The Block,heating,incubator, cataloged under National Stock Number 6640-01-608-3102, 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 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-608-3102 |
| Primary Part Number | 5890R99 |
| Item Name | Block,heating,incubator |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Arthur H. Thomas Company |
| Status | ACTIVE |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM |
| 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 |
|---|---|
| 5890R99 PRIMARY | Arthur H. Thomas Company (USA) |
| Reference | Meaning |
|---|---|
| 6640NCM127902 | 5/1 Secondary reference Defense Medical Standardization Board |
| 222024 | 5/1 Secondary reference U.S. Government activity |
NSN 6640-01-608-3102 is a Block,heating,incubator, manufactured by Arthur H. Thomas Company, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-608-3102 has 1 manufacturer part number on file: 5890R99 (Arthur H. Thomas Company).
Key specifications for 5890R99: Overall Height: 2.000 INCHES NOMINAL IN; Overall Length: 3.750 INCHES NOMINAL IN; Overall Width: 3.000 INCHES NOMINAL IN; Special Features: TEST TUBE BLOCK MODULE FOR MODEL 112004 DRY HEAT INCUBATOR; CAPACITY: 12-16 MM TUBES; MATERIAL: ALUMINUM; ALPHA/NUMERICALLY LABELED ROWS AND COLUMNS FOR VESSEL IDENTIFICATION PURPOSES MM. 2 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.