The Buckle, cataloged under National Stock Number 5340-01-664-6655, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-664-6655 |
| Primary Part Number | 820-230 |
| Item Name | Buckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 820-230ED | Naval Inventory Control Point Mechanicsburg (USA) |
| 820-230 | Morgan Diving Corp (USA) |
| 820-230 PRIMARY | Naval Sea Systems Command (USA) |
| 6914580 FIND 26ED | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 820-230 | 5/2 Secondary reference U.S. Government activity |
| 6914580 FIND 26 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5340-01-664-6655 is a Buckle, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-664-6655 has 4 manufacturer part numbers on file: 820-230ED (Naval Inventory Control Point Mechanicsburg), 820-230 (Morgan Diving Corp), 820-230 (Naval Sea Systems Command), 6914580 FIND 26ED (Naval Inventory Control Point Mechanicsburg).
Key specifications for 820-230: Criticality Code Justification: FEAT; Special Features: EXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT; Part Name Assigned by Controlling Agency: BUCKLE CAP, TOP. 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 5340-01-664-6655 has DEMIL Code B. 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.