The Protractor,circular, cataloged under National Stock Number 6675-01-577-6567, is classified within Federal Supply Class 6675 (Drafting, Surveying, and Mapping Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Lockheed Martin Corporation. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Protractor,circular |
| FSC / FSG | 6675 — Drafting, Surveying, and Mapping Instruments (FSG 66) |
| Manufacturers | Greene Machine & Manufacturing Inc (CAGE 03ND7); Lockheed Martin Corporation (CAGE 0L1E5); Gm Diecron, Llc (CAGE 1T530) |
| Parameter | Value |
|---|---|
| NSN | 6675-01-577-6567 |
| Primary Part Number | RG76-1 |
| Item Name | Protractor,circular |
| FSC / FSG | 6675 / 66 — Drafting, Surveying, and Mapping Instruments |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| RG76-1 | Greene Machine & Manufacturing Inc (USA) |
| RG76-1 PRIMARY | Lockheed Martin Corporation (USA) |
| RG76-1 | Gm Diecron, Llc (USA) |
| Reference | Meaning |
|---|---|
| RG76-1 | 5/9 Secondary reference Stone Machine and Tool Inc |
| RG76-1 | 5/9 Secondary reference Bryant's Machine Shop Inc |
NSN 6675-01-577-6567 is a Protractor,circular, manufactured by Lockheed Martin Corporation, classified under FSC 6675, Drafting, Surveying, and Mapping Instruments. Status: active.
NSN 6675-01-577-6567 has 3 manufacturer part numbers on file: RG76-1 (Greene Machine & Manufacturing Inc), RG76-1 (Lockheed Martin Corporation), RG76-1 (Gm Diecron, Llc).
Possible hazard — SDS may be required (DLA HMIC P). 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.