NSN 4920-01-421-1435 · NIIN 014211435 · Part number 604AS901-1
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 30003
Government record, cited
NSN 4920-01-421-1435 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-421-1435. Manufacturer of record part number: 604AS901-1.
Also searched as4920-01-421-1435 ·
4920014211435 ·
NIIN 014211435 ·
01-421-1435 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 30003 · 604AS901-1
Manufacturer of record: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Identification
NSN: 4920-01-421-1435
NIIN: 014211435
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 604AS901-1
Manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
General Description
The Mech Box,disconnect, cataloged under National Stock Number 4920-01-421-1435, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (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
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4920-00-001-1716 · Item name not on file
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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 4920-01-421-1435?
NSN 4920-01-421-1435 is a Mech Box,disconnect, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What part numbers are listed for NSN 4920-01-421-1435?
NSN 4920-01-421-1435 has 1 manufacturer part number on file: 604AS901-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
What are the specifications of 604AS901-1?
Key specifications for 604AS901-1: Special Features: ITEM IS USED ON DEMOUNTABLE ENGINE TEST FACILITY. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-421-1435 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.
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.