The Arm,switch,drag Brace, cataloged under National Stock Number 1620-01-107-6830, 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 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-107-6830 |
| Primary Part Number | 74A450820-2003 |
| Item Name | Arm,switch,drag Brace |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Material | STEEL |
| 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 |
|---|---|
| 74A450820-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450820-2003 | Heroux-Devtek Inc (CAN) |
| 74A450820-2003 | Safran Landing Systems Canada Inc. (CAN) |
| 74A450820-2003 | Nassau Tool Works, Inc (USA) |
| 74A450820-2003 | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 10153678 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450820-2003 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450820-2003 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
| 74A450820-2003 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450820-2003 | C/1 Advisory reference — outside the item-of-supply concept Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 74A450820-2003 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 1958-199 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450820-2003 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
| 74A450820 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 74A450820-2001 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 1620-01-107-6830 is a Arm,switch,drag Brace, manufactured by The Boeing Company Div Defense, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-107-6830 has 5 manufacturer part numbers on file: 74A450820-2003 (The Boeing Company Div Defense), 74A450820-2003 (Heroux-Devtek Inc), 74A450820-2003 (Safran Landing Systems Canada Inc.), 74A450820-2003 (Nassau Tool Works, Inc), 74A450820-2003 (Goodrich Corporation).
Key specifications for 74A450820-2003: Overall Length: 2.270 INCHES NOMINAL IN; Material: STEEL. 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 1620-01-107-6830 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.