The Chain,weldless, cataloged under National Stock Number 4010-01-441-3520, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4010-01-441-3520 |
| Primary Part Number | 273171 |
| Item Name | Chain,weldless |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Style Designator | CLOSE LINK |
| Diameter | 0.375 INCHES NOMINAL STRAND IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 273171 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
NSN 4010-01-441-3520 is a Chain,weldless, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-441-3520 has 1 manufacturer part number on file: 273171 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for 273171: Style Designator: CLOSE LINK; Diameter: 0.375 INCHES NOMINAL STRAND IN; Special Features: CHAIN SIZE IS 3/8 IN. AND COMES IN FIBER DRUM THAT CONTAINS 400 FT. IN; Material: STEEL OVERALL. 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.