The Chain Assembly,single Leg, cataloged under National Stock Number 4010-01-289-3233, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is American T T & R Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4010-01-289-3233 |
| Primary Part Number | SW25371 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | American T T & R Inc |
| Status | ACTIVE |
| Attachment Style | GRAB HOOK TERMINAL ATTACHMENT FIRST END |
| Style Designator | PROOF COIL |
| Material Document and Classification | ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Safe Operating Load Rating | 16000.0 POUNDS MINIMUM 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 |
|---|---|
| SW25371 | American T T & R Inc (USA) |
| Reference | Meaning |
|---|---|
| SW25371 | 5/9 Secondary reference Columbus Mckinnon Corp Cm Chain Div |
| SW25371 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4010-01-289-3233 is a Chain Assembly,single Leg, manufactured by American T T & R Inc, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-289-3233 has 1 manufacturer part number on file: SW25371 (American T T & R Inc).
Key specifications for SW25371: Attachment Style: GRAB HOOK TERMINAL ATTACHMENT FIRST END; Style Designator: PROOF COIL; Material Document and Classification: ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 5.695 FEET NOMINAL FT. 5 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.