The Pin,trunnion, cataloged under National Stock Number 1620-01-149-4348, is classified within Federal Supply Class 1620 (Aircraft Landing Gear Components) of the Aircraft Components and Accessories group. The manufacturer of record is Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1620-01-149-4348 |
| Primary Part Number | 458-56117-1 |
| Item Name | Pin,trunnion |
| FSC / FSG | 1620 / 16 — Aircraft Landing Gear Components |
| Manufacturer | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co |
| Status | ACTIVE |
| Overall Diameter | 3.810 INCHES NOMINAL IN |
| Special Test Features | 3.250" - 16 UN-3A THD PER MIL-S-8879 A |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 458-56117-1 | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co (USA) |
| 458-56117-1 | Heroux-Devtek Inc (CAN) |
| 458-56117-1 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 458-56117-1 | Es3 Prime Logistics Group Inc Dba Es3 Plg (USA) |
| Reference | Meaning |
|---|---|
| 458-56117-1 | 5/9 Secondary reference J M Precision Inc |
| 458-56117-1 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 458-56117-1 | 5/2 Secondary reference U.S. Government activity |
| 458-56117-1 | 3/2 Design control — primary reference U.S. Government activity |
| 458-56117-1 | 5/9 Secondary reference U.S. Government activity |
NSN 1620-01-149-4348 is a Pin,trunnion, manufactured by Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co, classified under FSC 1620, Aircraft Landing Gear Components. Status: active.
NSN 1620-01-149-4348 has 4 manufacturer part numbers on file: 458-56117-1 (Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co), 458-56117-1 (Heroux-Devtek Inc), 458-56117-1 (Cm Manufacturing Inc Dba Cm Manufacturing Inc), 458-56117-1 (Es3 Prime Logistics Group Inc Dba Es3 Plg).
Key specifications for 458-56117-1: Overall Height: 3.250 INCHES NOMINAL IN; Overall Diameter: 3.810 INCHES NOMINAL IN; Special Test Features: 3.250" - 16 UN-3A THD PER MIL-S-8879 A; Criticality Code Justification: FEAT. 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.
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.