The Collar,shaft, cataloged under National Stock Number 3040-01-470-3920, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-470-3920 |
| Primary Part Number | 124-4322611 PC 19 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 1.1250 INCHES NOMINAL IN |
| Bore Diameter | 0.1250 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Thickness | 0.3438 INCHES NOMINAL IN |
| 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 |
|---|---|
| 124-4322615 PC 3 | Naval Sea Systems Command (USA) |
| 124-4322611 PC 19 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 4322615 | D/9 Drawing number reference only Naval Sea Systems Command |
| 4322611 | D/9 Drawing number reference only Naval Sea Systems Command |
| 5/8-18UNC-2B | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 3040-01-470-3920 is a Collar,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-470-3920 has 2 manufacturer part numbers on file: 124-4322615 PC 3 (Naval Sea Systems Command), 124-4322611 PC 19 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 2040-01-470-3991, 2040-01-473-8449. Verify interchangeability with system specifications before substitution.
Key specifications for 124-4322611 PC 19: Style Designator: PLAIN ROUND; Outside Diameter: 1.1250 INCHES NOMINAL IN; Special Features: CONN. ROD COLLAR, 5/8-18UNF-2B; End Item Identification: USED ON AIRCRAFT CARRIER CVAN 68 - DOORS BALLISTIC UNDER 25. 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.