The Insulation Pipe Covering,thermal, cataloged under National Stock Number 1660-01-482-1476, 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 Tolo Incorporated Dba Bfgoodrich Aerospace, Tolo Division. Government technical data includes 4 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-482-1476 |
| Primary Part Number | KC49642-3 |
| Item Name | Insulation Pipe Covering,thermal |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Tolo Incorporated Dba Bfgoodrich Aerospace, Tolo Division |
| Status | ACTIVE |
| Insulation Thickness | 1.500 INCHES NOMINAL IN |
| Material | GLASS FIBER LOCATION NOT OTHERWISE SPECIFIED |
| Fabrication Method | BRAIDED |
| Flammability Rating | NOT RATED |
| 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 |
|---|---|
| KC49642-3 PRIMARY | Tolo Incorporated Dba Bfgoodrich Aerospace, Tolo Division (USA) |
| 102M1010-150-1 | Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc (USA) |
NSN 1660-01-482-1476 is a Insulation Pipe Covering,thermal, manufactured by Tolo Incorporated Dba Bfgoodrich Aerospace, Tolo Division, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-482-1476 has 2 manufacturer part numbers on file: KC49642-3 (Tolo Incorporated Dba Bfgoodrich Aerospace, Tolo Division), 102M1010-150-1 (Hi-Temp Insulation Inc Dba Hi-Temp Insulation Inc).
Key specifications for KC49642-3: Insulation Thickness: 1.500 INCHES NOMINAL IN; End Item Identification: KC135D/E APU; Material: GLASS FIBER LOCATION NOT OTHERWISE SPECIFIED; Fabrication Method: BRAIDED. 4 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.
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.