PartsTable TECHNICAL DATA SHEET

NSN 5680-00-684-0716Government record, cited

Core Material, Cellular, Structura5680-00-684-0716

NSN 5680-00-684-0716 · NIIN 006840716

FSC 5680 — Miscellaneous Construction Materials · FSG 56 — Construction and Building Materials

Government record, cited

Also searched as 5680-00-684-0716 · 5680006840716 · NIIN 006840716 · 00-684-0716 · FSC 5680 Miscellaneous Construction Materials · MIL-C-8073 · MIL-C-8073 CL1TY1-C

Nearby stock numbers ← 5680-00-683-2693 · 5680-00-684-0717 →

Features

Core Material,cellular,structura — FSC 5680
Cell Size: 0.188 IN. IN
Cell Perforation: NOT INCLUDED
Maximum Density Rating: 9.9 POUNDS PER CUBIC FOOT LBS
Cell Depth: 1.000 INCHES NOMINAL IN
Designed Transverse Direction Dimension: 20.000 IN. IN
Nondefinitive Spec/std Data: 1 CLASS AND 1-C TYPE
Maximum Service Temp Limit: 350.0 DEG FAHRENHEIT

Identification

NSN: 5680-00-684-0716
NIIN: 006840716
FSC: 5680 — Miscellaneous Construction Materials
FSG: 56 — Construction and Building Materials

General Description

The Core Material,cellular,structura, cataloged under National Stock Number 5680-00-684-0716, is classified within Federal Supply Class 5680 (Miscellaneous Construction Materials) of the Construction and Building Materials group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5680-00-684-0716
Item Name	Core Material,cellular,structura
FSC / FSG	5680 / 56 — Miscellaneous Construction Materials
Status	ACTIVE
Cell Size	0.188 IN. IN
Cell Perforation	NOT INCLUDED
Maximum Density Rating	9.9 POUNDS PER CUBIC FOOT LBS
Cell Depth	1.000 INCHES NOMINAL IN
Designed Transverse Direction Dimension	20.000 IN. IN
Nondefinitive Spec/std Data	1 CLASS AND 1-C TYPE
Maximum Service Temp Limit	350.0 DEG FAHRENHEIT
Material	GLASS BASIC
Designed Ribbon Direction Dimension	70.000 IN. IN
Cell Condition	EXPANDED

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

⇄ Related Items 6

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5680-00-887-287340-767968 POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Possible match (shared part number)Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company

5680-00-949-7036 POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Possible match (shared part number)

5680-01-309-5777 POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Possible match (shared part number)

5680-01-309-5778 POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Possible match (shared part number)

5680-01-309-5779 POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Possible match (shared part number)

5680-01-309-5780 POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Possible match (shared part number)

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
MIL-C-8073	4/1 Identification reference U.S. Government activity
MIL-C-8073 CL1TY1-C	5/1 Secondary reference U.S. Government activity

Related Parts

5680-00-887-2873POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

40-767968

5680-00-949-7036POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

5680-01-309-5777POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

5680-01-309-5778POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

5680-01-309-5779POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

5680-01-309-5780POSSIBLE MATCH

CORE MATERIAL,CELLULAR,STRUCTURA

Frequently Asked Questions

What is NSN 5680-00-684-0716?

NSN 5680-00-684-0716 is a Core Material,cellular,structura, classified under FSC 5680, Miscellaneous Construction Materials. Status: active.

What NSN replaces 5680-00-684-0716?

6 possible matches (shared part number, not a government interchangeability claim): 5680-00-887-2873, 5680-00-949-7036, 5680-01-309-5777. Verify interchangeability with system specifications before substitution.

What are the specifications of 5680-00-684-0716?

Key specifications for 5680-00-684-0716: Cell Size: 0.188 IN. IN; Cell Perforation: NOT INCLUDED; Maximum Density Rating: 9.9 POUNDS PER CUBIC FOOT LBS; Cell Depth: 1.000 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 5680-00-684-0716 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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