The Chain Assembly,single Leg, cataloged under National Stock Number 4010-00-515-5441, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4010-00-515-5441 |
| Primary Part Number | A3750-4-4 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Attachment Style | BEAD CHAIN TERMINAL ATTACHMENT SECOND END |
| Attachment Style | BEAD CHAIN TERMINAL ATTACHMENT FIRST END |
| Style Designator | BEAD |
| Diameter | 0.125 INCHES NOMINAL BEAD IN |
| Quantity Per Unit of Measure | 72 PER FOOT |
| Surface Treatment | NICKEL CHAIN |
| Surface Treatment | NICKEL ALL ATTACHMENTS |
| Material | COPPER ALLOY ALL ATTACHMENTS |
| Material | COPPER ALLOY CHAIN |
| Fabrication Method | CAST OR COLD DRAWN OR FORGED OR FORMED |
| End Type | TERMINAL ATTACHMENT BOTH ENDS |
| 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 |
|---|---|
| A3750-4-4 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| A3750-4-4 | 5/9 Secondary reference Scomill Inc |
| A3750-4-4 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 4010-00-515-5441 is a Chain Assembly,single Leg, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-00-515-5441 has 1 manufacturer part number on file: A3750-4-4 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for A3750-4-4: Attachment Style: BEAD CHAIN TERMINAL ATTACHMENT SECOND END; Attachment Style: BEAD CHAIN TERMINAL ATTACHMENT FIRST END; Style Designator: BEAD; Diameter: 0.125 INCHES NOMINAL BEAD IN. 11 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.