The Link,chain,end, cataloged under National Stock Number 4010-01-424-6522, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Service Chain/drives Div of Hkk Chain Corp of America. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4010-01-424-6522 |
| Primary Part Number | 6251K225 |
| Item Name | Link,chain,end |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | Service Chain/drives Div of Hkk Chain Corp of America |
| Status | ACTIVE |
| Material | STEEL |
| Fabrication Method | FORGED |
| Breaking Strength | 0000.00 BELT GROUP 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6251K225 PRIMARY | Service Chain/drives Div of Hkk Chain Corp of America (USA) |
| Reference | Meaning |
|---|---|
| 6261K225 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
| 593-6960881 PC 53 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 4010-01-424-6522 is a Link,chain,end, manufactured by Service Chain/drives Div of Hkk Chain Corp of America, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-424-6522 has 1 manufacturer part number on file: 6251K225 (Service Chain/drives Div of Hkk Chain Corp of America).
Key specifications for 6251K225: Special Features: ANSI NO. 60-2; DISTANCE BETWEEM CENTER OF EACH LINK 0.750 INS; Material: STEEL; Fabrication Method: FORGED; Breaking Strength: 0000.00 BELT GROUP 2. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.