The Shaft,shouldered, cataloged under National Stock Number 3040-01-577-9657, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-577-9657 |
| Primary Part Number | 790542 ITEM NO 4CP |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | STEEL |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 790542 ITEM NO 4CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 790542 ITEM NO 4CP | Pacific Consolidated Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 790672-001 OXYGEN CLEANCP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 790672-001 OXYGEN CLEAN | 3/1 Design control — primary reference Pacific Consolidated Industries Llc |
NSN 3040-01-577-9657 is a Shaft,shouldered, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-577-9657 has 2 manufacturer part numbers on file: 790542 ITEM NO 4CP (Naval Inventory Control Point Mechanicsburg), 790542 ITEM NO 4CP (Pacific Consolidated Industries Llc).
Key specifications for 790542 ITEM NO 4CP: Criticality Code Justification: ZZZY; Special Features: DRIVE ASSY, 75 STROKE CRYOGENIC PUMP; Part Name Assigned by Controlling Agency: SHAFT; End Item Identification: DRIVE. 3 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.