The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-331-6901, 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 | 4920-01-331-6901 |
| Primary Part Number | PWA70408 |
| Item Name | Fixture,engine Maintenance,aircr |
| 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. 6313; T.O. 2J-F100-94 |
| Functional Classification | GG-7.4 |
| Functional Description | USED TO PRESSURE TEST THE FAN INLET CASE PS2 PRESSURE TUBE AND OUTER FITTING SUBASSEMBLY AND FULL TUBE ASSEMBLY AFTER BRAZE ASSEMBLY IN CASE; TEST WITH AIR AT 50-55 PSIG; IS USED WITH PWA21875 PRESSURE REGULATOR |
| 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 |
|---|---|
| PWA70408 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4920-01-331-6901 is a Fixture,engine Maintenance,aircr, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-331-6901 has 1 manufacturer part number on file: PWA70408 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA70408: Reference Data and Literature: SERD NO. 6313; T.O. 2J-F100-94; Functional Classification: GG-7.4; Functional Description: USED TO PRESSURE TEST THE FAN INLET CASE PS2 PRESSURE TUBE AND OUTER FITTING SUBASSEMBLY AND FULL TUBE ASSEMBLY AFTER BRAZE ASSEMBLY IN CASE; TEST WITH AIR AT 50-55 PSIG; IS USED WITH PWA21875 PRESSURE REGULATOR; End Item Identification: F100-PW-220 ENGINE. 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.