The Adapter,mount,power Unit, cataloged under National Stock Number 1620-01-107-6855, 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 1 specification, 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-107-6855 |
| Primary Part Number | 74A450986-2001 |
| Item Name | Adapter,mount,power Unit |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM PER QQ-A-225/9,7075-T73; ANODIZED; 2.410 IN. LG; LARGEST DIA 1.212 IN; SMALLEST DIA 1.000 IN. IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74A450986-2001 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| 74A450986-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10153690 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450986-2001 | 5/9 Secondary reference Safran Landing Systems Canada Inc. |
| 74A450986-2001 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
| 74A450986-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450986-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450986-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450986-2001 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
| 74A450986-2001 | 5/9 Secondary reference Nassau Tool Works, Inc |
| 74A450986-2001 | 5/9 Secondary reference Heroux-Devtek Inc |
| 74A450986-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 1958-C-540 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
NSN 1620-01-107-6855 is a Adapter,mount,power Unit, manufactured by The Boeing Company Div Defense, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-107-6855 has 2 manufacturer part numbers on file: 74A450986-2001 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division), 74A450986-2001 (The Boeing Company Div Defense).
Key specifications for 74A450986-2001: General Characteristics Item Description: ALUMINUM PER QQ-A-225/9,7075-T73; ANODIZED; 2.410 IN. LG; LARGEST DIA 1.212 IN; SMALLEST DIA 1.000 IN. IN; End Item Identification: MCDONNELL AIRCRAFT COMPANY INSERT-POWER UNIT MOUNTING,MODEL NO. NLG; CF18A; CF18B,F/A18A; TF/A18A,AND F/A18A AIRCRAFT. 1 specification is 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 1620-01-107-6855 has DEMIL Code B. 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.