The Adapter-Inlet Port, cataloged under National Stock Number 4920-01-101-2904, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4920-01-101-2904 |
| Item Name | Adapter-Inlet Port |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; CADMIUM PLATE; 2.190 IN. LG; 3.130 IN. DIA; 1.330 IN. DIA HOLE THRU; FOUR 0.281 IN. DIA HOLES THRU BASE ON 1.817 IN. SQ CENTERS; USED TO CONNECT THE FUEL SUPPLY TO THE INLET PUMP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| T12815 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-101-2904 is a Adapter-Inlet Port, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4720-01-257-1500. Verify interchangeability with system specifications before substitution.
Key specifications for 4920-01-101-2904: General Characteristics Item Description: STEEL; CADMIUM PLATE; 2.190 IN. LG; 3.130 IN. DIA; 1.330 IN. DIA HOLE THRU; FOUR 0.281 IN. DIA HOLES THRU BASE ON 1.817 IN. SQ CENTERS; USED TO CONNECT THE FUEL SUPPLY TO THE INLET PUMP IN; End Item Identification: T56-A-15 TURBO-PROP ENGINE AGE. 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.