The Shaft Assembly,shou, cataloged under National Stock Number 1620-01-250-5474, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-250-5474 |
| Primary Part Number | 68A410640-1003 |
| Item Name | Shaft Assembly,shou |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | MAIN LANDING GEAR |
| General Characteristics Item Description | 6.50 IN LG;1.25 IN OD;300M STEEL MIL-S-8844 CLASS 3;PLUG P/N ST7M141C9S IN |
| Criticality Code Justification | FEAT |
| 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 |
|---|---|
| 68A410640-1003 | Machine Specialties, Llc (USA) |
| 68A410640-1003 | Logistical Support Llc (USA) |
| 68A410640-1003 | Hydromach Inc Dba Hydromach Inc (USA) |
| 68A410640-1003 | Goodrich Corporation (USA) |
| 68A410640-1003 | Hdi Landing Gear Usa Inc (USA) |
| 68A410640-1003 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 68A410640-1003 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 68A410640-1003 | 5/9 Secondary reference Circor Aerospace, Inc. Div Circor |
| 68A410640-1003 | 5/2 Secondary reference U.S. Government activity |
| 68A410640-1003 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 68A410640-1003 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
NSN 1620-01-250-5474 is a Shaft Assembly,shou, manufactured by The Boeing Company Div Defense, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-250-5474 has 6 manufacturer part numbers on file: 68A410640-1003 (Machine Specialties, Llc), 68A410640-1003 (Logistical Support Llc), 68A410640-1003 (Hydromach Inc Dba Hydromach Inc), 68A410640-1003 (Goodrich Corporation), 68A410640-1003 (Hdi Landing Gear Usa Inc) and 1 more.
Key specifications for 68A410640-1003: FSC Application Data: MAIN LANDING GEAR; General Characteristics Item Description: 6.50 IN LG;1.25 IN OD;300M STEEL MIL-S-8844 CLASS 3;PLUG P/N ST7M141C9S IN; Criticality Code Justification: FEAT; Special Features: FORM,FIT,FUNCTION. 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.
NSN 1620-01-250-5474 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.