The Test Plug,aircraft Component, cataloged under National Stock Number 4920-01-059-0527, 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 3 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 | 4920-01-059-0527 |
| Primary Part Number | PWA53790 |
| Item Name | Test Plug,aircraft Component |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Overall Diameter | 3.000 INCHES NOMINAL IN |
| General Characteristics Item Description | STEEL,RUBBER,12.500 IN. LG,3.000 IN. DIA,U/W ADAPTER 53795 AND REGULATOR PWA21875 IN |
| Reference Data and Literature | SERD NO. 3173 |
| 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 |
|---|---|
| PWA53790 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4920-01-059-0527 is a Test Plug,aircraft Component, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-059-0527 has 1 manufacturer part number on file: PWA53790 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA53790: Overall Diameter: 3.000 INCHES NOMINAL IN; General Characteristics Item Description: STEEL,RUBBER,12.500 IN. LG,3.000 IN. DIA,U/W ADAPTER 53795 AND REGULATOR PWA21875 IN; Reference Data and Literature: SERD NO. 3173; Overall Length: 12.500 INCHES NOMINAL IN. 3 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.