The Kit,filter Plug Bypass, cataloged under National Stock Number 4920-01-207-5257, 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 Eaton Corp Dba Eaton Aerospace Jackson. Government technical data includes 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-207-5257 |
| Primary Part Number | 216560 |
| Item Name | Kit,filter Plug Bypass |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Eaton Corp Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| General Characteristics Item Description | C/O A THREADED PLUG AND INLET FITTING USED DURING THE FILTER BYPASS VALVE TEST |
| 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 |
|---|---|
| 216560 PRIMARY | Eaton Corp Dba Eaton Aerospace Jackson (USA) |
NSN 4920-01-207-5257 is a Kit,filter Plug Bypass, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-207-5257 has 1 manufacturer part number on file: 216560 (Eaton Corp Dba Eaton Aerospace Jackson).
1 possible match (shared part number, not a government interchangeability claim): 4520-01-483-5112. Verify interchangeability with system specifications before substitution.
Key specifications for 216560: General Characteristics Item Description: C/O A THREADED PLUG AND INLET FITTING USED DURING THE FILTER BYPASS VALVE TEST; End Item Identification: KC135R SUPPORT EQUIPMENT. 1 specification is 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.