The Shaft,shouldered, cataloged under National Stock Number 3040-00-877-3551, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Arrow Gear Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-877-3551 |
| Primary Part Number | 23007322 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Arrow Gear Llc |
| Status | ACTIVE |
| Second End External Thread Length | 1.562 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 1.5620 INCHES MINIMUM AND 1.5630 INCHES MAXIMUM IN |
| Second End Diameter | 1.5620 INCHES MINIMUM AND 1.5630 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.575 INCHES NOMINAL IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 23007322 | Chardam Gear Company, Inc. (USA) |
| 23007322 PRIMARY | Arrow Gear Llc (USA) |
| 23007322 PRIMARY | A F B Systems, Inc. Dba Sierra Tech (USA) |
| 23007322 | Precision Gear Industries Llc (USA) |
| 23007322 PRIMARY | Equitable Engineering Company Inc. (USA) |
| 23007322 PRIMARY | Dynatech International Llc (USA) |
| 23007322 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23007322 | 5/9 Secondary reference Associated Aerospace Activities Inc |
| 6825238 | 5/9 Secondary reference General Motors Corp |
| 6825238 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 3040-00-877-3551 is a Shaft,shouldered, manufactured by Arrow Gear Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-877-3551 has 7 manufacturer part numbers on file: 23007322 (Chardam Gear Company, Inc.), 23007322 (Arrow Gear Llc), 23007322 (A F B Systems, Inc. Dba Sierra Tech), 23007322 (Precision Gear Industries Llc), 23007322 (Equitable Engineering Company Inc.) and 2 more.
Key specifications for 23007322: Second End External Thread Length: 1.562 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 1.5620 INCHES MINIMUM AND 1.5630 INCHES MAXIMUM IN; Second End Diameter: 1.5620 INCHES MINIMUM AND 1.5630 INCHES MAXIMUM IN. 9 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.
NSN 3040-00-877-3551 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.