The Fixture,aircraft Maintenance, cataloged under National Stock Number 4920-00-786-8230, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Goodrich Corporation Div Advanced Structures Landing Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-786-8230 |
| Primary Part Number | 2559972 |
| Item Name | Fixture,aircraft Maintenance |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Goodrich Corporation Div Advanced Structures Landing Systems |
| Status | ACTIVE |
| Functional Description | USED TO CHECK THE ALIGNMENT OF DRAG BRACE AFT AND FORWARD LINK KNEE BUSHINGS, THE FORWARD LINK BUSHING AND THE RETACT ARM STEERING ACTUATOR BEARINGS |
| Reference Number Differentiating Characteristics | SOURCE CONTROL DRAWING NUMBER 4S90568 |
| 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 |
|---|---|
| 2559972 | Goodrich Corporation Div Advanced Structures Landing Systems (USA) |
| Reference | Meaning |
|---|---|
| 2559972 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
| 4S90568-101A | 1/3 Source control — Government-approved source U.S. Government activity |
| 2559972 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 4920-00-786-8230 is a Fixture,aircraft Maintenance, manufactured by Goodrich Corporation Div Advanced Structures Landing Systems, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-786-8230 has 1 manufacturer part number on file: 2559972 (Goodrich Corporation Div Advanced Structures Landing Systems).
Key specifications for 2559972: Special Features: COMPANY ITEM NAME-FIXTURE, ALIGNING BUSHING; Functional Description: USED TO CHECK THE ALIGNMENT OF DRAG BRACE AFT AND FORWARD LINK KNEE BUSHINGS, THE FORWARD LINK BUSHING AND THE RETACT ARM STEERING ACTUATOR BEARINGS; End Item Identification: C-5A AIRCRAFT AGE. A; Reference Number Differentiating Characteristics: SOURCE CONTROL DRAWING NUMBER 4S90568. 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.
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.