The Chain,welded, cataloged under National Stock Number 4010-01-227-3506, 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 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4010-01-227-3506 |
| Primary Part Number | SPECTRUM-8SZ1/2 |
| Item Name | Chain,welded |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Style Designator | CLOSE LINK |
| Diameter | 0.515 INCHES NOMINAL STOCK IN |
| Safe Operating Load Rating | 11400.0 POUNDS NOMINAL LBS |
| 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 |
|---|---|
| SPECTRUM-8SZ1/2 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| 0273554 | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| RR-C-271 | 4/1 Identification reference U.S. Government activity |
| SPECTRUM-8SZ1/2X60IN | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
| 13230E3640-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| RR-C-271 TY 1 XL 1SZ 1/2 | 5/2 Secondary reference U.S. Government activity |
NSN 4010-01-227-3506 is a Chain,welded, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-227-3506 has 2 manufacturer part numbers on file: SPECTRUM-8SZ1/2 (The Crosby Group Llc Dba the Crosby Group), 0273554 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for SPECTRUM-8SZ1/2: Style Designator: CLOSE LINK; Diameter: 0.515 INCHES NOMINAL STOCK IN; Overall Length: 5.000 FEET NOMINAL FT; Safe Operating Load Rating: 11400.0 POUNDS NOMINAL LBS. 4 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.