The Bellows,pressure, cataloged under National Stock Number 1660-01-038-7643, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-038-7643 |
| Item Name | Bellows,pressure |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| 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 |
| Reference | Meaning |
|---|---|
| 110043-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1660-01-038-7643 is a Bellows,pressure, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1560-01-723-0042. Verify interchangeability with system specifications before substitution.
Key specifications for 1660-01-038-7643: Special Features: MATL STEEL CORROSION RESISTING; 1.125 IN. O/A DIA; W/ 6 CORRUGATED SIDEWALLS; 0.480 IN. COMPRESSED LG; 0.590 IN. EXTENDED LG; 0.745 IN. DIA RADIATED FLANGE; W/0.164 IN. INT THD MTG HOLE IN; End Item Identification: F-14A AIRCRAFT A. 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.
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.