The Level,surveying, cataloged under National Stock Number 6675-00-189-8840, is classified within Federal Supply Class 6675 (Drafting, Surveying, and Mapping Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6675-00-189-8840 |
| Item Name | Level,surveying |
| FSC / FSG | 6675 / 66 — Drafting, Surveying, and Mapping Instruments |
| Status | ACTIVE |
| Spirit Level Sensitivity | 20 SEC |
| Effective Aperture Size | 1.570 INCHES NOMINAL IN |
| Tripod Head Style | TRIPOD HEAD |
| Focusing Type | INTERNAL |
| Leveling Screw Quantity | 4 |
| Telescope Length | 18.000 INCHES NOMINAL IN |
| Telescope Type | ERECTING |
| Accessory Components and Quantity | BRUSH LENS 1,CAP DUST OBJECTIVE LENS 1,COVER WATERPROOF 1,GREASE LUBRICATING 1/4 OUNCE TUBE 1,PINS ADJUSTING 2,SCREWDRIVER 1,SUNSHADE OBJECTIVE LENS METAL 1,VIAL LEVEL 1,WRENCH FOR SEPARATING SOCKETS 1 OZ |
| Diameter Magnifying Power | 37.0 NOMINAL |
| Departure From Cited Document | PAC BCTF |
| Unit Type | MOUNTED |
| Sighting Device Type | TELESCOPE |
| Thread Size | 3-1/2-8 |
| Level Type | DUMPY |
| Leg Type | FIXED |
| Reference Number Differentiating Characteristics | W/FIXED LENGTH TRIPOD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 372F | 3/1 Design control — primary reference Gurley Precision Instruments Inc |
NSN 6675-00-189-8840 is a Level,surveying, classified under FSC 6675, Drafting, Surveying, and Mapping Instruments. Status: active.
Key specifications for 6675-00-189-8840: Spirit Level Sensitivity: 20 SEC; Effective Aperture Size: 1.570 INCHES NOMINAL IN; Tripod Head Style: TRIPOD HEAD; Focusing Type: INTERNAL. 16 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.