The Diffuser,air,aircraft Heating an, cataloged under National Stock Number 1660-01-048-6831, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-048-6831 |
| Primary Part Number | 2201472-1 |
| Item Name | Diffuser,air,aircraft Heating an |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| General Characteristics Item Description | TUBE CRES 321 MIL-T-8808 1.000 DIA 1BG 0.028 IN. WALL,PLUG CRES 321 QQ-S-763 1.000 IN. BAR,PASSIVATE PER QQ-P-35,10 HOLES THRU ONE WALL 0.450 IN. MAX 0.430 IN. MIN DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2201472-1 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
NSN 1660-01-048-6831 is a Diffuser,air,aircraft Heating an, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-048-6831 has 1 manufacturer part number on file: 2201472-1 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 2201472-1: General Characteristics Item Description: TUBE CRES 321 MIL-T-8808 1.000 DIA 1BG 0.028 IN. WALL,PLUG CRES 321 QQ-S-763 1.000 IN. BAR,PASSIVATE PER QQ-P-35,10 HOLES THRU ONE WALL 0.450 IN. MAX 0.430 IN. MIN DIA IN; End Item Identification: ACFT C130H U/O P/N 2200440-6-1. 1 specification is 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 1660-01-048-6831 has DEMIL Code B. 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.