The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-089-9941, 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 5 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. 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 | 4920-01-089-9941 |
| Primary Part Number | 55246 |
| 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 |
| Nominal Overall Width | 18.000 INCHES IN |
| Nominal Overall Length | 24.000 INCHES IN |
| Reference Data and Literature | SERD NO. 3726; T.O. 2J-F100-94 |
| Nominal Overall Height | 12.000 INCHES IN |
| Functional Description | USED AS BRAZE FIXTURE DURING REPAIR OF NO. 4 BEARIANG SCAVENGE TUBE FERRULE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4920-01-089-9941 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 4920-01-089-9941 has 2 manufacturer part numbers on file: PWA55246 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 55246 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-114-5571. Verify interchangeability with system specifications before substitution.
Key specifications for 55246: Nominal Overall Width: 18.000 INCHES IN; Nominal Overall Length: 24.000 INCHES IN; Reference Data and Literature: SERD NO. 3726; T.O. 2J-F100-94; Nominal Overall Height: 12.000 INCHES IN. 5 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.