE. 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.
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.