FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment
Government record, cited
Also searched as4920-01-497-4609 ·
4920014974609 ·
NIIN 014974609 ·
01-497-4609 ·
FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment
Nearby stock numbers← 4920-01-497-4604 Fixture, Hydraulic System Compone
·
4920-01-497-4619 Test Station, Electrical-Electron →
Features
Test Program Set — FSC 4920
Document Type: TECHNICAL ORDER
Relationship to Similar Equipment: MODIFIED 4920-01-387-0421 TO INCLUDE TWO ADDITIONAL E/J BAND LEFT HAND CIRCULAR POLARIZED COUPLERS
Component Document Page Number: 2
Document Identification: TO 33D7-50-2048-501
Supply Items and Quantities: 4920-01-387-0421 TEST PROGRAM SET 1; 4920K3316639AEW KIT 1
Document Source: 98752
Functional Description: USED WITH AN/USM-639 TO TEST ALR-69
Identification
NSN: 4920-01-497-4609
NIIN: 014974609
FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
General Description
The Test Program Set, cataloged under National Stock Number 4920-01-497-4609, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
MODIFIED 4920-01-387-0421 TO INCLUDE TWO ADDITIONAL E/J BAND LEFT HAND CIRCULAR POLARIZED COUPLERS
Component Document Page Number
2
Document Identification
TO 33D7-50-2048-501
Supply Items and Quantities
4920-01-387-0421 TEST PROGRAM SET 1; 4920K3316639AEW KIT 1
Document Source
98752
Functional Description
USED WITH AN/USM-639 TO TEST ALR-69
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL D — Destroy Item
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
2001C0001
3/2Design control — primary reference
U.S. Government activity
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 4920-01-497-4609?
NSN 4920-01-497-4609 is a Test Program Set, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
What are the specifications of 4920-01-497-4609?
Key specifications for 4920-01-497-4609: Document Type: TECHNICAL ORDER; Relationship to Similar Equipment: MODIFIED 4920-01-387-0421 TO INCLUDE TWO ADDITIONAL E/J BAND LEFT HAND CIRCULAR POLARIZED COUPLERS; Component Document Page Number: 2; Document Identification: TO 33D7-50-2048-501. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4920-01-497-4609 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 4920-01-497-4609?
NSN 4920-01-497-4609 has DEMIL Code D. 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.