NSN 4920-01-589-4122 · NIIN 015894122 · Part number 3D7502Z-20I
Data Delay Devices · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 22519
Government record, cited
NSN 4920-01-589-4122 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-589-4122. Manufacturer of record part number: 3D7502Z-20I.
Also searched as4920-01-589-4122 ·
4920015894122 ·
NIIN 015894122 ·
01-589-4122 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 22519 · 3D7502Z-20I
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 3D7502Z-20I
Manufacturer: Data Delay Devices
General Description
The Monolithic Manchester Decoder, cataloged under National Stock Number 4920-01-589-4122, 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 Data Delay Devices. Government technical data includes 1 specification, 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.
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.
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4920-00-001-1744 · Item name not on file
4920-00-001-1745
4920-00-001-1745 · Item name not on file
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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 4920-01-589-4122?
NSN 4920-01-589-4122 is a Monolithic Manchester Decoder, manufactured by Data Delay Devices, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-01-589-4122?
NSN 4920-01-589-4122 has 1 manufacturer part number on file: 3D7502Z-20I (Data Delay Devices).
What are the specifications of 3D7502Z-20I?
Key specifications for 3D7502Z-20I: Type/model Designation: SERIES, 3D7502. 1 specification is documented in the U.S. Government catalog.
Is NSN 4920-01-589-4122 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 4920-01-589-4122?
NSN 4920-01-589-4122 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.