The Core Material,cellular,structura, cataloged under National Stock Number 5680-01-545-6904, is classified within Federal Supply Class 5680 (Miscellaneous Construction Materials) of the Construction and Building Materials group. The manufacturer of record is Texas Almet, L.p.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5680-01-545-6904 |
| Primary Part Number | BMS4-4 T4-15N |
| Item Name | Core Material,cellular,structura |
| FSC / FSG | 5680 / 56 — Miscellaneous Construction Materials |
| Manufacturer | Texas Almet, L.p. |
| Status | ACTIVE |
| Cell Size | 1/4 IN IN |
| Cell Perforation | NOT INCLUDED |
| Nominal Density Rating | 3.4 POUNDS PER CUBIC FOOT LBS |
| Material Document and Classification | ALUMINUM ALLOY, 5056 ASSN STD SINGLE MATERIAL RESPONSE BASIC |
| Material | ALUMINUM ALLOY 5056 BASIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BMS4-4 T4-15N PRIMARY | Texas Almet, L.p. (USA) |
| 0.750X48.000X96.000 | Texas Almet, L.p. (USA) |
| MIL-C-7438G 3.4 1/4 .0015N5052 PRIMARY | Texas Almet, L.p. (USA) |
NSN 5680-01-545-6904 is a Core Material,cellular,structura, manufactured by Texas Almet, L.p., classified under FSC 5680, Miscellaneous Construction Materials. Status: active.
NSN 5680-01-545-6904 has 3 manufacturer part numbers on file: BMS4-4 T4-15N (Texas Almet, L.p.), 0.750X48.000X96.000 (Texas Almet, L.p.), MIL-C-7438G 3.4 1/4 .0015N5052 (Texas Almet, L.p.).
Key specifications for BMS4-4 T4-15N: Cell Size: 1/4 IN IN; Cell Perforation: NOT INCLUDED; Nominal Density Rating: 3.4 POUNDS PER CUBIC FOOT LBS; Material Document and Classification: ALUMINUM ALLOY, 5056 ASSN STD SINGLE MATERIAL RESPONSE BASIC. 5 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.