NSN 4920-00-503-7604 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-503-7604. Manufacturer of record part number: PWA51777.
Also searched as4920-00-503-7604 ·
4920005037604 ·
NIIN 005037604 ·
00-503-7604 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 62374 · PWA51777
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: PWA51777
Manufacturer: Becon Inc Dba Becon Inc
General Description
The Heater,aircraft Engine Maintenan, cataloged under National Stock Number 4920-00-503-7604, 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 Becon Inc Dba Becon Inc. Government technical data includes 3 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. Current acquisition status: Active.
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190
TEST SET,FLIGHT CONTROL SYSTEM
4920-00-001-1405
4920-00-001-1405 · Item name not on file
4920-00-001-1716
4920-00-001-1716 · Item name not on file
4920-00-001-1744
4920-00-001-1744 · Item name not on file
4920-00-001-1745
4920-00-001-1745 · Item name not on file
4920-00-001-1746
4920-00-001-1746 · Item name not on file
4920-00-001-1747
4920-00-001-1747 · Item name not on file
4920-00-001-1748
4920-00-001-1748 · Item name not on file
Frequently Asked Questions
What is NSN 4920-00-503-7604?
NSN 4920-00-503-7604 is a Heater,aircraft Engine Maintenan, manufactured by Becon Inc Dba Becon Inc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-00-503-7604?
NSN 4920-00-503-7604 has 2 manufacturer part numbers on file: PWA51777 (Becon Inc Dba Becon Inc), PWA51777 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA51777?
Key specifications for PWA51777: Overall Height: 8.000 INCHES NOMINAL IN; Overall Diameter: 21.000 INCHES NOMINAL IN; Reference Data and Literature: T.O. 2J-F100-94; Functional Classification: JJ-1.1. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4920-00-503-7604 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 4920-00-503-7604?
NSN 4920-00-503-7604 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.