The Sling and Wire Rope Assembly Set, cataloged under National Stock Number 3940-01-538-9499, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Cortland Company, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-538-9499 |
| Primary Part Number | 94D519-4 |
| Item Name | Sling and Wire Rope Assembly Set |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Cortland Company, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 94D519-4 PRIMARY | Cortland Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 94D519 | D/9 Drawing number reference only U.S. Government activity |
| 94D519-4 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 3940-01-538-9499 is a Sling and Wire Rope Assembly Set, manufactured by Cortland Company, Inc., classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-538-9499 has 1 manufacturer part number on file: 94D519-4 (Cortland Company, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 3940-01-539-0534, 3940-01-539-1505. Verify interchangeability with system specifications before substitution.
Key specifications for 94D519-4: Part Name Assigned by Controlling Agency: UMARK SLINGS - 26.5K MBS; End Item Identification: NSN: 1670-01-501-8140. 0 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.
NSN 3940-01-538-9499 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.