The Adapter Assembly,interface Devic, cataloged under National Stock Number 4920-01-322-9891, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-322-9891 |
| Primary Part Number | PWA57345-4 |
| Item Name | Adapter Assembly,interface Devic |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Reference Data and Literature | SERD NO. 6191, T.O. 2J-F00-94 |
| Functional Description | USED TO PROVIDE A PILOT DIAMETER FOR GUIDE,WHILE REMOVING/INSTALLING THE FAN DRIVE TURBINE IN THE ENGINE |
| 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 |
|---|---|
| PWA57345-4 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| PWA57345-4G | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4920PL0827937 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4920PL1423659 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4920-01-322-9891 is a Adapter Assembly,interface Devic, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-322-9891 has 2 manufacturer part numbers on file: PWA57345-4 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), PWA57345-4G (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA57345-4: Reference Data and Literature: SERD NO. 6191, T.O. 2J-F00-94; Special Features: ALUMINUM; 4.500 IN. DIA STEPPED DOWN TO 3.000 IN. DIA WITH AN I.D. OF 2.330 IN. AND AN INTERNAL THREAD OF 3.750-16 UN-3A; THE INTERNAL THREAD ALLOWS IT TO ATTACH TO THE FRONT RETAINER WHILE THE 2.330 IN. I.D. SUPPORTS GUIDE A; Functional Description: USED TO PROVIDE A PILOT DIAMETER FOR GUIDE,WHILE REMOVING/INSTALLING THE FAN DRIVE TURBINE IN THE ENGINE; End Item Identification: F100-PW-229 ENGINE. 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.