The Filter,light,interference, cataloged under National Stock Number 6650-01-666-9402, 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 Hobart Bros Co. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-666-9402 |
| Primary Part Number | 770005 |
| Item Name | Filter,light,interference |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Hobart Bros Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 6650-01-666-9402 is a Filter,light,interference, manufactured by Hobart Bros Co, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-666-9402 has 3 manufacturer part numbers on file: 770005 (Hobart Bros Co), 770005 (Acme Electric Motor Inc Dba Acme Tools Div ??-???3814), 770005 (J.w. Goodliffe & Son, Inc.).
Key specifications for 770005: Overall Length: 4.25 INCHES NOMINAL IN; Overall Width: 2.0 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SHADE NUMBER REPLACEMENT LENS 2 X 4 1/4 INCH IN; End Item Identification: 4940016159020. 0 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.