The Wire Rope Assembly,single Leg, cataloged under National Stock Number 4010-01-221-7947, 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. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4010-01-221-7947 |
| Primary Part Number | 3-13505-9 |
| Item Name | Wire Rope Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Attachment Style | SINGLE SHANK SECOND END |
| Core Construction | WIRE |
| Style Designator | 7 X 19 |
| Material Document and Classification | MIL-C-5424 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Diameter | 0.125 INCHES NOMINAL ROPE IN |
| Lay Method | RIGHT REGULAR ALL LAYERS |
| Prefabrication Form | PREFORMED |
| Material | STEEL OVERALL |
| Breaking Strength | 760.0 BELT GROUP 1 |
| End Type | TERMINAL ATTACHMENT FIRST END |
| 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 |
|---|---|
| 3-13505-9 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3-13505-9 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 3-13505-9 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 4010-01-221-7947 is a Wire Rope Assembly,single Leg, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-221-7947 has 1 manufacturer part number on file: 3-13505-9 (Northrop Grumman Systems Corporation).
Key specifications for 3-13505-9: Attachment Style: SINGLE SHANK SECOND END; Core Construction: WIRE; Style Designator: 7 X 19; Material Document and Classification: MIL-C-5424 MIL SPEC ALL MATERIAL RESPONSES OVERALL. 10 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.