The Sensor,temperature,acft Heater, cataloged under National Stock Number 1660-00-166-2363, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-166-2363 |
| Primary Part Number | 26930989-41 |
| Item Name | Sensor,temperature,acft Heater |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| FSC Application Data | ACFT AIR CONDITIONING SYSTEM |
| General Characteristics Item Description | 4.90 IN. LG,1.00 IN. W,1.00 IN. H,AMBIENT TEMPRANGE -65 DEG F TO 285 DEG F,3 WATTS MAX AT 30 VOLTS DC IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 26930989-41 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 697636-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 26930989-41 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1660PL1862540 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 26930989-41 | 5/9 Secondary reference U.S. Government activity |
NSN 1660-00-166-2363 is a Sensor,temperature,acft Heater, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-166-2363 has 1 manufacturer part number on file: 26930989-41 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 26930989-41: FSC Application Data: ACFT AIR CONDITIONING SYSTEM; General Characteristics Item Description: 4.90 IN. LG,1.00 IN. W,1.00 IN. H,AMBIENT TEMPRANGE -65 DEG F TO 285 DEG F,3 WATTS MAX AT 30 VOLTS DC IN; End Item Identification: C-130 ACFT. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1660-00-166-2363 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.