The Protractor,three Arm, cataloged under National Stock Number 6675-00-191-1516, is classified within Federal Supply Class 6675 (Drafting, Surveying, and Mapping Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6675-00-191-1516 |
| Item Name | Protractor,three Arm |
| FSC / FSG | 6675 / 66 — Drafting, Surveying, and Mapping Instruments |
| Status | ACTIVE |
| Vernier Quantity | 3 |
| Scale Calibration | 0 TO 360 EVERY 10 DEGREES BOTH WAYS |
| Arm Length From Circle Outer Edge | 18.000 INCHES IN |
| Extension Arm Length | 13.500 INCHES IN |
| Body Diameter | 6.000 INCHES IN |
| Body Shape | CIRCULAR |
| Accessory Components and Quantity | ANY ACCEPTABLE |
| Vernier Smallest Increment | 1.000 MINUTES |
| Nondefinitive Spec/std Data | 2 CLASS AND 1 TYPE |
| Graduation Unit | 0.500 DEGREES |
| Movable Arm Closing to Zero Mark | RIGHT-HAND |
| Tangent Screw Quantity | 2 |
| Material | COPPER ALLOY 745 ARM |
| Material | COPPER ALLOY 745 BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A-A-59478 TY I CL 2 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| MILP288 | 5/1 Secondary reference U.S. Government activity |
NSN 6675-00-191-1516 is a Protractor,three Arm, classified under FSC 6675, Drafting, Surveying, and Mapping Instruments. Status: active.
Key specifications for 6675-00-191-1516: Vernier Quantity: 3; Scale Calibration: 0 TO 360 EVERY 10 DEGREES BOTH WAYS; Arm Length From Circle Outer Edge: 18.000 INCHES IN; Extension Arm Length: 13.500 INCHES IN. 14 specifications are documented in the U.S. Government catalog.
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.