The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-01-183-2008, 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 Arrowhead Products Corp. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 1660-01-183-2008 |
| Primary Part Number | 12622-103C |
| Item Name | Duct Assembly,air Conditioning-H |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Arrowhead Products Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 12622-103C PRIMARY | Arrowhead Products Corp (USA) |
| Reference | Meaning |
|---|---|
| 4A92022-103C | 1/2 Source control — Government-approved source U.S. Government activity |
| 12622-103C | 5/9 Secondary reference U.S. Government activity |
| 1511284-103 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1660-01-183-2008 is a Duct Assembly,air Conditioning-H, manufactured by Arrowhead Products Corp, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-183-2008 has 1 manufacturer part number on file: 12622-103C (Arrowhead Products Corp).
Key specifications for 12622-103C: Special Features: MATL-TITANIUM ALLOY PER MIL-T-9046,TY 1,COMP B 0.032 IN. THK AND 0.040 IN. THK; LOCATION-EXHAUST,AIR CONDITIONER COMPRESSOR,RIGHT HAND SIDE; INSIDE TUBE 4.500 IN. OD,OUTSIDE TUBE 5.000 IN. ID IN; End Item Identification: C-5B AIRCRAFT. 0 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 1660-01-183-2008 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.