The Transmitter Group,humidity-Tempe, cataloged under National Stock Number 6660-01-679-9516, is classified within Federal Supply Class 6660 (Meteorological Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Transmitter Group,humidity-Tempe |
| FSC / FSG | 6660 — Meteorological Instruments and Apparatus (FSG 66) |
| Manufacturers | Howell Laboratories, Inc. Dba Odat Machine (CAGE 39UG2); Howell Laboratories Inc Dba Howell Laboratories Inc (CAGE 22501) |
| Parameter | Value |
|---|---|
| NSN | 6660-01-679-9516 |
| Primary Part Number | 8612-13 |
| Item Name | Transmitter Group,humidity-Tempe |
| FSC / FSG | 6660 / 66 — Meteorological Instruments and Apparatus |
| Manufacturer | Howell Laboratories Inc Dba Howell Laboratories Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8612-13 | Howell Laboratories, Inc. Dba Odat Machine (USA) |
| 8612-13 PRIMARY | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| EA34-TXW-HWL | 5/9 Secondary reference Michell Instruments, Inc. |
| 7148-G501 REV F ITEM NO 3 | C/1 Advisory reference — outside the item-of-supply concept Howell Laboratories Inc Dba Howell Laboratories Inc |
| EA34-TX+(100/+20C)+HD | 5/9 Secondary reference Michell Instruments, Inc. |
NSN 6660-01-679-9516 is a Transmitter Group,humidity-Tempe, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 6660, Meteorological Instruments and Apparatus. Status: active.
NSN 6660-01-679-9516 has 2 manufacturer part numbers on file: 8612-13 (Howell Laboratories, Inc. Dba Odat Machine), 8612-13 (Howell Laboratories Inc Dba Howell Laboratories Inc).
No hazard code in the DLA record (HMIC N). 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.