The Core Material,cellular,structura, cataloged under National Stock Number 5680-01-296-3607, is classified within Federal Supply Class 5680 (Miscellaneous Construction Materials) of the Construction and Building Materials group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5680-01-296-3607 |
| Item Name | Core Material,cellular,structura |
| FSC / FSG | 5680 / 56 — Miscellaneous Construction Materials |
| Status | ACTIVE |
| Cell Size | 1/8 IN. IN |
| Cell Perforation | NOT INCLUDED |
| Nominal Density Rating | 4.5 POUNDS PER CUBIC FOOT LBS |
| Material Document and Classification | ALUMINUM ALLOY, 5056 ASSN STD SINGLE MATERIAL RESPONSE BASIC |
| Unit Package Quantity | 1 |
| Cell Depth | 0.750 INCHES NOMINAL IN |
| Designed Transverse Direction Dimension | 96.000 IN. IN |
| Nondefinitive Spec/std Data | B GRADE |
| Transverse Direction Dimension | 96.000 IN. IN |
| Ribbon Direction Dimension | 48.000 IN. IN |
| Maximum Service Temp Limit | 350.0 DEG FAHRENHEIT |
| Material | ALUMINUM ALLOY 5056 BASIC |
| Designed Ribbon Direction Dimension | 48.000 IN. IN |
| Cell Condition | EXPANDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SAE-AMS-C-7438 GRB | 5/1 Secondary reference U.S. Government activity |
| MIL-C-7438 | 5/9 Secondary reference U.S. Government activity |
| SAE-AMS-C-7438 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MIL-C-7438 GRB4.5-1/8-10-0.750 | 5/9 Secondary reference U.S. Government activity |
NSN 5680-01-296-3607 is a Core Material,cellular,structura, classified under FSC 5680, Miscellaneous Construction Materials. Status: active.
Key specifications for 5680-01-296-3607: Cell Size: 1/8 IN. IN; Cell Perforation: NOT INCLUDED; Nominal Density Rating: 4.5 POUNDS PER CUBIC FOOT LBS; Material Document and Classification: ALUMINUM ALLOY, 5056 ASSN STD SINGLE MATERIAL RESPONSE BASIC. 14 specifications are 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.
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.