The Fixture,aircraft Maintenance, cataloged under National Stock Number 4920-00-985-4288, 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 The Boeing Company Div Defense. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-985-4288 |
| Primary Part Number | 53E150314-1 |
| Item Name | Fixture,aircraft Maintenance |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Reference Data and Literature | TO 33-1-141 |
| Functional Description | USED FOR CHECKING THE POSITION OF THE SPROCKET TEETH WITH RESPECT TO THE GEAR TEETH AND FOR INDICATING BENT SPROCKETS, SHEARED KEYS, TWISTED SHAFTS, OR IMPROPER ASSEMBLY IN THE ENTRANCE OR EXIT UNIT OF THE 20MM AUTOMATIC GUN MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 53E150314-1 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4920-00-985-4288 is a Fixture,aircraft Maintenance, manufactured by The Boeing Company Div Defense, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-985-4288 has 1 manufacturer part number on file: 53E150314-1 (The Boeing Company Div Defense).
Key specifications for 53E150314-1: Reference Data and Literature: TO 33-1-141; Functional Description: USED FOR CHECKING THE POSITION OF THE SPROCKET TEETH WITH RESPECT TO THE GEAR TEETH AND FOR INDICATING BENT SPROCKETS, SHEARED KEYS, TWISTED SHAFTS, OR IMPROPER ASSEMBLY IN THE ENTRANCE OR EXIT UNIT OF THE 20MM AUTOMATIC GUN MM; Part Name Assigned by Controlling Agency: ENTRANCE/EXIT UNIT CHECKING FIXTURE; End Item Identification: F-4 AIRCRAFT. 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 4920-00-985-4288 has DEMIL Code Q. 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.