The Collar,shaft, cataloged under National Stock Number 3040-00-339-2484, 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 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-339-2484 |
| Primary Part Number | S4501H3131241REVBPC41 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Internal Keyway Width | 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Surface Finish | 125 MICROINCHES INSIDE PERIPHERY |
| Surface Finish | 63 MICROINCHES OUTSIDE PERIPHERY |
| Surface Finish | 125 MICROINCHES ONE BEARING FLAT |
| Surface Finish | 250 MICROINCHES OPPOSITE BEARING FLAT |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 3.235 INCHES MINIMUM AND 3.240 INCHES MAXIMUM IN |
| Keyway Quantity | 1 |
| Distance From Center of Bore to Bottom of Keyway | 1.501 INCHES MINIMUM AND 1.502 INCHES MAXIMUM IN |
| Bore Diameter | 2.9120 INCHES MINIMUM AND 2.9125 INCHES MAXIMUM IN |
| Material | STEEL |
| Thickness | 0.650 INCHES MINIMUM AND 0.660 INCHES MAXIMUM 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 |
|---|---|
| S4501H3131241REVBPC41 PRIMARY | Naval Sea Systems Command (USA) |
| SG2876PC41 | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SG2876PC41 | 5/9 Secondary reference Siemens Energy, Inc. |
| S4501H3131241REVBPC41 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-339-2484 is a Collar,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-339-2484 has 2 manufacturer part numbers on file: S4501H3131241REVBPC41 (Naval Sea Systems Command), SG2876PC41 (Circor Pumps North America Llc).
Key specifications for S4501H3131241REVBPC41: Internal Keyway Width: 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN; Surface Finish: 125 MICROINCHES INSIDE PERIPHERY; Surface Finish: 63 MICROINCHES OUTSIDE PERIPHERY; Surface Finish: 125 MICROINCHES ONE BEARING FLAT. 12 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.