The Link,chain,end, cataloged under National Stock Number 4010-01-252-4393, 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 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4010-01-252-4393 |
| Primary Part Number | A-342W 1/2 INCH |
| Item Name | Link,chain,end |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Inside Width | 2.500 INCHES NOMINAL IN |
| Inside Length | 5.000 INCHES NOMINAL IN |
| Material Diameter | 0.500 INCHES NOMINAL IN |
| Style Designator | ENLARGED COMMON |
| Material | STEEL |
| 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 |
|---|---|
| A-342W 1/2 INCH PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| 61-94-0160 | 5/9 Secondary reference U.S. Government activity |
| 1042666 | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
| A-342-1/2 IN | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
| 0B-01 GALV 1-2X2 1-2X5 IN | 5/9 Secondary reference U.S. Government activity |
| 709-5770320 ITEM 5-5 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 4010-01-252-4393 is a Link,chain,end, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-252-4393 has 1 manufacturer part number on file: A-342W 1/2 INCH (The Crosby Group Llc Dba the Crosby Group).
Key specifications for A-342W 1/2 INCH: Inside Width: 2.500 INCHES NOMINAL IN; Inside Length: 5.000 INCHES NOMINAL IN; Material Diameter: 0.500 INCHES NOMINAL IN; Style Designator: ENLARGED COMMON. 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.