The Key,gland Lock, cataloged under National Stock Number 1620-01-176-5213, 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 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1620-01-176-5213 |
| Primary Part Number | 1881A399 |
| Item Name | Key,gland Lock |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| FSC Application Data | MAIN LANDING GEAR |
| General Characteristics Item Description | 2.520 IN. LG;THD 0.250-20 UNC-3B THRU 2 PLACES;MATL 300M STEEL PER MIL-S-8844 CLASS 3 IN |
| 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 |
|---|---|
| 1881A399 | Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles (USA) |
| 1881A399 | The Boeing Company Div Legacy Am&m (USA) |
| 1881A399 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 1881A399 | Es3 Prime Logistics Group Inc Dba Es3 Plg (USA) |
| 1881A399 | Hdi Landing Gear Usa Inc (USA) |
| 1881A299 | Airtronics, Llc (USA) |
| 1881A399 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1881A399 | 5/9 Secondary reference Cummins Aerospace, Llc Dba Cummins Aerospace Llc |
| 1881A399 | 5/9 Secondary reference U.S. Government activity |
| 1881A399 | 5/9 Secondary reference Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana Div Integral Aerospace, Llc Dba Pcx Aerosystems - Santa Ana |
| 1881A399 | 5/9 Secondary reference Silco Engineering & Manufacturing Inc Dba Silco Engineering Surface Grinding |
| 1881A399 | 3/9 Design control — primary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 1881A399 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 1881A399 | 5/9 Secondary reference Transaero, Inc. |
| 1881A399 | 5/9 Secondary reference Hydro-Mill Co |
NSN 1620-01-176-5213 is a Key,gland Lock, manufactured by Goodrich Corporation, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-176-5213 has 7 manufacturer part numbers on file: 1881A399 (Alatus Aerosystems Dba F.k.a., Triumph Structures-Los Angeles), 1881A399 (The Boeing Company Div Legacy Am&m), 1881A399 (Cm Manufacturing Inc Dba Cm Manufacturing Inc), 1881A399 (Es3 Prime Logistics Group Inc Dba Es3 Plg), 1881A399 (Hdi Landing Gear Usa Inc) and 2 more.
Key specifications for 1881A399: FSC Application Data: MAIN LANDING GEAR; General Characteristics Item Description: 2.520 IN. LG;THD 0.250-20 UNC-3B THRU 2 PLACES;MATL 300M STEEL PER MIL-S-8844 CLASS 3 IN; 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 1620-01-176-5213 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.