The Shaft,shouldered, cataloged under National Stock Number 3040-01-447-2720, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Carver Pump Company. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-447-2720 |
| Primary Part Number | 006-NGD-002-300 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Carver Pump Company |
| Status | ACTIVE |
| Second End External Thread Length | 0.5000 INCHES NOMINAL IN |
| Step Quantity | 24 |
| First End Diameter | 1.2500 INCHES NOMINAL IN |
| Second End Diameter | 1.3719 INCHES NOMINAL IN |
| Largest Step Diameter | 1.8117 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| Second End Keyway Width | 0.2500 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281D, CL A OR B FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 1.3440 INCHES NOMINAL IN |
| First End Keyway Depth | 0.1250 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.1250 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.0940 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.5000 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED FLAT KEYWAY AND EXTERNALLY THREADED |
| Material | NICKEL ALLOY |
| External Keyway Length | 0.7500 INCHES NOMINAL SECOND END IN |
| External Keyway Length | 2.8750 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.2500 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 |
|---|---|
| N999-65GC-A-001 PC. NO. 6 | Carver Pump Company (USA) |
| 006-NGD-002-300 PRIMARY | Carver Pump Company (USA) |
| N-996-65GC-A-001 ITEM 6 | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| N-996-65GC-A-001 | D/9 Drawing number reference only Carver Pump Company |
| N999-65GC-A-001 | D/9 Drawing number reference only Carver Pump Company |
| D-006-NGD-0-02-300 | 5/9 Secondary reference Carver Pump Company |
NSN 3040-01-447-2720 is a Shaft,shouldered, manufactured by Carver Pump Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-447-2720 has 3 manufacturer part numbers on file: N999-65GC-A-001 PC. NO. 6 (Carver Pump Company), 006-NGD-002-300 (Carver Pump Company), N-996-65GC-A-001 ITEM 6 (Carver Pump Company).
Key specifications for 006-NGD-002-300: Second End External Thread Length: 0.5000 INCHES NOMINAL IN; Step Quantity: 24; First End Diameter: 1.2500 INCHES NOMINAL IN; Second End Diameter: 1.3719 INCHES NOMINAL IN. 19 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.