The Chain,weldless, cataloged under National Stock Number 4010-00-186-9390, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4010-00-186-9390 |
| Item Name | Chain,weldless |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-Z-325,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.207 INCHES NOMINAL STOCK IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Material | STEEL OVERALL |
| Breaking Strength | 560.000 HARNESS GROUP 3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 820080 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| RR-W-410TYII CL1 | 4/1 Identification reference U.S. Government activity |
| RRC271 | 5/9 Secondary reference U.S. Government activity |
NSN 4010-00-186-9390 is a Chain,weldless, classified under FSC 4010, Chain and Wire Rope. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 2530-00-353-2538, 5805-01-422-2462. Verify interchangeability with system specifications before substitution.
Key specifications for 4010-00-186-9390: Surface Treatment Document and Classification: QQ-Z-325,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL; Style Designator: SINGLE LOOP; Material Document and Classification: QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Diameter: 0.207 INCHES NOMINAL STOCK IN. 8 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.