The Loop,inoculating,laboratory, cataloged under National Stock Number 6640-01-025-3176, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Arthur H. Thomas Company. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-025-3176 |
| Primary Part Number | 1233-S52 |
| Item Name | Loop,inoculating,laboratory |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Arthur H. Thomas Company |
| Status | ACTIVE |
| Handle Type | WIRE LOOP |
| Precious Material | RHODIUM AND PLATINUM |
| Tip Type | ROUND |
| Size Designator | 0.91 MILLIMETERS NOMINAL MM |
| Material | RHODIUM AND PLATINUM ALLOY OVERALL |
| 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 |
|---|---|
| 1233-S52 PRIMARY | Arthur H. Thomas Company (USA) |
| Reference | Meaning |
|---|---|
| 7012-F15 | 5/9 Secondary reference Arthur H. Thomas Company |
| 7012-20 | 5/9 Secondary reference Arthur H. Thomas Company |
| 7012M20 | 5/9 Secondary reference Arthur H. Thomas Company |
NSN 6640-01-025-3176 is a Loop,inoculating,laboratory, manufactured by Arthur H. Thomas Company, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-025-3176 has 1 manufacturer part number on file: 1233-S52 (Arthur H. Thomas Company).
4 possible matches (shared part number, not a government interchangeability claim): 6150-01-133-6873, 2815-01-274-1659, 5980-01-373-6612. Verify interchangeability with system specifications before substitution.
Key specifications for 1233-S52: Handle Type: WIRE LOOP; Precious Material: RHODIUM AND PLATINUM; Tip Type: ROUND; Special Features: SHANK LENGTH 50.0 MM OR 75MM; INSIDE DIA OF LOOP 4.0MM, DELIVERS 0.01ML SAMPLE MM. 5 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.