The Disk,valve, cataloged under National Stock Number 1660-00-678-0729, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-678-0729 |
| Item Name | Disk,valve |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Status | ACTIVE |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Departure From Cited Designator | AGUC,AGXZ |
| Nondefinitive Spec/std Data | 1 TYPE |
| Inside Diameter | 0.095 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Media for Which Designed | AIR |
| Material | RUBBER |
| 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 |
|---|---|
| A5-2-1005 | 3/2 Design control — primary reference U.S. Government activity |
| MILD50082 | 4/1 Identification reference U.S. Government activity |
| 4240006780729 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 1660-00-678-0729 is a Disk,valve, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
Key specifications for 1660-00-678-0729: Overall Height: 0.011 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN; Outside Diameter: 0.875 INCHES NOMINAL IN; Style Designator: PLAIN; Departure From Cited Designator: AGUC,AGXZ. 7 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.