The Spindle Pin Assembly, cataloged under National Stock Number 1620-01-203-1838, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Goodrich Corporation. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-203-1838 |
| Primary Part Number | 1881B378 |
| Item Name | Spindle Pin Assembly |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| FSC Application Data | MAIN LANDING GEAR,JURY BRACE |
| General Characteristics Item Description | MATL MAKE FROM FORGING 1881B378-60 REF 4340 STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1881B378 | Airtronics, Llc (USA) |
| 1881B378 | Yucca Valley Industries (USA) |
| 1881B378 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 1881B378 | Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles (USA) |
| 1881B378 | Buckeye Machining Co (USA) |
| 1881B378 PRIMARY | Goodrich Corporation (USA) |
| 1881B378 | Cummins Aerospace, Llc Dba Cummins Aerospace Llc (USA) |
| 1881B378 | Hdi Landing Gear Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 1881B378 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 1881B378 | C/1 Advisory reference — outside the item-of-supply concept Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana |
| 1881B378 | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 1881B378 | 5/9 Secondary reference U.S. Government activity |
NSN 1620-01-203-1838 is a Spindle Pin Assembly, manufactured by Goodrich Corporation, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-203-1838 has 8 manufacturer part numbers on file: 1881B378 (Airtronics, Llc), 1881B378 (Yucca Valley Industries), 1881B378 (Cm Manufacturing Inc Dba Cm Manufacturing Inc), 1881B378 (Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles), 1881B378 (Buckeye Machining Co) and 3 more.
Key specifications for 1881B378: FSC Application Data: MAIN LANDING GEAR,JURY BRACE; General Characteristics Item Description: MATL MAKE FROM FORGING 1881B378-60 REF 4340 STEEL; End Item Identification: AIRCRAFT B1B. 2 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 1620-01-203-1838 has DEMIL Code D. 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.