The Stand,optical Instrument, cataloged under National Stock Number 6675-00-438-3989, is classified within Federal Supply Class 6675 (Drafting, Surveying, and Mapping Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Brunson Instrument Company Dba Brunson Instrument Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6675-00-438-3989 |
| Primary Part Number | RS-231 |
| Item Name | Stand,optical Instrument |
| FSC / FSG | 6675 / 66 — Drafting, Surveying, and Mapping Instruments |
| Manufacturer | Brunson Instrument Company Dba Brunson Instrument Company |
| Status | ACTIVE |
| General Characteristics Item Description | HEAVY DUTY; ADJUSTABLE FROM 24.000 IN. TO 41.000 IN. H IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 71-5010 | Brunson Instrument Company Dba Brunson Instrument Company (USA) |
| RS-231 PRIMARY | Brunson Instrument Company Dba Brunson Instrument Company (USA) |
| Reference | Meaning |
|---|---|
| 231-0 | 5/9 Secondary reference Brunson Instrument Company Dba Brunson Instrument Company |
| 71-5015 | 5/9 Secondary reference Brunson Instrument Company Dba Brunson Instrument Company |
NSN 6675-00-438-3989 is a Stand,optical Instrument, manufactured by Brunson Instrument Company Dba Brunson Instrument Company, classified under FSC 6675, Drafting, Surveying, and Mapping Instruments. Status: active.
NSN 6675-00-438-3989 has 2 manufacturer part numbers on file: 71-5010 (Brunson Instrument Company Dba Brunson Instrument Company), RS-231 (Brunson Instrument Company Dba Brunson Instrument Company).
2 possible matches (shared part number, not a government interchangeability claim): 2815-00-962-2500, 5310-01-065-5948. Verify interchangeability with system specifications before substitution.
Key specifications for RS-231: General Characteristics Item Description: HEAVY DUTY; ADJUSTABLE FROM 24.000 IN. TO 41.000 IN. H IN. 1 specification is 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.