The Rib, cataloged under National Stock Number 1560-01-166-1131, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1560-01-166-1131 |
| Item Name | Rib |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Status | ACTIVE |
| General Characteristics Item Description | OPPOSITE -4;STOCK SIZE-.051 X 3.3 X 23.0 IN.;MATERIAL-ALUMINUM ALLOY 7075-0 CLAD PER QQ-A-287,0 TEMPERED,HEAT TREATED TO T6;FINISH-F-2.115;LOCATION-DOWNLOCK,SPOILER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9-60140-1 | 5/9 Secondary reference U.S. Government activity |
| 9-60140-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1560-01-166-1131 is a Rib, classified under FSC 1560, Airframe Structural Components. Status: active.
Key specifications for 1560-01-166-1131: General Characteristics Item Description: OPPOSITE -4;STOCK SIZE-.051 X 3.3 X 23.0 IN.;MATERIAL-ALUMINUM ALLOY 7075-0 CLAD PER QQ-A-287,0 TEMPERED,HEAT TREATED TO T6;FINISH-F-2.115;LOCATION-DOWNLOCK,SPOILER IN; End Item Identification: B-52 AIRCRAFT. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1560-01-166-1131 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.