The Adapter,hoisting, cataloged under National Stock Number 3940-01-498-9634, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-498-9634 |
| Primary Part Number | 23039441 |
| Item Name | Adapter,hoisting |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Usage Design | AIRCRAFT ENGINE ACCESSORY |
| Supplementary Features | CAGE CALLS THIS: LINK, ENGINE LIFT FIXTURE |
| Material Document and Classification | ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE |
| Surface Treatment | NICKEL |
| Material | STEEL |
| Attachment Method | BOLTED AND HOLE |
| 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 |
|---|---|
| 23039441 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23039441 | 5/9 Secondary reference Rolls-Royce Marine North America Inc. |
| 23070790 PC 23039441 | 5/9 Secondary reference Rolls-Royce Corporation |
| 23039441 | 5/9 Secondary reference General Tool Company |
NSN 3940-01-498-9634 is a Adapter,hoisting, manufactured by Rolls-Royce Corporation, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-498-9634 has 1 manufacturer part number on file: 23039441 (Rolls-Royce Corporation).
Key specifications for 23039441: Overall Height: 4.190 INCHES NOMINAL IN; Usage Design: AIRCRAFT ENGINE ACCESSORY; Supplementary Features: CAGE CALLS THIS: LINK, ENGINE LIFT FIXTURE; Material Document and Classification: ASTM A36 ASSN STD SINGLE MATERIAL RESPONSE. 6 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.